WSAA PRODUCT APPRAISAL CERTIFICATE

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1 WSAA PRODUCT APPRAISAL CERTIFICATE REHAU Pty Ltd - REHAU AWASHAFT DN 250/300 Polypropylene (PP) Terminal Maintenance Shafts, AWADUCT Polypropylene (PP) pipes and fittings, AWADUCT flex connect pipe coupler and AWADOCK Polypropylene (PP) fittings REHAU AWASHAFT DN 250/300 Polypropylene (PP) Terminal Maintenance Shafts, AWADUCT (PP) pipes and fittings, AWADUCT flex connect pipe coupler and AWADOCK (PP) fittings, have been appraised for compliance with the requirements of WSA 137:2013, AS/NZS 5065:2005, AS/NZS 4327:1995 and WMTS-055:2016 and WSAA Product Specifications WSA PS 341, WSA PS 240 and WSA PS 235 as listed in the attached Schedules A & B. Product Category PA Number: Supplier Brand Standards Polypropylene (PP) Terminal Maintenance Shafts, pipes, fittings and flexconnect pipe coupler PA 1508 Part 2 (Certificate) REHAU Pty Ltd REHAU AWASHAFT, AWADUCT and AWDOCK WSA 137:2013 Industry Standard for Maintenance Shafts and Maintenance Chambers for Sewerage AS/NZS Polyethylene and polypropylene pipes and fittings for drainage and sewerage applications WMTS-055: Plastic fittings Connectors with flexible intermediate joints for drainage and sewerage applications AS/NZS 4327: Metal-banded flexible couplings for low-pressure applications WSAA Product Specifications WSA PS-341 Maintenance Shafts (MS) Polypropylene (PP) for Non- Pressure Applications Gravity Sewerage WSA PS 240 Polypropylene (PP), Ribbed Construction, Pipe and Fittings for Non-Pressure Applications Sewerage WSA PS-235 Couplings, Metal-Banded Flexible, for Non-Pressure Applications - Sewerage Other Specifications Not Applicable Issue date 18 April 2018 Expiry date 18 April 2023 PA 1508 Part 2 Issue 1 Rev 0 Page 1 of 20

2 Recommendations It is recommended that WSAA members and associates, subject to any specific requirements, accept / authorise the REHAU: a) AWASHAFT DN 250/300 Polypropylene (PP) sewer Terminal Maintenance Shaft (TMS) assemblies; b) AWADUCT Polypropylene pipes and fittings; c) AWADOCK Polypropylene fittings; and d) AWADUCT Flex connect pipe coupler as listed in Schedule B provided pipeline design, installation, acceptance testing and commissioning in accordance with applicable WSAA Codes and the manufacturer s requirements where specified. Disclaimer The disclaimer on Page 3 explains a number of very important limits on your ability to rely on the information in this Product Appraisal Certificate (Certificate) and the assessment criteria used to underlay it. Please read it carefully and take it into account when considering the content in this Certificate. PA 1508 Part 2 Issue 1 Rev 0 Page 2 of 20

