Edge insulation of concrete slabs
Heating costs could be cut if we do as Americans and Europeans do and add perimeter edge insulation to heated concrete floor slabs.
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By Ian Cox-Smith – 1 December 2015, Build 151
Heating costs could be cut if we do as Americans and Europeans do and add perimeter edge insulation to heated concrete floor slabs.
By Des Molloy – 1 October 2010, Build 120
Many builders have had a concrete and formwork failure that they would rather forget. It’s an area of construction where listening to the wisdom of experienced tradespeople is vital, but the following pointers may also help.
By Ann Galloway – 1 August 2016, Build 155
Renovations or extensions can often mean a new slab is laid abutting an old one. There’s plenty to consider before starting work to ensure the junction is weathertight, strong and Building Code compliant.
By Malcolm Cunningham – 1 April 2008, Build 105
Covering a concrete slab too soon can result in the floor covering being damaged. To get the timing right, it helps to understand what the various measurements are telling you.
By Trevor Pringle – 1 April 2016, Build 153
Do you know the minimum bending diameter for reinforcing steel and its cover requirements in concrete footings? This determines the minimum width you need to make your concrete footings.
By Des Molloy – 1 October 2004, Build 84
Do you know how to bend your steel to get the right curve for the size bar you’re bending? Perhaps you had better check how far you can bend that bar on site.
By Alide Elkink – 1 August 2018, Build 167
Reinforcing is an integral part of all concrete and concrete masonry. We review NZS 3604:2011 requirements for foundation walls in timber-framed buildings so you can get this right.