SILICONE SYSTEM OVER MODIFIED BITUMEN MEMBRANE (SMOOTH AND GRANULATED SURFACE)

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1 PART 1 GENERAL SILICONE SYSTEM MEMBRANE (SMOOTH AND GRANULATED SURFACE) This document provides specifications for the application of product to roofing surface. This specification should be used only as a general guide, with the addition of specific details as different job conditions warrant. These tools include roofing products, coverage rate, installation procedures with HIDROCOAT Roofing Products and complementary products. Final determination of the fitness of the application of any HIDROCOAT product shall not be made by anyone other than an authorized representative of HIDROCOAT Roofing Products. 1.1 APPLICABLE PUBLICATIONS: The publications listed below form a part of this specification to the extent referenced. The publications are referred to in the text by the basic designation only. A. American Society for Testing and Materials Publication (ASTM) B. Underwriters Laboratories Inc. (U.L.) C. CRRC Cool Roof Rating Council D. California Building Standards Code - Title QUALITY CONTROL A. Warranty: The contractor shall warrant 5 years, from the date of completion of the work by waterproof system is free from defects in materials and workmanship, all work repairs during this period must be performed by the contractor. Any additional warranty must be provided by the contractor to the owner. B. The manufacturer shall certify that the materials submitted have been used in like application and that they have been actively engaged in the manufacture of these materials for a minimum period of 10 to 15 years prior to Submittals, as required. The manufacturer shall certify that the contractor is authorized and approved for the Application of their materials. C. Pre-Bid Conference: Ten (10) business days prior to bid opening there is to be a mandatory Pre-Bid Conference. Failure to attend the Pre-Bid Conference excludes a contractor from submitting a bid on the project. D. All products considered an equal to those specified must be submitted to the architect/owner within five (5) calendar days following the Pre-Bid Conference. If a change in the specifications is accepted, it will be considered as an alternate and will be presented as a bid amendment issued not less than five (5) business days prior to the bid opening. No other changes to specification or bid documents will be accepted after the deadline has passed. Submittal of materials other than those specified shall include the following to the project architect/owner: 1) A letter of certification, signed by an officer of the manufacturer, stating that the alternative material is equal to or better than the specified product and how it benefits the facility on the specific project in question. 2) Independent laboratory test data giving physical property values in comparison to the specified material. 3) Product data sheets for all primary and secondary components of the system. E. Pre-Installation Conference: Just prior to commencement of the installation, meet at the site with a representative of the coating manufacturer, the waterproofing contractor project superintendent and project foreman, the general contractor (if applicable), the architect or owner s representative, and other parties affected by this section. Review methods and procedures, substrate conditions, scheduling and safety. F. Applicator Qualifications 1) The applicator shall have general knowledge and general understanding of roofing as well as all HIDROCOAT Roofing products for any given specified project. 2) For all warranties, a firm, which has complete business stability, shall perform the work in this section, present a copy of certification upon request by the Architect or the owner. 3) The installer, owner or Architect must review all the documents related all critical points and checklist. 4) For different roofing details the installer, owner or Architect must contact a HIDROCOAT roofing representative for details, terms and conditions for warranty, all issues concerning the roof must be resolved by written way. 1.3 SUBMITTALS A. Product Data: Submit manufacturer s standard submittal package including specification, installation instructions, and general information for each waterproofing material. B. Applicator Qualifications: Submit current Qualified Applicator certificate from the specified waterproofing manufacturer. C. Substrate Conditions: 1) Manufacturer s approved qualified contractor shall present to the owner a completed pre-project inspection form verifying substrate condition and any noted defects not specifically addressed in regard to this installation prior to beginning installation of the HIDROCOAT System. 