2006 Building Code Energy and Occupancy Permit Requirements coming into force on January 1, 2012 Presentation to OBOA October 3, 2011

Transcription

1 2006 Building Code Energy and Occupancy Permit Requirements coming into force on January 1, 2012 Presentation to OBOA October 3, 2011

2 Notice: This presentation only highlights certain provisions of the Building Code. Code users are strongly advised to consult: The Building Code Act, 1992 The 2006 Building Code Electronic Laws Ontario: The Building Code Compendium and training material are available from Publications Ontario: Ministry of Municipal Affairs and Housing 2

3 Purpose To describe upcoming changes to the 2006 Building Code scheduled to come into force on January 1, 2012 Energy Occupancy Permits To discuss MMAH training initiatives to support the building sector to implement the changes Ministry of Municipal Affairs and Housing 3

4 Changes in the 2006 Building Code coming into force on January 1, Energy Efficiency Requirements Ministry of Municipal Affairs and Housing 4

5 Energy Efficiency in the Building Code Context Energy efficiency requirements have been included in the Code since its inception in 1976, and have been enhanced over time The current (2006) edition of the Building Code sets out: A specific energy conservation objective Significant enhancements to the energy efficiency provisions that have been phased in through to December 31, 2011 The Code was amended in December 2009 and June 2011, to provide alternative compliance paths to meet the requirements Ministry of Municipal Affairs and Housing 5

6 2006 Code Requirements Code Energy efficiency for houses and lg. bldgs signpost to extend basement insulation in houses 2012 signposts for: houses - EnerGuide80; lg. bldgs. - MNECB+25% 2006 Code Energy efficiency for houses: basement insulation Code Amendment: Alternative ways to comply with EnerGuide80 (SB12) effective 2012 Code Amendment: Alternative compliance paths to meet 2012 requirements for lg. bldgs. (SB10 update) Energy efficiency : houses must meet EnerGuide80 or equivalent; lg. bldgs. must meet MNECB+25% or equivalent Ministry of Municipal Affairs and Housing 6

7 Background: Building Code Energy Efficiency Requirements Energy conservation requirements are set out for three groups of buildings: Part 3 All Buildings & Part 9 Non-residential Buildings Part 9 Non-residential Buildings Part 9 Residential Buildings Part 9 Residential Part 9 Non-residential All Part 3 Buildings & Part 9 Nonresidential Ministry of Municipal Affairs and Housing 7

8 Building Code Energy Efficiency Requirements for all buildings other than Part 9 Residential Part 3 Commercial, Institutional, Industrial and Multi Unit Residential Buildings Part 9 Non-residential Buildings (simplified) Part 9 Non-residential All Part 3 Buildings & Part 9 Nonresidential Ministry of Municipal Affairs and Housing 8

9 Building Code Energy Efficiency Requirements Buildings other than Part 9 Residential General Part 3 Buildings and Part 9 Non-Residential Buildings 1997 Building Code 2006 Building Code On or Before December 31, 2006 Article ASHRAE modified by SG-1 mnecb 1997 After December 31, 2006 Article ASHRAE modified by SB-10 mnecb 1997 modified by SB-10 After December 31, 2011 Article Energy efficiency must be 25 % higher than mnecb 1997 July 2011 Code amendment updated SB-10 which provides enhanced ASHRAE alternatives Ministry of Municipal Affairs and Housing 9

10 Requirements for Part 3 Buildings (Applicable until the end of 2011) The 2006 Building Code (Reg. O. 350/06) Stated: Energy Efficiency Design After December 31, (2) Except as provided in Sentences (3) and (5), the energy efficiency of all buildings shall be designed to exceed by not less than 25% the energy efficiency levels attained by conforming to the CCBFC, Model National Energy Code for Buildings Ministry of Municipal Affairs and Housing 10

11 Requirements for Part 3 Buildings (After 2011) The 2006 Building Code was amended in July 2011 through Ontario Regulation 315/11 which states: Energy Efficiency Design After December 31, (2) Except as provided in Sentences (3) and (5), the energy efficiency of all buildings shall conform to Supplementary Standard SB Ministry of Municipal Affairs and Housing 11