3 1. Disclaimer This Product Appraisal Certificate (Certificate) is issued by WSAA on the understanding that: This Certificate applies to the product(s) as submitted in Schedule A. Any changes to the product(s) either minor or major shall void this Certificate. To maintain the recommendations of this Certificate any such changes shall be detailed and notified to the Product Appraisal Manager for consideration and review of the Certificate including the product appraisal criteria underlying it and appropriate action. Appraisals and their recommendations will be the subject of continuous review dependent upon the satisfactory performance of products. WSAA reserves the right to undertake random audits of product manufacture and installation. Where products fail to maintain appraised performance requirements the appraisal and its recommendations may be modified and reissued. Certificates will be reviewed and reissued at regular intervals not exceeding five (5) years. WSAA reserves the right to withdraw this Certificate at any time in its sole and absolute discretion for any reason. The following information explains a number of very important limits on your ability to rely on the information in this Certificate. Please read it carefully and take it into account when considering the contents of this Certificate. Any enquiries regarding this Certificate should be directed to the Product Appraisal Manager Phone: carl.radford@wsaa.asn.au Issue of Certificate This Certificate has been published and/or prepared by WSAA and nominated Project Manager and peer group of technical specialists (the Publishers). The Certificate and the underlying product appraisal criteria have been prepared for use within Australia only by technical specialists that have expertise in the function of products such as those appraised in the Certificate (the Recipients). By accepting this Certificate, the Recipient acknowledges and represents to the Publisher(s) and each person involved in the preparation of the Certificate and product appraisal criteria underlying it that the Recipient has understood and accepted the terms of this Disclaimer Limits on Reliance on Information and Recommendations Disclaimer of liability Neither the Publisher(s) nor any person involved in the preparation of the Certificate and product appraisal criteria underlying it accept(s) any liability for any loss or damage suffered by any person however caused (including negligence or the omission by any person to do anything) relating in any way to the Certificate or the product appraisal criteria underlying it. This includes (without limitation) any liability for any recommendation or information in the Certificate or any errors or omissions Intellectual Property and other rights WSAA does not undertake any assessment of whether the importation, manufacture, sale or use of the Product the subject of this Certificate infringes the intellectual property rights or proprietary rights of any person. Recipients of the Certificate should undertake their own assessment of whether (as relevant) the importation, manufacture, sale or use of the relevant Products infringe the intellectual property rights or other proprietary rights of any person. If the Product infringes intellectual property rights or other proprietary rights there is potential for the supply of the Products to be interrupted. From time to time WSAA and the other Publishers may receive notice of allegations that the importation, manufacture, sale or use of the Product infringes intellectual property rights or other proprietary rights. WSAA's policy is to not refer to such allegations in its Certificate or take any other steps to put Recipients on notice of such allegations. If, however, WSAA becomes aware that the allegations have been admitted or proved in Court, then WSAA may, at its discretion, take such steps as it considers appropriate. As such, Recipients acknowledge, agree and accept that WSAA may have information in its possession about intellectual property rights infringement allegations or other infringement allegations in relation to the Product which are not referred to or disclosed in this Certificate and which are not otherwise communicated to Recipients Need for independent assessment The information and any recommendation contained (expressly or by implication) in this Certificate are provided in good faith (and subject to the limitations noted in this Certificate). However, you should treat the information as indicative only. You should not rely on that information or any such recommendation except to the extent that you reach an agreement to the contrary with the Publisher(s). This Certificate does not contain all information that a person might require for the purposes of assessing any product discussed or appraised within it. The product appraisal criteria used in preparing this Certificate may not address all relevant aspects of the Product. Recipients should seek independent evidence of any matter which is material to their decisions in connection with an assessment of the Product and consult their own advisers for any technical information required. Any decision to use the Product should take into account the reliability of that independent evidence obtained by the Recipient regarding the Product. Recipients should also independently verify and assess the appropriateness of any recommendation in the Certificate, especially given that any recommendation will not take into account a Recipient s particular needs or circumstances. WSAA has not evaluated the extent of the product liability and professional indemnify insurance that the provider of the product maintains. Recipients should ensure that they evaluate the allocation of liability for product defects and any professional advice obtained in relation to the product or its specification including the requirements for product liability and professional indemnity insurance No Updating Neither the Publisher(s) nor any person involved in the preparation of this Certificate or the product appraisal criteria underlying it [has] [have] any obligation to notify you of any change in the information contained in this Certificate or of any new information concerning the Publisher(s) or the Product or any other matter No Warranty The Publisher(s) do[es] not, in any way, warrant that steps have been taken to verify or audit the accuracy or completeness of the information in this Certificate, or the accuracy, completeness or reasonableness of any recommendation in this Certificate. PA 1508 Part 2 Issue 1 Rev 0 Page 3 of 20