2) Surface shall be suitable for proper installation of the new roof restoration system which shall include but not be limited to: existing roof surface shall be free from loose dirt, stone, debris, moisture, and shall be in stable, well-secured condition. Any work on the area to receive this application shall be completed prior to installation. 3) Applicator shall complete a substrate inspection prior to start of roofing. The architect/owner and applicator shall ccept the surface prior to commencement of work. Start of the work constitutes acceptance of all conditions as being suitable for the system and meet HIDROCOAT standards. Page 1 V

2 4) For MODIFIED BITUMEN SMOOTH AND GRANULATED surfaces priming is Normally not required provided that a suitable cleaner is to be used to remove organic and inorganic surface contaminants. This shall be addressed within the completed pre-project inspection form verifying substrate conditions. On a roof by HIDROCOAT to be acceptable for a coating and primer application, an HIDROCOAT service technician must perform the adhesion test. The use of the HIDROCOAT SILICONE PRIMER #500 aid to prevent bleeding of asphalt to the system. WARNING: To begin the installation of HIDROCOAT SILICONE SYSTEM OVER BUR the Building Owner must wait 120 days after the application of the previous roofing system to prevent the asphalt bleeding in HIDROCOAT Silicone Roofing System. The tests will be performed in accordance with ASTM 903 Procedures. 1.4 JOB CONDITIONS A. To proceed with proper conditions, the applicator must be aware of the following: 1) UV curing time for all products is critical. The applicator must allow for sufficient cure time for each product. Please be aware that outside temperatures will be a factor. 2) Do not begin work if rain or heavy dew is expected within twenty-four to forty-eight (24-48) hours of application. 3) Do not begin work if temperatures are expected to fall below 45 degrees Fahrenheit and rising to 110 degrees Fahrenheit during the duration of the job. 4) Other environmental conditions such as humidity, mist, dew, extreme temperatures, and condensation can affect products in an inconsistent way. 1.5 PRODUCT STORAGE AND HANDLING A. All products should be stored in a warm, dry, clean, well-ventilated area. Store above 40 degrees Fahrenheit at all times. B. Deliver all materials in sufficient quantities as not to cause delays in application of the roofing system. Owner/owner s representative shall reject damaged materials not conforming. Rejected materials shall be removed immediately from the job site and replaced at no additional cost to the owner. C. Store materials as recommended by manufacturer and conforming to applicable safety regulatory agencies: town, state, and federal. Refer to all applicable data including but not limited to MSDS sheets, Product Data sheets, product labels and specific instructions for personal protection. D. Provide adequate ventilation, protection from hazardous fumes, overspray potential to workers and associated trades in close proximity of site applications. 1.6 PROTECTION OF PROPERTY: A. Contractor shall take proper precautions to protect owners property against damage and overspray. The use of shield boards, maskings and protective coverings shall be used as necessary. HIDROCOAT is not responsible for damages caused by the overspray of any of its products. B. All surfaces not to receive the specified system shall be protected from overspray hazard i.e. windows, doors, exterior surfaces, rooftop equipment, and vehicles. Protective coverings shall be secured against wind and shall be vented if used in conjunction with applications preventing collection and moisture. C. Contractor is to post signs noting potential overspray hazard within 400 of applications. D. All air intake ventilation equipment shall be turned off to prevent fumes from entering building. E. Surfaces damaged during application shall be restored at no expense to the owner. F. No smoking signs to be posted as mandated by local fire officials. G. Substrate: Proceed with work as specified only after substrate construction, preparation, and detail work has been completed. H. Equipment: All equipment used during