12 Requirements for Part 3 Buildings: Updated Supplementary Standard SB-10 SB-10 Division 1 General Division 2 Energy Efficiency Design Before January 1, 2012 Division 3 Energy Efficiency Design After December 31, 2011 Division 4 Buildings of Non-Residential Occupancy Within the Scope of Part Ministry of Municipal Affairs and Housing 12

13 Requirements for Part 3 Buildings Division 3 of SB Energy Efficiency Design (1) Except as provided in Sentence (2) and Article and except as permitted in Sentence (3), the energy efficiency of all buildings shall be designed to a) exceed by not less than 25% the energy efficiency levels attained by conforming to the CCBFC, Model National Energy Code for Buildings, b) exceed by not less than 5% the energy efficiency levels attained by conforming to the ANSI/ASHRAE/IESNA 90.1, Energy Standard for Buildings Except Low-Rise Residential Buildings, or c) achieve the energy efficiency levels attained by conforming to the ANSI/ASHRAE/IESNA 90.1, Energy Standard for Buildings Except Low-Rise Residential Buildings and Chapter Ministry of Municipal Affairs and Housing 13

14 Requirements for Part 3 Buildings Division 3 of SB-10 The July 2011 Amendment mnecb % (Performance) SB-10 Division 3 ASHRAE % (Performance) ASHRAE SB-10 (Prescriptive + Performance) Ministry of Municipal Affairs and Housing 14

15 Requirements for Part 3 Buildings ASHRAE Division 3 of SB-10 Modifications to ASHRAE are addressed in Chapter 2, Division 3. Enhanced building envelope requirements: ASHRAE 90.1 building Envelope Tables have been superseded with ASHRAE Envelope Tables Ministry of Municipal Affairs and Housing 15

16 Requirements for Part 3 Buildings Division 3, SB-10 Enhanced Building Envelope Requirements Three Building Envelope Tables have been replaced with more stringent Tables Tables are based on Climatic Zones Climatic Zones (Numbers) are given in Table 5A and 5B in Chapter 1 of the Division Ministry of Municipal Affairs and Housing 16

17 Requirements for Part 3 Buildings Division 3, SB-10 Climatic Tables for Envelope Requirements Climatic Zones are determined based on their Heating Degree Days Table 5A (Part of) Climatic Zone Numbers for Ontario Locations (This Table is to be used in conjunction with Tables SB5.5-5 to SB5.5-7) No. Location No. Location No. Location No. Location 6 Ailsa Craig 6 Cobourg 6 Guelph 6 Markdale 6 Ajax 7 Cochrane 6 Guthrie 6 Markham 6 Alexandria 6 Colborne 7 Haileybury 7 Martin 7 Armstrong 5 Corunna 6 Haliburton 6 Midland Table 5B Climate Zone Definitions for Ontario (This Table is to be used in conjunction with Tables SB5.5-5 to SB5.5-7) Zone Number Zone 5 Zone 6 Zone 7 Thermal Criteria HDD18 < 4000 C 4000 C HDD18 < 5000 C HDD C Ministry of Municipal Affairs and Housing 17

18 Requirements for Part 3 Buildings Building Envelope Requirements (New Tables) TABLE SB5.5-5 (Part of) (Supersedes Table in ANSI/ASHRAE/IESNA Standard 90.1) Building Envelope Requirements for Climate Zone 5 (A, B, C) (SI) Nonresidential Residential Semiheated Opaque Elements Assembly Insulation e Assembly Insulation e Assembly Insulation e Max. U Min. RSI-Value Max. U Min. RSI-Value Max. U Min. RSI-Value Roofs Insulation Entirely above Deck U ci U ci U ci Metal Building U Ls U Ls U Attic and Other U U U Walls, Above Grade Mass U ci U ci U ci Metal Building U ci U ci U ci Steel Framed U ci U ci U ci Wood Framed and Other U ci U ci U ci Fenestration Assembly Assembly Assembly Assembly Assembly Assembly Max. U Max. SHGC Max. U Max. SHGC Max. U Max. SHGC Vertical Fenestration, 0% - 40% of Wall Nonmetal framing: all b U-1.42 U-1.42 U-3.12 Metal framing: curtainwall / storefront c U-1.99 U-1.99 U Metal framing: entrance door c U-3.97 U-3.97 U-4.54 NR Metal framing: all other c U-2.56 U-2.56 U Ministry of Municipal Affairs and Housing 18