4 SCHEDULE A APPENDIX A - PRODUCT CERTIFICATIONS Copies of the following Quality and Product Certificates are available for downloading from the WSAA Members Only project portal website. SCHEDULE A1 - REHAU QUALITY MANAGEMENT SYSTEMS Business Location: REHAU AG + Co, Rheniumhaus Otto-Hahn-Str. 2, D Rehau, GERMANY There are 30 more locations of administration offices and plants included in this certification as detailed in the attachment. Quality Systems Standard ISO 9001:2008 Certificate Registration no Certifying agency First date of certification TÜV Rheinland Cert GmbH NA Current date of certification 29 June 2015 Expiry date of certification 28 June 2018 SCHEDULE A2 - M.O.L QUALITY MANAGEMENT SYSTEMS Business Location: M.O.L Gummiverarbeitung GmbH & Co. KG, GutenbergstraBe 12 14, Vechta, GERMANY Quality Systems Standard ISO 9001:2015 Certificate Registration no. Certifying agency QM15 DQS UL Management Systems Solutions First date of certification 20 March 2017 Current date of certification 20 March 2017 Expiry date of certification 30 January 2020 NOTE: DQS UL Management Systems Solutions is accredited by DAkkS Deutsche Akkreditierungsstelle SCHEDULE A3 - M.O.L DECLARATION OF PERFORMANCE According to Declaration (EU) No. 305/2011 Business Location: M.O.L Gummiverarbeitung GmbH & Co. KG, GutenbergstraBe 12 14, Vechta, GERMANY Product Standard/Spec. EN 681-1:2002 Certificate Registration no. Certifying agency First date of certification BL M.O.L Gummiverarbeitung GmbH & Co. KG NA Current date of certification 12 July 2013 Expiry date of certification NA PA 1508 Part 2 Issue 1 Rev 0 Page 4 of 20

5 SCHEDULE A SCHEDULE A4 - BOREALIS GROUP QUALITY MANAGEMENT SYSTEMS A total 18 sites belongs to Borealis Group in Germany, Belgium, Hungary, Italy, Romania, Serbia, Sweden, Finland, Slovakia and Austria is included in this certification. Quality Systems Standard ISO 9001:2008 Certificate Registration no. Certifying agency First date of certification A International Certification Management GmbH NA Current date of certification 28 February 2016 Expiry date of certification 14 September 2018 NOTE: DQS UL Management Systems Solutions is accredited by DAkkS (Deutsche Akkreditierungsstelle) SCHEDULE A5 - REHAU PTY LTD PRODUCT CERTIFICATION Business location: Suite 1.02, Level 1, Quad 1, 8 Parkview Drive, Sydney Olympic Park NSW 2127 Product Standard AS/NZS 5065:2005 Polyethylene and polypropylene pipes and fittings for drainage and sewerage applications Confirmation No. ISO Type 5 Certification AMI Issuing certification body ApprovalMark International First date of certification 25 January 2018 Current date of certification 25 January 2018 Expiry date of certification 25 January 2023 SCHEDULE A6 - REHAU AG & CO PRODUCT CERTIFICATION Business location: lm Kalbertale 1, D07819, Triptis, GERMANY 127 Product Standard AS/NZS 4327:1995 Metal-banded flexible couplings for low-pressure applications Confirmation No. ISO Type 5 Certification AMI Issuing certification body ApprovalMark International First date of certification 23 March 2018 Current date of certification 23 March 2018 Expiry date of certification 23 March 2019 PA 1508 Part 2 Issue 1 Rev 0 Page 5 of 20

6 TABLE B1 - AWASHAFT DN 250/300 PP TMS PRODUCT SCHEDULE Product Supplier Picture AWASHAFT PP TMS DN 315/250 elbow REHAU AWASHAFT PP TMS DN 250/250 elbow REHAU AWASHAFT PP TMS DN 250/160 elbow REHAU AWADUCT PP offset reducers: DN 315/250 DN 250/200 DN 200/160 DN 160/110 REHAU PA 1508 Part 2 Issue 1 Rev 0 Page 6 of 20