operations shall be located so as not to adversely effect the daily operations or endanger occupants, structure or materials on-site. All spray equipment must be grounded during operations. PART 2 PRODUCTS 2.1. MATERIALS A. HIDROCOAT REINFORCING FABRIC B. HIDROCOAT PROFESSIONAL GRADE SILICONE #200 SG or HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG C. HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #300 D. HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #400 E. HIDROCOAT SILICONE PRIMER #500 (OPTIONAL*) *The use of HIDROCOAT SILICONE PRIMER #500 depends on the outcome result of Pull Test Adhesion and aid to prevent bleeding of asphalt to the system. Page 2 V

3 HIDROCOAT PROFESSIONAL GRADE SILICONE #200 SG PHYSICAL PROPERTY TEST METHOD VALUE Appearance INTERNAL VISCOUS LIQUID Type INTERNAL 100% SILICONE COATING Viscosity, cps ASTM D-2196 MIN 4000 Density gr/ml (lb/gal) ASTM D / Whiteness ASTM E ± 2 Solar Reflectance ASTM C Solar Reflectance Index CRRC 110 Thermal Emittance ASTM C Solids by volume, % ASTM D /- 2.0 Solids by weight, % ASTM D /- 2.0 Hiding Power ASTM D /- 2 Elongation, % ASTM D MIN Drying time for water resistance ASTM D TO 2 HOURS* Total drying time ASTM D TO 6 HOURS* Water Permeability, perms ASTM E MAX Tensile Strength, lb/in 2 (MPa) ASTM D min Accelerated weathering, 5000 hrs ASTM G-151 & G- 154 NO DELETERIOUS EFFECTS AFTER 5,000 HOURS Low Temperature Flexibility, (-14.8 F 9.6 C) ASTM D-522 APPROVED Hardness Shore A ASTM D HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG PHYSICAL PROPERTY TEST METHOD VALUE Appearance INTERNAL VISCOUS LIQUID Type INTERNAL 100% SILICONE COATING Viscosity, cps ASTM D MIN Density gr/ml (lb/gal) ASTM D /-0.02 Whiteness ASTM E ± 2 Solar Reflectance ASTM E Solar Reflectance Index CRRC 110 Thermal Emittance ASTM C Solids by volume, % ASTM D /- 2.0 Solids by weight, % ASTM D /- 2.0 Hiding Power ASTM D /- 2 Elongation, % ASTM D MIN Drying time for water resistance ASTM D TO 2 HOURS* Total drying time ASTM D TO 6 HOURS* Water Permeability, perms ASTM E MAX Tensile Strength, lb/in 2 (MPa) ASTM D min Accelerated weathering ASTM G-151 & G- 154 NO DELETERIOUS EFFECTS AFTER 5,000 HOURS Low Temperature Flexibility, (-14.8 F 9.6 C) ASTM D-522 APPROVED Hardness Shore A ASTM D *Required time will increase depending on humidity. Page 3 V

4 2.2 PRELIMINARY DETAIL INSPECTION A. Inspect the preliminary work area and flashing details for problem areas (e.g. Gaps, cracks, fishmouths, air pockets, etc.) to ensure the work be satisfactorily completed. Inform Project architect and HIDROCOAT Technical representative when all preliminary work and flashing details are completed, in order the installer gets ready to proceed with application of HIDROCOAT SILICONE SYSTEM. Allow a minimum of two weeks for the interim inspection. Any final roofing installation prior to this interim inspection is subject to rejection by the Project Architect and/or the HIDROCOAT. Please be advised that technical on-site support for instructing certified contractors in the proper application of the HIDROCOAT Silicone System is available. B. ADHESION TEST: On a roof by HIDROCOAT to be acceptable for a coating application, a HIDROCOAT service technician must perform the adhesion test. 1) The tests will be performed in accordance with ASTM 903 Procedures. 2) The number of adhesion tests required, will be one for every 1000 sq ft with a minimum of two Procedures: clean an area at least 12 x 12. 3) Over smooth surfaces applies a at a rate ok 1.00 gallon per square (16.7 dry mils.). While the HIDROCOAT Silicone is still wet, embed a strip of 1 wide Test fabric across the test patch leaving a 4 to 6 dry section of Test fabric tape outside the test patch. Apply additional HIDROCOAT Silicone similar to first, to totally encapsulate the Test fabric tape. Allow the coating to cure for a minimum of 4 days, then attach an appropriate scale to the end of the dry polyester fabric tape and pull a minimum of 7.00 pounds of pull resistance must be achieved. 4) Over Granulated surfaces applies a at a rate ok 1.25 gallon per square (20.87 dry mils.). While the is still wet, embed a strip of 1 wide Test fabric across the test patch leaving a 4 to 6 dry section of Test fabric tape outside the test patch. Apply additional HIDROCOAT SILICONE COATING similar to first, to totally encapsulate the Test fabric tape. Allow the coating to cure for a minimum of 4 days, then attach an appropriate scale to the end of the dry polyester fabric tape and pull a minimum of 7.00 pounds of pull resistance must be achieved. 