19 Requirements for Part 3 Buildings Building Envelope Requirements (U and R) Tables contain requirements based on Occupancy and assembly type U-factor for Assembly or R-factor for Insulation U is thermal transmission U=1/R R is thermal resistance R=1/U U 1 U Ministry of Municipal Affairs and Housing

20 Requirements for Part 3 Buildings Normative Appendix A of ASHRAE 90.1 Alternative R-Value Combinations Alternative R-Value combinations are provided in Normative Appendix A of ASHRAE 90.1 RSI R RSI R Ministry of Municipal Affairs and Housing 20

21 Requirements for Part 3 Buildings ASHRAE Division 3 of SB-10 Modifications to ASHRAE are addressed in Chapter 2 Division 3. Enhanced building envelope requirements: ASHRAE 90.1 building Envelope Tables have been superseded with ASHRAE Envelope Tables Exposed floor insulation levels are set based on framing depth Previous exceptions to some technical requirements are kept (such as 2% exposed slab edge allowance). Equipment tested to Canadian test procedures are permitted Ministry of Municipal Affairs and Housing 21

22 Energy Requirements for Part 9 Non-residential Buildings Division 4 of the SB-10 provides an alternative compliance method for Part 9 non-residential buildings that do not use electric space heating. Simplified Prescriptive Part 9 Non-residential All Part 3 Buildings & Part 9 Nonresidential Ministry of Municipal Affairs and Housing 22

23 Energy Requirements for Part 9 Non-residential Buildings is similar to current Subsection Subsection has been relocated in Division 4 with some changes: General requirements are same but in order to match ASHRAE Division 3 option, the following more stringent tables have been included: Building envelope tables based on U or R values Pipe insulation Interior lighting density Exterior lighting density Ministry of Municipal Affairs and Housing 23

24 Background: Energy Efficiency Energy conservation requirements are set out for three groups of buildings: Now we will review: Part 9 Residential Buildings Part 9 Non-residential Buildings Part 3 All Buildings & Part 9 Non-residential Buildings Part 9 Residential Part 9 Non-residential All Part 3 Buildings & Part 9 Nonresidential Ministry of Municipal Affairs and Housing 24

25 Part 9 Residential Buildings Overview Application Background Part 12 & Introduction of SB-12 EnerGuide 80 Approach SB-12 Approach Ministry of Municipal Affairs and Housing 25

26 Application These rules apply to: Detached homes, Semi-detached homes, Townhomes, and Small apartment buildings They do NOT apply to: Large residential buildings, Commercial, industrial or institutional buildings Ministry of Municipal Affairs and Housing 26

27 Part 9 Residential Buildings Background Enhancements to energy efficiency requirements in the 2006 Building Code Higher insulation values, window requirements and equipment efficiency requirements took effect on December 31, 2006 Set further building energy efficiency requirements for 2009 and Ministry of Municipal Affairs and Housing 27

28 Part 9 Residential Buildings Requirements Came Into Force on Dec 31, 2006 Except of Tables and Building element exposed to the Exterior or to Unheated Space Zone 1 Less than 5000 RSI (R) Value Required Zone or more Electric Space Heating Zone 1 & 2 Ceiling below attic or roof space 5.40 (R31) 6.70 (R38) 7.00 (R40) 7.00 (R40) 7.00 (R40) 8.80 (R50) Wall other than foundation wall 3.00 (R17) 3.87 (R22) 4.70 (R27) 3.34 (R19) 4.22 (R24) 5.10 (R29) Ministry of Municipal Affairs and Housing 28

