NZS 4218:2009
Thermal insulation - Housing and small buildings
Standards New Zealand
Pick a clause from the contents on the left to see community comments and worked examples, or jump into a section below.
Sections
- 1General
- 2Definitions
- 3General Requirements
- 4Compliance Methods
- 1– Heated ceilings, walls or floors – Construction R-values
- 2– Construction R-values for buildings with any wall type
- 3– Construction R-values for buildings with solid timber walls
- 4– Construction R-values for buildings with high thermal mass walls
- 5– Reference building heat loss equations
- 6– Reference building heat loss equations – Solid timber wall construction
- 7– Reference building heat loss equations – High thermal mass wall construction
- C1– Thermal performance of generic windows in aluminium frame
- C2– Thermal performance of generic windows in composite aluminium fra
- C3– Thermal performance of generic windows in thermally broken aluminium frame
- C4– Thermal performance of generic windows in PVC/wooden frame
- G1– Default power densities for internal gains from occupants and plugloads
- G2– Default schedules for occupancy and plug loads – Percentage of maximum load or percentageof power density
- 1– Decision flowchart
- A1– Thermal envelope
- A2– R-value locations
- A3– Element measurements
- A4– Roof measurement – Flat ceiling
- A5– Roof area measurements – Pitched ceiling
- A6– Wall area measurements
- A7– Window measurement – single window
- A8– Bay window measurement
- A9– Skylight measurement
- A10– Skylight with light shaft
- E1– Orientation sectors
- F1– Simple example design
- F2– Example of design with different types of floor, wall, and glazing
- F3– Example of mixed timber framed and high thermal mass construction