5) If the test was successful and the step 7 pounds of pull resistance adhesion test will not need the use of Primer. 6) No further work shall be performed until the evaluation test results indicate that he adhesion is adequate. The pull test results must be recorded and sent to HIDROCOAT for final approval. 7) Where still does not reach a resistance minimum of 7 pounds, is mostly that this system is not apply this system over this substrate. 2.3 PROCEDURE, COVERAGE RATE & APPLICATION INSTRUCTIONS. A. SURFACE PREPARATION: surface to be repaired or coated must be clean, dry and free of dust, dirt, grease, wax, or other incompatible substances. HIDROCOAT Silicone System is approved for application over Modified Bitumen roofs having positive drainage. 1) Remove all loose particles and debris by using broom or air broomer. 2) Remove all loose granules by sweeping or vacuum. 3) For coating or repairing, the surface must be clean and dry. 4) All the existing substrate must be securely adhered. 5) All necessary repairs to the existing roof shall be made according to NRCA (National Roofing Contractors Association) guidelines. 6) Areas of algae, mildew or fungus on the roof membrane or on the existing coating should be treated with a solution of 1 part household bleach and 3 parts water, followed with power washer rinse using clear water. B. SUBSTRATE CONDITIONS: the roofing contractor is responsible to ensure that the substrate is acceptable for the HIDROCOAT Silicone Roof System. 1) HIDRCOAT Technical Representative must present to the owner a completed inspection form verifying the substrate condition and any noted defects not specifically addressed in regard to this installation. 2) The surface shall be free from dirt, loose adhered granules, oil, debris and moisture, it shall be in stable condition. Any work on the area to receive this application shall be completed prior to installation. 3) Remove all silicone caulks and sealants. Acrylic coatings, primers and flashing grade products will not bond to silicone caulks, sealants or coatings. 4) Remove and replace deteriorated pipe boots and other flexible flashing materials. 5) Surface to be repaired or coated must be clean, dry and free of dust, dirt, grease, wax, or other incompatible substances, use a surface cleaner and clean water, using power wash machine (1500 psi- 1 feet away). 6) All necessary repairs shall be made to the existing roof according to NRCA (National Roofing Contractors Association) guidelines. C. PRIMING (IF REQUIRED) 1) Apply a HIDROCOAT SILICONE PRIMER #500 be applied to any areas 2) The coverage rate for HIDROCOAT SILICONE PRIMER #500 over Modified Bitumen Smooth Surfaces is 1.00 gallon per 100 square feet, over Modified Bitumen Granulated Surfaces is 1.25 gallon per 100 square feet. 3) Contact the local HIDROCOAT representative for inspection and guidance on substrate cleaning and priming 4) The use to HIDROCOAT SILICONE PRIMER #500 aid to prevent bleeding of asphalt to the system. D. ROOF PENETRATIONS: penetrations are metal penetrations that serve a variety of purposes and are assumed to already have a correct flashing detail as part of the existing roof system and that they are not defective in any manner. Page 4 V

5 1) Seal the base and all seams with one coat of HIDROCOAT Silicone Butter Grade applied at a rate of not less than 3.0 gallons per square (48 wet mils thick). Extend two inches onto the vertical portion of the penetration and three inches beyond the base onto the field of the membrane. 2) Seal top of the penetration: the top of the penetration will be sealed in a manner that is determined by its current condition. The top can be sealed with the same three-coarse as for the base of the penetration or by wrapping it with the approved reinforcing tape. E. ROOF PARAPETS 1) Seal all parapet seams with: One coat of HIDROCOAT MASTIC applied at a rate of 3.0 gal./sq. (48 mils thick, wet). One coat of HIDROCOAT FIBER MASTIC applied at a rate of 3.0 gal./sq. (48 mils thick, wet). 2) Review all critical points over the Surface and repair them with HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400 or HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300 or 3 course with HIDROCOAT SILICONE COATING, fabric, and additional coat of. F. MEMBRANE SEAMS, INCLUDING LOOSE OR TORN SEAMS: loose, or torn seams should be cut or safely secured and repaired. Use the following method prior to coating application: 1) Trim any portion of the membrane that is sticking up or is raised. 