7 Product Supplier Picture AWADUCT PP DN 160 Ball joint continuously adjustable up to +/- 7.5 o horizontally or vertically with EPDM sealing rings (Safety-Lock) (this item is included in this appraisal) REHAU AWADUCT PP DN 250 Vario double socket coupler continuously adjustable up to +/- 7.5 o horizontally or vertically with EPDM sealing rings (Safety-Lock) (this item is included in this appraisal) REHAU Elastomeric seal for below components: DN/OD 300 lip sealing ring for connection to riser DN/OD 250 lip sealing ring for connection to riser DN/OD 250 / 200 / 160 / 110 lip sealing ring for inlet/outlet DN/OD 300 / 250 / 200 /160 lip sealing ring for reducer Extension pipe or riser DN 300 or DN 225 PVC-U DWV SN8 to AS/NZS 1260 MOL Installer Injection moulded DN 300 or DN 225 PVC-U SWJ push on cap to AS/NZS 1260 Installer PA 1508 Part 2 Issue 1 Rev 0 Page 7 of 20

8 Product Supplier Picture Injection moulded DN 300 or DN 225 PVC-U solvent weld on cap with screw lid and RR seal to AS/NZS 1260 Installer PE Shroud Pipe (450mm dia minimum) to AS/NZS 4130, Concrete Surround and Surface Fittings (DI access cover to AS 3996 Class B or D) Installer REHAU AWASHAFT PP sewer DN 250/315 TMS can be connected to the inlet of DN/OD 110, 160, 200 and 250 using AWADUCT PP offset reducers. The complete range of REHAU AWASHAFT DN 250/315 TMS assembly is: Product Riser Size (DN/OD) Reducers (DN/OD) AWASHAFT TMS DN/OD 315 DN/OD / / / /110 AWASHAFT TMS DN/OD 250 DN/OD / / /110 Connecting Pipe Size (DN/OD) AWASHAFT TMS DN/OD 250 DN/OD / PA 1508 Part 2 Issue 1 Rev 0 Page 8 of 20

9 FIGURE B1 - SCHEMATIC DIAGRAM AND COMPONENTS OF AWASHAFT DN 250/315 PP TMS ASSEMBLY PA 1508 Part 2 Issue 1 Rev 0 Page 9 of 20

10 TABLE B3 - AWASHAFT PP DN250/300 TERMINAL MAINTENANCE SHAFT COMPONENTS ApprovalMark ISO Type 5 Product Certification to AS/NZS 5065:2005, Licence No. AMI Item Model ID Model Name Product Description Size range Pic Application AWASHAFT sewer TMS assembly Terminal Maintenance Shaft components End of a property connection to sewer to allow insertion of equipment for inspection and maintenance different sizes of pipes to TMS 1 AWADUCT PP KGR PP (dia/dia) Reducer 160/110, 200/160, 250/200 and 315/250 Reducers Connection of different sizes of pipes to TMS 2 AWADUCT PP KGMM PP (dia) KGMM double socket coupler AWADUCT PP double socket coupler with EPDM sealing rings 250 and 315 Double socket coupler Used as part of TMS assembly 3 AWADUCT PP KGB PP (dia/angle) KGB elbow AWADUCT PP elbow with EPDM sealing rings 250/88 and 315/87 Elbow Used as part of TMS assembly PA 1508 Part 2 Issue 1 Rev 0 Page 10 of 20