29 Part 9 Residential Buildings 2008 Enhancements to Basement Insulation Under the 2006 Code, prior to January 1, 2009, foundation walls enclosing heated space were required to be insulated from the underside of the subfloor to not less than 600 mm below the adjacent exterior ground level. However, after December 31, 2008 foundation walls are required to have near full height insulation with a gap not more than 380 mm above the floor level of the basement Ministry of Municipal Affairs and Housing 29

30 Part 9 Residential Buildings Changes Originally Scheduled to Come Into Force on Dec 31, (3) The energy efficiency of a building or part of a building of residential occupancy that is within the scope of Part 9 and is intended for occupancy on a continuing basis during the winter months shall meet the performance level that is equal to a rating of 80 or more when evaluated in accordance with NRCan, EnerGuide for New Houses: Administrative and Technical Procedures Ministry of Municipal Affairs and Housing 30

31 Part 9 Residential Buildings After December 31, 2009 Amendment Code amended in December, 2009 to provide additional compliance paths to meet the EnerGuide 80 benchmark (3) The energy efficiency of a building or part of a building of residential occupancy that is within the scope of Part 9 and is intended for occupancy on a continuing basis during the winter months shall, (a) meet the performance level that is equal to a rating of 80 or more when evaluated in accordance with NRCan, EnerGuide for New Houses: Administrative and Technical Procedures, or (b) conform to Supplementary Standard SB Ministry of Municipal Affairs and Housing 31

32 Part 9 Residential Buildings Introduction of SB-12 Energy Efficiency Requirements for Housing Energuide 80 NRCan Procedures Performance M. Supplementary Standard SB-12 Compliance Ministry of Municipal Affairs and Housing 32

33 Part 9 Residential Buildings Energuide 80 Approach The Building Code Requirement (Sentence (3) of Division B)...a building of residential occupancy... shall, meet the performance level that is equal to a rating of 80 or more when evaluated in accordance with NRCan, EnerGuide for New Houses: Administrative and Technical Procedures, Abstract from: Division B, Part 1, Table Documents Referenced in the Building Code NRCan January 2005 Energuide for New Houses: Administrative and Technical Procedures (3) Demonstrating performance level of Energuide 80 Design Drawings HOT2000 Run Based on V c Blower Door Test Ministry of Municipal Affairs and Housing 33

34 Part 9 Residential Buildings EnerGuide 80 Approach Base Assumptions: Four occupants 21 C for main floors 19 C for basement 225 litres of domestic hot water per day 24 kilowatt hours of electricity per day Ministry of Municipal Affairs and Housing 34

35 Sample HOT2000 Report (Part of.) File: Application Type: Package D 2009 Archetype OBC EnerGuide for New Houses HOT2000 Natural Resources CANADA Version 9.34c Builder Code: Data Entry by: Adam Adam Date of entry: 19/08/2011 Company: A & A Design Client name: Homes, Bright Street address: 444 Main Street City: London Region: Ontario Postal code: N6B1T9 Telephone: GENERAL HOUSE CHARACTERISTICS House type: Single Detached Number of storeys: Two storeys ENERGUIDE FOR HOUSES ENERGY CONSUMPTION SUMMARY REPORT Estimated Annual Space Heating Energy Consumption = MJ = kwh Ventilator Electrical Consumption: Heating Hours = MJ = kwh Estimated Annual DHW Heating Energy Consumption = MJ = kwh ESTIMATED ANNUAL SPACE + DHW ENERGY CONSUMPTION = MJ = kwh ENERGUIDE RATING (0 to 100) 80 EnerGuide Required Ventilation Capacity L/s Estimated Greenhouse Gas Emissions 9.06 tonnes/year Ministry of Municipal Affairs and Housing 35

36 Sample Blower Door Test Report (Part of.) Ministry of Municipal Affairs and Housing 36

37 SB-12 Approach Energy Efficiency Requirements for Housing Energuide 80 NRCan Procedures Performance M. Supplementary Standard SB-12 Compliance Ministry of Municipal Affairs and Housing 37