2) Apply a 4-12 inch wide pass of HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG to each seam. Immediately lay 4 inch wide stitch-bonded polyester roofing fabric into wet HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG and then immediately apply a second coat of HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG to the same area, completely saturating the re-enforcing fabric. The HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG will be applied at a rate of 3.0 gal./sq. per three-coarse. All three coarse applications should extend a minimum of three inches beyond the defective or questionable area in all direction or apply HIDROCOAT SILICONE BUTTER / FIBER MASTIC to the seam and coat over with. NOTE: Be sure the old roof system does not stick up in a way to affect the new roof system. G. SUBSTRATE CRACKING 1) Liberally apply HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300 using a sealant knife for moderately cracked / lightly alligatored areas to fill all such cracking. 2) For severely cracked/alligatored areas, use the HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400, using a stiff bristled brush or sealant knife, to effectively fill all cracking. H. WATER WAYS/ LOW AREAS/ PONDING WATER: be certain that low areas with severe ponding water are not concealing wet insulation, that the substrate is dry and sound prior to coating application. 1) Mark low areas with lengthy ponding water and waterways with roof marking paint. 2) Take extra care in cleaning these areas to ensure the low spots and water ways are clean and properly prepared for acceptable coating adhesion. 3) Liberally apply a base coat of at a rate of not less than 1.0 gal./sq. I. DRAINS / SCUPPERS 1) Clean all metal surfaces very well. 2) For internal cast iron drains, internal pan drains, and scuppers the detail can be sealed by the following method: apply a single application of HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400 at a rate of 3.0 gal./sq. to fully cover all of the exposed metal and extend not less than six inches onto the surrounding roof surface. J. BASE FLASHINGS (CURBS, WALLS): base flashings that are intact, or where localized repairs have been completed, can be addressed with one of the following methods: 1) Coat the base flashing two inches above the cant and four inches beyond the toe of the cant with HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300 applied at a rate of 3.0 gal./sq. 2) Apply a three-coarse of HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RGapplied at a rate of 3.0 gal./sq. and stitch- bonded polyester which will begin not less than two inches above the cant and not less than four inches beyond the toe of the cant. K. PITCH POCKETS: if material in pitch pocket is cured it may be left in place, otherwise remove, then: 1) Fill pitch pocket with HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400 completely around the penetration and at the perimeter edge of the pitch pocket. Create a minimum ¼ inch slope from the penetration to the perimeter edge of the pitch pocket. 2) Seal the base of the pitch pocket with a cant of the HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400 that extends one inch up the side of the pocket and a minimum of one inch onto the roof membrane. L. NOSINGS, EDGE FLASHINGS, AND GRAVEL STOPS: cover the defective area like following: 1) With a three course of: one coat of HIDROCOAT SILICONE COATING, embed 6 fabric into wet silicone and apply another coat of. or apply HIDROCOAT BUTTER / FIBER MASTIC at the rate of 3.0 gal per 100 sq ft, forming a cant from the lower point.. 2) Trim and remove any membrane that is not fully bonded to the metal flange of the perimeter detail. 3) If sufficient membrane remains bonded to the flange, then create a small cant from the metal edge and extend two inches onto the membrane using the HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400. Page 5 V