11 TABLE B4 - AWADUCT PP PIPES AND FITTINGS ApprovalMark ISO Type 5 Product Certification to AS/NZS 5065:2005, Licence No. AMI Item Model ID Model Name Product Description Size range Pic Application 1 AWADUCT PP KGEM PP SN10 (pipe dia/length) 2 AWADUCT PP KGGL PP SN10 (pipe dia/length) KGEM pipes SN10 with socket coupler AWADUCT SN10 pipe with socket coupler and EPDM sealing rings according to DIN EN 1852 and AS/NZS 5065 Material: RAU- PP 2300 KGGL pipes SN10 Fusion plain ended AWADUCT SN110 FUSION plainended, according to DIN 1852 and AS/NZS AWADUCT PP KGR PP (dia/dia) KGR reducers AWADUCT PP reducer with EPDM sealing ring 110, 125, 160, 200, 250, 315, 400, 500, 630 (L = 1, 3 & 6m) 110, 125, 160, 200, 250, 315, 400, 500, 630 (pipe length is not specified) DN 800 (L = 3m & 6m) 125/110; 160/110; 160/125; 200/160; 250/200; 315/250; 400/315; 500/400; 630/500 Wastewater pipes with RRJ. Can be used to supplement maintenance chambers i.e internal drops. Wastewater pipes utilising electrofusion jointing Can be used to supplement maintenance chambers i.e internal drops. This product is suitable for installation without rubber ring joint connection to network pipes Reducers Cconnection of different sizes of pipes to maintenance chamber base. 4 AWADUCT PP KGU PP (dia) KGU sleeve coupler AWADUCT PP sleeve coupler with EPDM sealing rings 110; 125; 160; 200; 250; 315; 400; 500; 630 Sleeve coupler Connection of the pipes to bases of MS, MC and MH PA 1508 Part 2 Issue 1 Rev 0 Page 11 of 20

12 Item Model ID Model Name Product Description Size range Pic Application 5 AWADUCT PP KGMM PP (dia) KGMM double socket coupler AWADUCT PP double socket coupler with EPDM sealing rings 110; 125; 160; 200; 250;315; 400; 500; 630 Double socket coupler Connection of the pipes to bases of MS, MC and MH 6 AWADUCT PP KGB PP (dia/angle) KGB elbow AWADUCT PP elbow with EPDM sealing rings 110, 125, 160, 200, 250, 315, 500, 630, 800 (15, 30, 45, 88 ) Elbow Connection of pipes to bases where required (according to water agency guidelines) Inspection elbow utilised in internal drops. 7 AWADUCT PP Ball joint (dia) (Soc-Soc & Soc- Spi) Ball joint AWADUCT PP ball joint Infinite angle adjustment by ± 7.5º horizontally or vertically with EPDM sealing rings 160 Soc-Soc, 160 Soc-Spi, 200 Soc-Soc, 200 Soc-Spi Ball joint Flexible connection to achieve the angle (up to 7.5 in any direction) between pipe and base on site druing installation. 8 AWADUCT PP KGMM PP Vario (dia) KGMM Vario double socket coupler Infinite angle adjustment by ± 7.5º horizontally or vertically With EPDM sealing rings 250 & 315 KGMM vario Flexible connection to achieve the angle (up to 7.5 in any direction) between pipe and base on site during installation. PA 1508 Part 2 Issue 1 Rev 0 Page 12 of 20

13 Item Model ID Model Name Product Description Size range Pic Application 9 AWADUCT PP KGM PP (dia) KGM socket plug AWADUCT PP socket plug 110; 125; 160; 200; 250; 315; 400; 500; 630; 800 Socket plugs Blockts the unused inlets 10 AWADUCT PP KGEA PP (dia/dia/angle 45 or 88 ) KGEA single branch 45 and 88 with EPDM sealing rings 110/110/45 to 630/630/45 and 160/110/88 to 630/630/88 Single branch Connection to MS risers 11 AWADUCT PP KGUS PP (dia) KGUS adaptor KGUS adaptor from vitrified clay spigot end to plastic with EPDM sealing rings 110, 125, 160 Adaptor from vitrified clay spigot end to plastic at the connection to base. PA 1508 Part 2 Issue 1 Rev 0 Page 13 of 20

