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Search results for 'roofs'
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Slab floors under new H1 changes
By David Hindley – 1 October 2022, Build 192
Existing Building Code minimum construction R-value requirements for concrete slabs remain the same until 1 May 2023 when the way they are calculated also changes.
Building resilience in volcanic eruptions
By Nicole Allen – 1 August 2022, Build 191
A local volcanic eruption is a substantial risk to the Auckland region. Research into the impact of multiple volcanic hazards on the roofs of buildings showed that they generally deal well with volcanic ash and flying rocks landing on them.
Compliance for H1 5th edition design
By Bruce Sedcole – 1 August 2022, Build 191
The BRANZ helpline has received many calls asking how to approach designing new houses that are compliant with the higher thermal requirements of New Zealand Building Code clause H1 Energy efficiency 5th edition. The first step is to look further than just the schedule method.
H1 and sloping truss roof options
By Alide Elkink – 1 August 2022, Build 191
Roof construction R-values will increase to R6.6 when New Zealand Building Code Acceptable Solution H1/AS1 5th edition becomes mandatory on 1 May 2023 (6 months later than first announced). Have you thought about how you will deal with these changes in your designs?
Common maintenance issues
By Sarah Symon – 1 June 2022, Build 190, Feature article
Property inspections carried out when a house goes on the market regularly turn up a whole range of problems. Some could have been found and fixed earlier if regular home maintenance had been carried out.
Rule of thumb 1: Increase insulation
By Greg Burn – 1 June 2022, Build 190
BRANZ modelling identified six areas for designers to focus on to reduce the carbon footprint of a new build. In the first of this series, we look at the practical considerations for designers using rule of thumb 1 Increase construction R-values.
Updating BRANZ House insulation guide
By Jonquil Brooks – 1 April 2022, Build 189
BRANZ is currently updating the House insulation guide to align with the new requirements of the 5th edition of Building Code clause H1 Energy efficiency.
Building Code changes 2021
By David Hindley – 1 February 2022, Build 188
MBIE recently released energy efficiency changes to the Building Code to help make new homes and buildings warmer, drier and healthier. These include increased minimum insulation requirements for roofs, windows and floors.
Keeping in character
By Bruce Sedcole – 1 February 2022, Build 188
In Build 186 Houses ripe for renovation, we talked about renovating and refurbishing New Zealand character homes. Now, here is a closer look at some of the common tasks you may have to address.
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