6 4) If insufficient membrane remains bonded to the flange, mechanically fasten the membrane as close to the perimeter flange as is possible. Cover the defective area with the a three-coarse of HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300 applied at 3.0 gal./sq., minimum 6 wide stitch-bonded polyester embedded into the sealant, and top coated with the same quantity of HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300. The three-course will begin at the outer edge of the metal edge and extend not less than four inches onto sound membrane. M. WOOD SLEEPERS, WOOD BLOCKING: wood sleepers and wood blocking that are either fully-adhered or mechanically-fastened to the roof surface cannot be covered under the system warranty unless they are either no longer adhered or fastened to the roof surface or unless they are fully addressed with the HIDROCOAT Silicone System in the specified manner (10 years of warranty coverage). 1) For wood sleepers / blocking that is not adhered apply the HIDROCOAT Silicone System under the wood and allow the system to dry. Place an approved slip sheet between the HIDROCOAT Silicone System and the wood. 2) For wood sleepers / blocking that is either adhered or mechanically-fastened fully coat the entire wood surface and attachments with HIDROCOAT PROFESSIONAL GRADE FIBERED MASTIC #400 applied at a rate of 3.0 gal./sq.. Create a ½ inch wide cant between the bottom edges of the wood and the roof surface using the same cement. N. HVAC DUCTS 1) Remove all previously used materials that are not well-bonded to the duct surface. Make sure surface is clean. 2) Seams that do not have voids can be sealed using HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300 applied at a rate of 3.0 gal./sq. and must extend a minimum of one inch beyond all existing materials. Seams with any voids can be addressed using the approved tape to cover the voids before applying the HIDROCOAT PROFESSIONAL GRADE BUTTER MASTIC #300. O. SYSTEM INSTALLATION: consult your local HIDROCOAT representative to determine if roof substrate is acceptable for the nonreinforced HIDROCOAT System. 1) Single Coat Application: After the roof system has been fully prepared and all flashing details have been addressed the system is ready for the final liquid applied application to complete the System. Regardless of the length of the warranty (10 20 years), the liquid-applied membrane HIDROCOAT Silicone System is to be applied in a single coat. Apply the HIDROCOAT Silicone System at the following specified rates based on the desired warranty. All rates stated are the minimum to be applied and not the average to be applied. 2) Apply one coat for Reflective Surfacing HIDROCOAT PROFESSIONAL GRADE SILICONE #200 SG or HIDROCOAT PROFESSIONAL GRADE SILICONE #100 RG. This will depend on the system of installation as well as the inclination of the roof. 3) The applicator shall repair and/or replace any defective work found at the end of the job, before any warranties will be issued. 4) Traffic shall be limited on the coated surface for a minimum of two days. Damage to surface by other trades shall not be responsibility of the roofing contractor. PART 3 WARRANTY 3.1. WARRANTY COVERAGE A. For warranty information on this system, please verify with your technical or commercial adviser for manufacturer s warranty: Tenyears (10 years), Fifteen-years (15 years), and Twenty-years (20-years) Product Limited Warranties. HIDROCOAT SILICONE SPRAY #200 OR ROLLER #100 GRADE WARRANTY Dry Weight Lb Dry Mils HIDROCOAT SILICONE COATING HIDROCOAT SILICONE COATING HIDROCOAT SILICONE COATING 2.50 gal /100 sqft 10 YEARS LB/SQ Mils 3.25 gal/100 sqft 15 YEARS LB/SQ Mils 4.00 gal/100 sqft 20 YEARS LB/SQ Mils B. Product Warranty a Product Warranty states that our product is free of any defects in manufacturing. HIDROCOAT will replace the product when such product proves to be defective in manufacture as determined by HIDROCOAT. C. HIDROCOAT, warrants to the Building Owner (OWNER) of the above described building that all HIDROCOAT purchased to be free of defects at the time of sale and to meet published physical properties when applied, cured and tested in accordance with HIDROCOAT procedures. The warranty is expressly condition upon OWNERS obligation to have the product installed properly, maintained and used for the purpose for which HIDROCOAT intended. HIDROCOAT shall not be responsible for any discoloration or cleanliness of the silicone membrane caused by existing roof conditions or any environmental conditions. Page 6 V

