ALF4.0 (Annual Loss Factor) - A free tool for the thermal design of houses
- Abbreviation
- ALF4.0
- Valid from
- 15/02/2019
- Information provider
- BRANZ Limited
- Information type
- Tool
- Format
- Website
Description
ALF is no longer be able to be used for building code compliance as the Building Performance Index (BPI) has been removed in the Building Code clause H1/AS1 5th edition.
The ALF tool will be continue to be available as an informational tool until 3 November 2023.
Please ensure you have downloaded all your project reports before this date.
ALF4.0 was a verification method for determining the Building Performance Index (BPI), which could be used to show compliance with the Energy Efficiency Clause H1 of the New Zealand Building Code from 15 February 2019 till 3 November 2022.
This resource is cited by:
ALF4.0 (Annual Loss Factor) - A free tool for the thermal design of houses
This document is CITED BY:
-
H1/AS1 (Fifth edition, Amd 1) (Fifth edition, Amendment 1)
ALF4.0 is cited by Acceptable Solution H1/AS1: Energy efficiency for all housing, and buildings up to 300 m². from 29/11/2021
-
H1/AS1 (Fifth edition) (Fifth edition, unamended)
ALF4.0 is cited by Acceptable Solution H1/AS1: Energy efficiency for all housing, and buildings up to 300 m². from 29/11/2021
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H1/VM1 (Fifth edition, Amd 1) (Fifth edition, Amendment 1)
ALF4.0 is cited by Verification Method H1/VM1: Energy efficiency for all housing, and buildings up to 300 m². from 29/11/2021
-
H1/VM1 (Fifth edition) (Fifth edition, unamended)
ALF4.0 is cited by Verification Method H1/VM1: Energy efficiency for all housing, and buildings up to 300 m². from 29/11/2021