38 Part 9 Residential Buildings SB-12 Approach Energy Efficiency Requirements for Housing Energuide 80 NRCan Procedures Performance M. Supplementary Standard SB-12 Prescriptive Requirements Tables Performance Method Compliance Ministry of Municipal Affairs and Housing 38

39 Part 9 Residential Buildings SB-12 Approach Supplementary Standard SB-12 Energy Efficiency for Houses is divided into three chapters: Chapter 1: General Chapter 2: Acceptable Solutions for Achieving Energy Efficiency Compliance Chapter 3: Measures to Control Air Infiltration Ministry of Municipal Affairs and Housing 39

40 Part 9 Residential Buildings SB-12 Prescriptive Approach Energy Efficiency Requirements for Housing Energuide 80 NRCan Procedures Performance M. Supplementary Standard SB-12 Prescriptive Requirements Tables Performance Method Compliance Ministry of Municipal Affairs and Housing 40

41 Part 9 Residential Buildings SB-12 Prescriptive Approach Compliance Packages are based on: Climate zones Space heating equipment, and Heating fuel/energy used Ministry of Municipal Affairs and Housing 41

42 Part 9 Residential Buildings SB-12 Prescriptive Approach The prescriptive compliance packages prescribe: Minimum RSI and maximum U values for building envelope components, Minimum efficiency ratings for space heating equipment, Minimum efficiency ratings for domestic hot water heaters, and HRV s (in some cases) Ministry of Municipal Affairs and Housing 42

43 Part 9 Residential Buildings SB-12 Prescriptive Approach Zone 1 less than 5000 HDD Zone 2 greater than 5000 HDD Excerpt of Table 1.2 from SB-1 Design Temperature Location January July 2.5% 2.5% - C 1% - C Dry - C Wet - C Degree Days Below 18 C Big Trout Lake Kapuskasing Vaughan Windsor Ministry of Municipal Affairs and Housing 43

44 Part 9 Residential Buildings SB-12 Prescriptive Approach Three Tables for each Zone: Table A - AFUE 90% Table B - AFUE 78% and < 90% Table C - Electric space heating Ministry of Municipal Affairs and Housing 44

45 Determination of the Applicable Table Compliance Package Selection Article Zone 1 Tables (Article ) No Is the HDD 5000 C or More? Yes Zone 2 Tables (Article ) Electric heating? Yes Table C Table C Yes Electric heating? No 78% Htg Eq. Eff. <90%? No Htg Eq. Eff. 90%? Yes Yes Table B Table A Pick a Compliance Package Table B Table A Yes Yes No 78% Htg Eq. Eff. <90%? No Htg Eq. Eff. 90%? No Performance Method No Ministry of Municipal Affairs and Housing 45

46 Table A Zone 1 Compliance Packages for Space heating Equipment with AFUE 90% Component Compliance Package A B C D E F G H I J K L M Ceiling with Attic Space - Min. RSI Ceiling Without Attic Space - Min. RSI Exposed Floor - Min. RSI Walls Above Grade Min. RSI R Basement Walls Min. RSI Below Grade Slab, entire surface > mm below grade Min. RSI Edge of Below Grade Slab, 600 mm below grade Min. RSI Heated Slab or Slab 600 mm below grade Min. RSI Windows and Sliding Glass Doors Max U U-Value Skylights Max. U-Value Space Heating Equipment Min AFUE 90% 90% 94% 90% 90% 94% 92% 94% 92% 94% 90% 94% 90% HRV Min. Efficiency % 60% 60% 70% 55% 60% Domestic Hot Water Heater Min. EF Column Ministry of Municipal Affairs and Housing 46

47 Table A Zone 1 Compliance Packages for Space heating Equipment with AFUE 90% Component Compliance Package A B C D E F G H I J K L M Ceiling with Attic Space - Min. RSI Ceiling Without Attic Space - Min. RSI Exposed Floor - Min. RSI Walls Above Grade Min. RSI Basement Walls Min. RSI Below Grade Slab, entire surface > 600 mm below grade Min. RSI Edge of Below Grade Slab, 600 mm below grade Min. RSI Heated Slab or Slab 600 mm below grade Min. RSI Windows and Sliding Glass Doors Max U-Value Skylights Max. U-Value Space Heating Equipment Min AFUE 90% 90% 94% 90% 90% 94% 92% 94% 92% 94% 90% 94% 90% HRV Min. Efficiency % 60% 60% 70% 55% 60% Domestic Hot Water Heater Min. EF Column Ministry of Municipal Affairs and Housing 47