7 D. HIDROCOAT has no further warranty obligation under these agreements. HIDROCOAT makes no other warranties. OWNER IS RESPONSIBLE FOR ROUTINE ROOF MAINTENANCE, Lack of regular maintenance shall void this warranty This printed warranty is the only warranty applicable to the product. THIS WARRANTY SPECIFICALLY EXCLUDES ALL LABOR OR COST OF LABOR. 3.2 TERMS, CONDITIONS, LIMITATIONS A. Owner shall provide HIDROCOAT with written notice within thirty (30) days of the discovery of any defects on the HIDROCOAT products. Owner should send written notice of any defects to HIDROCOAT s Technical Department at the address set at the bottom of this document (by Certified mail / UPS / DHL, etc). By so notifying HIDROCOAT the Owner authorizes HIDROCOAT or its designee to investigate the cause of the defects. Should the investigation reveal the cause of the defect(s) to be outside the scope of this Warranty, investigation and repair costs for this service shall be paid by the Owner. B. If, upon inspection, HIDROCOAT determines that the defect(s) is in HIDROCOAT Products. Owners remedies and HIDROCOAT s liability shall be limited to supplying replacement HIDROCOAT s products. C. This warranty shall not be applicable if, upon HIDROCOAT s inspection HIDROCOAT determines that any of the following occurred: 1) Deterioration or failure of building components including, but not limited to, the HIDROCOAT System substrate, walls, flashings, mortar, HVAC units, non- HIDROCOAT brand components, etc., occurs and causes a leak, or otherwise damages the HIDROCOAT System; or 2) The HIDROCOAT System is damaged by any intentional or negligent acts, structural changes, defect in building, accidents, misuse, abuse, vandalism, riots of terrorism, misapplication, civil disobedience, or penetration of surface by foreign objects or agents, including plant or animal life, or the like, or 3) The HIDROCOAT System is damaged by natural disasters including, but not limited to, lightning, fire, act of god, dry rot, insect infestations, earthquake, tornado, hail, hurricanes, and winds of peak gust speeds of 55 mph or higher measured at 10 meters above ground; or D. Acids, oils, harmful chemicals and the like coming contact with the HIDROCOAT System and cause leak, or otherwise damage HIDROCOAT System; or E. The HIDROCOAT System, substrate or building structure is damaged by ponding water as defined in the National Roofing Contractors Association glossary, as the result of plugged drains and/or scuppers. F. The SILICONE membrane is excluded from the damage by ponding water statement. G. During the term of this Warranty, HIDROCOAT shall have free access to the roof during regular business hours. H. This Warranty shall be null and void if any of the following shall occur: 1) If, after installation of HIDROCOAT System, per HIDROCOAT written specifications there are any alterations or repairs made on or through the roof or objects such as, but not limit to, structures, fixtures, or utilities are placed upon or attached to the roof without first obtaining written authorization from HIDROCOAT ; or 2) Failure by the Owner to use reasonable care in maintaining the roof, said maintenance to include, but not be limited to, those items listed on HIDROCOAT Care & Maintenance Program which accompanies this Warranty. Routine inspections and maintenance of the roof systems must be completed by the owner on a regular basis and is the owner s responsibility. Inspections shall take place on a semiannual basis and shall be documented, Periodic inspections shall include making minor repairs, cleaning off debris, cleaning filters and gutters, unclogging drains, etc. and area the owner s responsibility. Lack of regular maintenance shall void this warranty. I. This warranty refers to HIDROCOAT Product(s) only. Failures of, or caused by, the substrate for the HIDROCOAT System, flashings, and other components contained in a roof system, not supplied by HIDROCOAT, are not covered by this warranty J. Only HIDROCOAT brand products are covered by this warranty. HIDROCOAT specifically disclaims liability, under any theory of law, for damages sustained by or caused by non- HIDROCOAT brand products. K. HIDROCOAT shall have no obligation under this Warranty while any bills for installation, supplies, service, and warranty charges have not been paid in full to the Roofing Applicator, HIDROCOAT, or material suppliers. L. HIDROCOAT shall not be responsible for the cleanliness or discoloration of the HIDROCOAT Roof System caused by environmental conditions including, but not limited to, dirt, pollutants, or biological agents. M. HIDROCOAT s failure at any time to enforce any of the terms or conditions stated herein shall not be construed to be a waiver of such provision. N. HIDROCOAT does not undertake any analysis on the architecture, engineering, construction