14 TABLE B5 - AWADOCK PP FITTINGS ApprovalMark ISO Type 5 Product Certification to AS/NZS 5065:2005, Licence No. AMI Item Model ID Model Name Product Description Size range Pic Application 12.1 AWADOCK KG- KG KG-KG PP (dia/dia) AWADOCK, connection to sewer pipes DN160/200 made of PP, PE, PVC to smoothwalled polymer pipes and GRP pipes Infinite angle adjustment by ± 7.5º horizontally or vertically Material: PP/EPDM/Q-TE-C Colour: Orange/Grey/Black 200/160, 250/160, 315/160, 400/160, 500/160& 250/200, 315/200, 400/200, 500/200 Connection to sewer pipes DN160/200 made of PP, PE, PVC to smooth- walled polymer pipes and GRP pipes Suitable for connection to MS risers instead of using a single branch 12.2 AWADOCK KG- KG KG-KG PP (diadia/dia) AWADOCK, connection to sewer pipes DN160/200 made of PP, PE, PVC to smoothwalled polymer pipes and GRP pipes Infinite angle adjustment by ± 7.5º horizontally or vertically Material: PP/EPDM/Q-TE-C Colour: Orange/Grey/Black /160, /160, /160 & /200, /200, /200 Same as above 12.3 AWADOCK KG KG concrete / Vitrified clay with ball joint (dia, type) AWADOCK with ball joint, connection of sewer pipes DN160/200 made from PVC and PP to concrete, reinforced concrete or vitrified clay pipes. Infinite angle adjustment by ± 7.5º horizontally or vertically Material: SBR/Q-TE-C/PP Colour: Black/Green Standard DN160 & DN200 Types: K, A, B, C, D Connection of sewer pipes DN160/200 made from PVC and PP to concrete, reinforced concrete or vitrified clay With Ball joint PA 1508 Part 2 Issue 1 Rev 0 Page 14 of 20

15 Item Model ID Model Name Product Description Size range Pic Application 12.4 AWADOCK KG KG concrete/vitrified clay (dia, type) AWADOCK without ball joint, connection of sewer pipes DN160 made from PVC and PP to concrete, reinforced concrete or vitrified clay pipes. Material: SBR/Q-TE-C/PP Colour: Black/Green Standard DN160 Types: K, A, B, C, D Same as above Without ball joint and only for DN AWADOCK KG KG to thick-walled reinforced concrete pipes (dia, type) AWADOCK, connection of sewer pipes DN160/200 made from PVC and PP to thickwalled and multi-layer reinforced concrete pipes according to DIN1916 Consisting of a connecting seal, adjusted to wall thickness, a screw crown designed as a pipe duct, a concave chamfered AWADUCT PP connecting pipe Material: SBR/Q-TE-C/PP Colour: Black/Green DN160 & DN200 Types E, F, G, H, D Connection of sewer pipes DN160/200 made from PVC and PP to thick walled and multi layer reinforced concrete Similar to 12.3 without ball joint and for thick walled and multi layer reinforced concrete AWADOCK KG KG to thick-walled reinforced concrete pipes (dia, type) AWADOCK, connection of sewer pipes DN150 made from vitrified clay to concrete, reinforced concrete or vitrified clay pipes Material: SBR/Q-TE-C/PP Colour: Black/Green DN/OD150 Types: K, A, B, C Connection of sewer pipes DN150 made from vitrified clay to concrete, reinforced concrete or vitrified clay pipes Same as 12.4 for connection of DN150 vitrified clay instead of PP or PVC PA 1508 Part 2 Issue 1 Rev 0 Page 15 of 20

16 Item Model ID Model Name Product Description Size range Pic Application 12.7 AWADOCK KG to concrete, reinforced concrete or vitrified clay pipes pipes(dia, type) AWADOCK, connection of sewer pipes DN150 made from ductile cast iron to concrete or vitrified clay pipes. Material: SBR/Q-TE-C/PP Colour: Black/Green DN150 Types: A, B, C Connection of sewer pipes DN150 made from ductile cast iron to concrete or vitrified clay pipes Same as 12.4, only for connection of DN150 ductile iron instead of PP or PVC 12.8 AWADOCK K/U AWADOCK drop to concrete chambers (dia) AWADOCK as a drop structure or by pass of a drop structure for connection to concrete chambers Seal flat internally, AWADOCK spigot end DN/OD 160 Material: SBR / Q-TE-C / PP Colour: Black/Green DN160 connector DN200 connector DN150 (Vitrified clay) Riser connection or drop connection for concrete chambers. PA 1508 Part 2 Issue 1 Rev 0 Page 16 of 20

