Lifting the plate
Many buildings with water entry problems have the finished slab, and hence the bottom of the cladding, too close to the ground. Here are some alternative methods to increase the clearance.
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Many buildings with water entry problems have the finished slab, and hence the bottom of the cladding, too close to the ground. Here are some alternative methods to increase the clearance.
Concrete on its own is not a waterproof material in the sense required for a habitable space. To achieve such functionality, two procedures need to be followed, as outlined here.
Stucco cannot be taken down to ground level so it needs some form of finishing at the building’s base. Since stucco also needs a cavity behind it, it’s important not to block the drainage path at the base.
An area of potential concern for all cladding systems is what happens along the bottom of walls. Plaster on polystyrene block is one cladding that can end up below ground.
Calls to the BRANZ helplines have revealed confusion created by differing advice in NZS 3604:2011 on the ground clearance needed for particleboard flooring. What is the ground clearance needed?
You’d think New Zealand had a subtropical climate when you consider how often the term ‘indoor/outdoor flow’ is used in property sales propaganda. Unfortunately, linking inside to outside often comes at the expense of good building practice.