or design of the roof, roofing System, or building required to evaluate what type of roof Product is appropriate. This Product Limited Warranty is not a maintenance agreement or an insurance policy. O. This warranty is not assignable by operation of law or otherwise. Application may be made by a new building owner for re-issue of the warranty during the original warranty period. Certain procedures, including an inspection of the System by a HIDROCOAT representative, and fees will apply to any re-issue. HIDROCOAT reserves the right, in its sole discretion, to refuse to re-issue this warranty. PART 4 CARE AND MAINTENANCE 4.1. CARE AND MAINTENANCE PROGRAM In order to ensure that your HIDROCOAT Roofing Products will continue to perform to its fullest, you should follow, implement and satisfy this Care and Maintenance program. A. Maintain a file for all records relating to this roof, including the HIDROCOAT Roofing Products agreements, reports, invoices, repair and maintenance bills, original drawings and specifications, etc. Page 7 V

8 B. Inspect the roof and coating at least twice each year, typically in the spring and fall. The most common areas of damage or distress are at drainage points, penetrations, perimeter flashings and in traffic areas. C. Pressure wash the coating as needed (and not less often than once every 12 months) in order to remove all dirt and debris on the surface. Wash using a surface cleaner and clean water with appropriate pressure washing equipment (1500 psi 1 feet away). Surface should be maintained in clean white condition. Do not use anything but clean water unless directed by HIDROCOAT Roofing Products and in such case, use only approved wash products. D. Inspect for damage from the elements after severe weather conditions, such as hailstorms, heavy rains, high winds, acts of God, etc. E. Arrange for prompt repairs necessary to correct non-guaranteed conditions affecting the roof surface. Repairs to the surface must be promptly performed by HIDROCOAT Roofing Products approved contractors with approved products and repair methods that are consistent with the type and quality of the warranted coating so that such repairs will last as long as the HIDROCOAT Roofing Products. F. Regularly remove any debris, such as leaves, branches, dirt, rocks, bottles, refuse, that may accumulate on the roof surface. Clean gutters, downspouts, scuppers, and surrounding roof areas ensure proper drainage. G. Examine all metal flashings, counter flashings, expansion joints and pitch pockets for rust, detachment, deteriorated sealant, and damage. Reattach loose metalwork. Replace sealant as necessary. Prepare and paint rusted surfaces. H. Examine masonry walls and copings for cracks, bad mortar joints, deteriorated sealant, loose masonry/coping stones, and indications of water absorption. Repair all such conditions to prevent water infiltration. I. Examine rooftop equipment such as air conditioners, ductwork, gooseneck vents, powered ventilators, evaporative coolers, antennas, equipment screens, skylights, satellite dishes, etc. for excessive movement, spillage of coolant, condensation, oil, grease, water/liquid release, etc., and damage to sheet metal cabinets and rubber or fabric gaskets that may allow water infiltration. Employ, keep and maintain drainage systems for release of water, etc. from rooftop equipment to avoid surface water buildup. Keep all roof top equipment in good condition. J. Regularly examine for any cracks, blistering, or flaking. Promptly contact HIDROCOAT Roofing Products representative regarding any such cracks, blistering or flaking and recoat/patch any such areas with approved HIDROCOAT products. K. Minimize rooftop traffic. Establish paths which confine roof traffic to designated areas only. Service personnel should take care to avoid dropping tools, equipment, parts, etc. on the roof surface. Service personnel should not make any penetrations of or repairs to the coating. All work affecting the coating must be performed by an approved HIDROCOAT Roofing Products contractor. This HIDROCOAT Roofing Products Care and Maintenance information is intended to address conditions commonly found on buildings. Other conditions may exist that require special maintenance considerations. It is the responsibility of the Building Owner to ensure that the care and maintenance program followed for a particular building is adequate, given that building s specific conditions. END OF SECTION Page 8 V