48 Table A Zone 1 Compliance Packages for Space heating Equipment with AFUE 90% Component Compliance Package A B C D E F G H I J K L M Ceiling with Attic Space - Min. RSI Ceiling Without Attic Space - Min. RSI Exposed Floor - Min. RSI Walls Above Grade Min. RSI Basement Walls Min. RSI Below Grade Slab, entire surface > 600 mm below grade Min. RSI Edge of Below Grade Slab, 600 mm below grade Min. RSI Heated Slab or Slab 600 mm below grade Min. RSI Windows and Sliding Glass Doors Max U-Value Skylights Max. U-Value Space Heating Equipment Min AFUE 90% 90% 94% 90% 90% 94% 92% 94% 92% 94% 90% 94% 90% HRV Min. Efficiency % 60% 60% 70% 55% 60% Domestic Hot Water Heater Min. EF Column Ministry of Municipal Affairs and Housing 48

49 Table A Zone 1 Compliance Packages for Space heating Equipment with AFUE 90% Component Compliance Package A B C D E F G H I J K L M Ceiling with Attic Space - Min. RSI Ceiling Without Attic Space - Min. RSI Exposed Floor - Min. RSI Walls Above Grade Min. RSI Basement Walls Min. RSI Below Grade Slab, entire surface > 600 mm below grade Min. RSI Edge of Below Grade Slab, 600 mm below grade Min. RSI Heated Slab or Slab 600 mm below grade Min. RSI Windows and Sliding Glass Doors Max U-Value Skylights Max. U-Value Space Heating Equipment Min AFUE 90% 90% 94% 90% 90% 94% 92% 94% 92% 94% 90% 94% 90% HRV Min. Efficiency % 60% 60% 70% 55% 60% Domestic Hot Water Heater Min. EF Column Ministry of Municipal Affairs and Housing 49

50 Part 9 Residential Buildings SB-12 Prescriptive Approach Additional Requirements: Determine ratio of gross area of window areas to the gross area of peripheral walls (WWR) : If 17% follow compliance package requirements If 17% < and 22% upgrade U-value of glazing If > 22% must use performance approach in Compensation for glass block used in wall ( (6)) Ministry of Municipal Affairs and Housing 50

51 Part 9 Residential Buildings SB-12 Prescriptive Approach Table Energy Ratings (ER) for Windows, Skylights and Sliding Glass Doors Maximum U-Values Minimum Energy Rating (ER) Values Per CAN/CSA-A440.2 U-Value (W/m 2 K) U-Value (Btu/h ft 2 F) Operable Fixed Skylights Windows and Sliding Glass Door Types Column Ministry of Municipal Affairs and Housing 51

52 Part 9 Residential Buildings SB-12 Prescriptive Approach Additional Requirements (con t): Treat basement walkout walls as above grade walls ( (11)) Address elements that act as a thermal bridge ( ) Special consideration for log wall construction and post, beam and plank construction ( ) Insulation of foundation walls to extend to within 200 mm above the slab Ministry of Municipal Affairs and Housing 52

53 Part 9 Residential Buildings SB-12 Prescriptive Approach Additional Requirements (con t): Sentences (5) through (7) prescribe requirements for the treatment of slabs: Basement slab edges at walk-out basements, and slabs within 600 mm of the exterior ground level are required to have perimeter insulation that extends 600 mm below exterior ground level Concrete slabs within 600 mm of the exterior ground level must have their entire surface insulated, and Slabs containing heating ducts, pipes, tubes or cables must have the entire heated surface of the slab insulated Ministry of Municipal Affairs and Housing 53