17 Item Model ID Model Name Product Description Size range Pic Application 12.9 AWADOCK AWADOCK to plane walls or square concrete chambers (dia) AWADOCK connection of sewer pipes made of PVC and PP to plane walls or square concrete chambers Material: SBR/PP Colour: Black/Green DN 160 & DN200 Connection of sewer pipes made of PVC and PP to plane walls or square concrete chambers AWADOCK AWADOCK to AWASHAFT (dia, type) AWADOCK, connection of sewer pipes made of PVC and PP to AWASHAFT PP DN1000/800 Material: SBR /PP Colour: Black/Green DN160/200 Standard, K/U types: Connection of sewer pipes made of PVC and PP to AWASHAFT PP DN1000/ AWADOCK KG - CP AWADOCK KG- CP to corrugated pipes (dia, type) AWADOCK Connection of sewer pipes made of PVC and PP to twin-wall sewer pipes Material: elastomer /PP Colour: Black/Green KG-CP type A DN160 connector KG-CP type B DN160 connector KG-CP type B DN200 connector Connection of sewer pipes made of PVC and PP to twin-wall sewer pipes For connection to AWASHAFT DN600 riser AWADOCK Combination set AWADOCK concrete reinforced concrete (dia) to or pipes AWADOCK, connection of sewer pipes DN250/315/400 made from PVC and PP to concrete or reinforced concrete pipes Comprising a connecting seal and AWADUCT SN10 pipe 0.5m; seal length:50mm Material: PP/SBR Colour: Orange brown/black DN250 & DN315 & DN400 Connection of sewer pipes DN250/315/400 made from PVC and PP to concrete or reinforced concrete pipes Similar to 12.4 for larger sizes PA 1508 Part 2 Issue 1 Rev 0 Page 17 of 20

18 TABLE B6 - AWADUCT FLEX-CONNECT PIPE COUPLER ApprovalMark ISO Type 5 Product Certification to AS/NZS 4327:1995, Licence No. AMI Item Model ID Model Name Product Description Type (clamping range) Pic Application 13 AWADUCT Flex-Connect AWADUCT FLEX-CONNECT PIPE COUPLER To connect sewer pipes Material: PP / EPDM / Stainless Steel / Q-TE-C Colour: Orange / Black / Silver 110, 125, 160, 200, 250, 315, 400, 500, 630 A pipe coupler used for connecting socket-less sewer pipes and fittings of different outer diameters, wall thickness, materials or surface structures. It can be used to connect almost all rigid or flexible pipes. Smooth, ribbed or corrugated pipe can be connected to each other using Flex connect. It is suitable for connection of pipes and fittings made of ductile iron, cast iron, earthenware (VC), unplasticised polyvinyl chloride (upvc), polypropylene (PP), polyethylene (PE), fibrecement or glass reinforced polyester resin (UP-GFK) PA 1508 Part 2 Issue 1 Rev 0 Page 18 of 20

19 TABLE B7 - AWADUCT FLEX CONNECT PIPE COUPLER RANGE Material No. Type Clamping range (mm) Insertion depth (mm) FIGURE B2 - AWADUCT FLEX CONNECT COMPONENTS PA 1508 Part 2 Issue 1 Rev 0 Page 19 of 20

20 FIGURE B3 - COMPENSATING RING FOR AWADUCT FLEX CONNECT FIGURE B4 - OFF-CENTRE COMPENSATING RING (EAR) FOR AWADUCT FLEX CONNECT PA 1508 Part 2 Issue 1 Rev 0 Page 20 of 20