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NZBC  Clause H1 Overview Robert Campion Architectural Profiles Ltd (APL) October 2007
energy efficiency ,[object Object],[object Object]
nzbc clause H1
energy efficiency ,[object Object],[object Object],[object Object],[object Object],[object Object]
heat loss ,[object Object],windows =12% walls =24% roof = 42% floor =10%
nzbc clause H1 ,[object Object],[object Object],[object Object],[object Object]
climate zones  Zone1 Auckland, North Zone 2 Balance North  Island, except  Central Plateau Zone 3 South Island &  Central Plateau
new R values
new R values ,[object Object],roof ; z1 = R2.9 z2 = R2.9 z3 = R3.3 floor ; z1 = R1.3 z2 = R1.3 z3 = R1.3 window ; z1 = 0.26   z2 = R0.26   z3 = R0.26 wall ; z1 = R1.9 z2 = R1.9 z3 = R2.0
nzbc clause H1 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
schedule method
floor ,[object Object],floor = 10% z1 = R1.3 z2 = R1.3 z3 = R1.3
floor insulated timber floor draped foil 100mm sag carpet = R1.5 no carpet = R1.1 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
floor concrete floor slab/perim. ratio = 1.5 insulated / no TB = R1.3 insulated with TB = R1.5 Pic Courtesy of BRANZ - Build Magazine
roof ,[object Object],roof = 42% z1 = R2.9 z2 = R2.9 z3 = R3.3
roof concrete tile - truss blanket type timber battens z2 requirement = R2.9 insulation must meet R2.65 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
walls ,[object Object],walls = 24% z1 = R1.9 z2 = R1.9 z3 = R2.0
walls brick veneer blanket type 100 x 50 studs @ 600 z2 requirement = R1.9 insulation must meet R2.05 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
walls stucco on cavity blanket type 100 x 50 studs @ 600 z2 requirement = R1.9 insulation must meet R2.15 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
walls stucco on cavity blanket type 100 x 50 studs @ 400 z2 requirement = R1.9 insulation must meet R2.3 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
windows ,[object Object],windows =12%   z1 = R0.26   z2 = R0.26   z3 = R0.26
schedule method
wers table
calculation method
calculation method ,[object Object],[object Object],[object Object],[object Object]
calculation method ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
calculation method ,[object Object],[object Object],[object Object],[object Object],[object Object]
calculation method ,[object Object],[object Object],[object Object],[object Object],[object Object]
modeling method ,[object Object],[object Object]
modeling method
status  Zone 3 31 October 2007 Zone 2 30 June 2008 Zone 1 30 Sept 2008
thank you Refer to the  Third Edition of NZBC Clause H1 – Energy Efficiency  in conjunction with NZS 4218:2004 – Energy Efficiency, Small Building Envelope, for a full understanding of the changes.

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NZBC-H1_Overview-Oct07

  • 1. NZBC Clause H1 Overview Robert Campion Architectural Profiles Ltd (APL) October 2007
  • 2.
  • 4.
  • 5.
  • 6.
  • 7. climate zones Zone1 Auckland, North Zone 2 Balance North Island, except Central Plateau Zone 3 South Island & Central Plateau
  • 9.
  • 10.
  • 12.
  • 13. floor insulated timber floor draped foil 100mm sag carpet = R1.5 no carpet = R1.1 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
  • 14. floor concrete floor slab/perim. ratio = 1.5 insulated / no TB = R1.3 insulated with TB = R1.5 Pic Courtesy of BRANZ - Build Magazine
  • 15.
  • 16. roof concrete tile - truss blanket type timber battens z2 requirement = R2.9 insulation must meet R2.65 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
  • 17.
  • 18. walls brick veneer blanket type 100 x 50 studs @ 600 z2 requirement = R1.9 insulation must meet R2.05 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
  • 19. walls stucco on cavity blanket type 100 x 50 studs @ 600 z2 requirement = R1.9 insulation must meet R2.15 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
  • 20. walls stucco on cavity blanket type 100 x 50 studs @ 400 z2 requirement = R1.9 insulation must meet R2.3 Pic Courtesy of BRANZ - BRANZ House Insulation Guide
  • 21.
  • 25.
  • 26.
  • 27.
  • 28.
  • 29.
  • 31. status Zone 3 31 October 2007 Zone 2 30 June 2008 Zone 1 30 Sept 2008
  • 32. thank you Refer to the Third Edition of NZBC Clause H1 – Energy Efficiency in conjunction with NZS 4218:2004 – Energy Efficiency, Small Building Envelope, for a full understanding of the changes.