54 Part 9 Residential Buildings SB-12 Prescriptive Approach Doors separating heated space from unheated space are required to have a thermal resistance of not less than RSI 0.7 ( ) Additions: Compliance package based on Zone location, energy source and a thermal resistance of RSI 4.23 for walls above grade and RSI 3.52 for basement walls Exceptions: New or existing HRV, existing domestic hot water heaters and space heating equipment need not meet the minimum efficiency requirements, If the minimum thermal resistance values of Clause (1)(b) for walls above grade and basement walls, the requirements for all components of a particular compliance package must be provided, Sunrooms with a gross glass area to gross peripheral wall ratio greater than 22% need not comply with Subsection if the prescribed U-Value of the glazing is upgraded in accordance with Sentence (8) Ministry of Municipal Affairs and Housing 54

55 Part 9 Residential Buildings SB-12 Performance Method Energy Efficiency Requirements for Housing Energuide 80 NRCan Procedures Performance M. Supplementary Standard SB-12 Prescriptive Requirements Tables Performance Method Compliance Ministry of Municipal Affairs and Housing 55

56 Part 9 Residential Buildings SB-12 Performance Method Annual Energy Use of a Proposed Design Equal or Less Than Annual Energy Use of a Compliance Package Performance of Proposed Design Performance of a Compliance Package Ministry of Municipal Affairs and Housing 56

57 Part 9 Residential Buildings SB-12 Performance Method Performance is measured based on the annual energy use of the building Calculated with a recognized software such as a software used in ERS HOT2000 HERS - REM/Rate Blower Door Test is not required. Chapter 3, Measures to Control Air Infiltration must be applied in addition to the requirements of the performance method A proposed design would have to meet the performance level of a permitted compliance package based on the: Zone location, Energy source, and Equipment efficiency Ministry of Municipal Affairs and Housing 57

58 Steps to follow: Part 9 Residential Buildings SB-12 Performance Method Pick an appropriate compliance package Simulate the building s annual energy use based on the building being constructed in accordance with the selected compliance package Simulate the building s annual energy use based on the building being constructed in accordance with a proposed design Compare the results of the simulations Ministry of Municipal Affairs and Housing 58

59 Part 9 Residential Buildings SB-12 Performance Method Bases of energy use calculations: Use of recognized annual energy simulation software Use of local climatic data Air leakage rates of 3.1 for detached homes and 3.6 for attached homes, The equivalent domestic hot water, appliance and other plug-in loads must be used in simulations Thermal performance of building envelope cannot be less than 75% of that required in a compliance package Ministry of Municipal Affairs and Housing 59

60 Part 9 Residential Buildings SB-12 Approach Energy Efficiency Requirements for Housing Energuide 80 NRCan Procedures Performance M. Supplementary Standard SB-12 Prescriptive Requirements Tables Performance Method Compliance Ministry of Municipal Affairs and Housing 60

61 Part 9 Residential Buildings SB-12 Chapter 3, Measures to Control Air Infiltration Applies to both the prescriptive and performance methods in Chapter 2 of the standard. Section 3.1 Maximum air leakage rates for exterior windows Section 3.1 Air barrier systems of houses Ministry of Municipal Affairs and Housing 61

62 Part 9 Residential Buildings SB-12 Chapter 3, Measures to Control Air Infiltration Division C, Clause (2)(e): (e) substantial completion of insulation, vapour barriers and air barriers Will be replaced with on January 1, 2012 with: (e) (e.1) substantial completion of insulation and vapour barriers, substantial completion of air barrier systems Ministry of Municipal Affairs and Housing 62

63 Part 9 Residential Buildings SB-12 Chapter 3, Measures to Control Air Infiltration A2 level Windows are required Air barrier system required in all assemblies separating conditioned space from unconditioned space More prescriptive requirements for continuity of air barrier systems Ministry of Municipal Affairs and Housing 63

