BU685 Insulation of concrete slab-on-ground floors less than 300 M² (2023)

Abbreviation
BU685(2023)
Valid from
1/07/2023

Information provider
BRANZ Limited
Information type
BRANZ Bulletin
Format
PDF

Description

Revisions to the H1 Acceptable Solutions that came into force in 2022 and 2023 have changed the thermal performance requirements for buildings.

The minimum thermal performance required of slab-on-ground floors has increased.

This bulletin outlines options and challenges with insulating concrete slab-on-ground floors for all housing, and buildings up to 300 m², with a focus on housing.

Scope

This Bulletin includes:

  1. Introduction
  2. Building Code Clause H1 requirements
    • Schedule method
    • Calculation method
    • Modelling method
    • Heated floors
  3. Determining construction R-values
  4. Materials
  5. Underslab insulation
    • Insulation under footings
    • Insulation under garage floors
    • Insulation and proprietary slab floor systems
  6. Slab edge insulation
    • Proprietary slab edge insulation
    • Protection and maintenance of slab edge insulation
  7. Floor topper insulation
  8. Other design considerations
  9. Further information
For assistance with locating previous versions, please contact the information provider.
View on Information Provider website Download this resource (PDF, 1.0MB)
For assistance with locating previous versions, please contact the information provider.
This resource is not cited by any other resources.

BU685 Insulation of concrete slab-on-ground floors less than 300 M² (2023)

This document is not CITED BY any other resources:

BU685 Insulation of concrete slab-on-ground floors less than 300 M² (2023)

Description

Revisions to the H1 Acceptable Solutions that came into force in 2022 and 2023 have changed the thermal performance requirements for buildings.

The minimum thermal performance required of slab-on-ground floors has increased.

This bulletin outlines options and challenges with insulating concrete slab-on-ground floors for all housing, and buildings up to 300 m², with a focus on housing.

View on Information Provider website Download this resource (PDF, 1.0MB)
BU685 Insulation of concrete slab-on-ground floors less than 300 M² (2023)
Description

Revisions to the H1 Acceptable Solutions that came into force in 2022 and 2023 have changed the thermal performance requirements for buildings.

The minimum thermal performance required of slab-on-ground floors has increased.

This bulletin outlines options and challenges with insulating concrete slab-on-ground floors for all housing, and buildings up to 300 m², with a focus on housing.

View on Information Provider website Download this resource (PDF, 1.0MB)
This resource does not cite any other resources.

BU685 Insulation of concrete slab-on-ground floors less than 300 M² (2023)

This resource does not CITE any other resources.
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