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This Microsoft Excel (.xlxs) 25MB download of BRANZ House Insulation Guide 6th edition is for PC and MAC users of Microsoft 365 [ONLINE]

Updates:

• Further fix to error where the R-value for slab floors were higher than they should have been when adding floor topper insulation
• New images for timber framed floors
• A worksheet added which provides simplifications to help with calculation and modelling for steel framed walls

The guide is now in two parts:

• The tables of construction R-values for common construction options for compliance under H1/AS1 and H1/VM1 5th edition
• The accompanying House Insulation Guide text [PDF] for guidance on insulation to meet or exceed H1 AS/1 and H1/VM1 5th edition.

Once you have downloaded this version open it using Excel on Microsoft 365