64 Foam or backer rod Sheet air barrier Silicone sealant Electrical Wire Sealant Poly Vapour Box Joints between wall and ceiling Sealant Penetrations by windows Joints between sill and floor Joints between joists and basement Wood jamb or drywall extension Standard window Ceiling light fixtures Access hatches through surfaces requiring air barrier protection shall be weatherstripped around their perimeters to prevent air leakage. Weatherstripping Penetrations by doors in an air barrier Wood panel Attic hatch frame Trim Joints at attic hatches Joints at interior partitions Vapour diffusion retarder box Sheet air barrier Plumbing stack penetrations Caulking Chimney leaks air from house continuously Drywall Low density closed cell foamed gasket Plumbing stack Chimney penetration of ceiling Chimney Interior Vents from partition bathroom walland kitchen Electrical outlets Halves of firestop nailed in place and sealed to frame with silicone sealant Clearances between chimneys or gas vents and the surrounding construction which would permit air leakage from within thebuildingintoawallor attic or roof space shall be sealed by noncombustible material to prevent such leakage. Holes and tears through vapour diffusion retarder At electical service entrance and cable TV and telephone entry points At slab/wall intersection Poly air barrier Rubber gasket sealed and mechanically fastened Noncombustible sealant At slab/wall intersection Sump pit covers Around posts and columns Around plumbing stack Ministry of Municipal Affairs and Housing 64

65 Where the Interior Floor Projects Through an Exterior Wall (i.e. Balcony) Exterior Interior Polyethylene (Air/Vapour Barrier) Exterior Grade Plywood Caulking Caulking or Urethane Spray Foam Caulking Ministry of Municipal Affairs and Housing 65

66 Changes in the 2006 Building Code coming into force on January 1, Occupancy Permits Ministry of Municipal Affairs and Housing 66

67 Occupancy Permits Code amendments, mainly under article , Div. C, will require, before occupancy of certain new residential buildings is allowed: A prescribed notice and inspection prior to occupancy Issuance of an occupancy permit These changes apply to permit applications made on or after Jan. 1, 2012 The new Code provisions apply to residential buildings under Part 9, including detached, semi-detached, and townhouses, that: are three or fewer stories in building height have a building area not exceeding 600 sq meters have no accommodation for tourists do not have a dwelling unit above another or units that share a common exit Ministry of Municipal Affairs and Housing 67

68 Occupancy Permits (con t) Amendments to the Code under Sentence (5), Div. C, set out criteria that must be met before occupancy of the building will be allowed Mandatory occupancy criteria cover matters such as: Substantial completion of the building structure and building envelope That required exits, egress systems and handrails are complete The new occupancy inspection requirements are a new prescribed notice Municipalities (by bylaw) can require an additional notice and inspection after an occupancy permit is issued Ministry of Municipal Affairs and Housing 68

69 . MMAH Training Products and Courses and Support Materials related to Requirements in the 2006 Building Code that are coming into force on January 1, Ministry of Municipal Affairs and Housing 69

70 Training Support from MMAH In June 2011, three Overview courses were updated to reflect further energy efficiency requirement changes in the Code scheduled to come into force on December 31, 2011: Part 12 Resource Conservation House Part 12 Resource Conservation All Buildings HVAC House In order to reflect the June 2011 energy efficiency amendments, for large buildings, Overview courses have been further revised to reflect the updated Supplementary Standard SB-10: Part 12 Resource Conservation All Buildings Building Services Amended courses made available September Ministry of Municipal Affairs and Housing 70

71 Training Support from MMAH MMAH is developing a narrated Web-based slide show on energy efficiency requirements of the Code that will come into force on January 1, 2012 Two separate versions will be available: one for Houses and another for All Buildings Ministry of Municipal Affairs and Housing 71

72 Additional Support from MMAH for Occupancy Permit and Energy Requirements Working with building sector and enforcement representatives to identify training and other support materials needed. For example: Development of Design and Enforcement Check lists for Energy Efficiency Requirements Code News to remind code users about the requirements that are coming into force on January 1, 2012 Development of material that can be provided at the counter of Building Departments is underway (by OBOA with MMAH) to remind people of the January 1, 2012 requirements LMCBO established a working group which has developed guideline material for Occupancy Permit requirements, a model occupancy permit and checklist This information will be posted on the LMCBO/TACBOC website by the end of November Ministry of Municipal Affairs and Housing 72