In a recent chat with a few of my staff we’d been recollecting how the waterproofing and building game was in the 80s / 90s. It felt like I was pulling stories out of the vault, but it wasn’t that long ago we approached it this way and, in some cases, still are. Without writing, [...]
In ‘AS3740 waterproofing of domestic wet areas’ has the floor of a shower recess needing to be waterproof while the general area of the walls as water-resistant. The reason for this difference is that water flows across the floor during operation but the walls only get water splash. When finishing showering water pools on the [...]
My job is to assist clients with waterproofing issues arising from leaks to their homes, apartments or places of business. I am not going to dissect all of the challenges we face as an industry, but I will discuss in this issue one of the most common faults I see on an almost a daily [...]
A very common fault we see in buildings are the door thresholds being too low or non-existent (flush). This door frame was sitting down on the tiled surface and water had been ingressing in for a very long-time causing destruction of structural timbers below and adjacent to the door frame. In this case the screed, [...]
Basements are used for a number of different purposes with the most common types as follows: Car parks Car parks with storage units Plant rooms Habitable room spaces Depending on the basement usage there is a different demand on the waterproofing. The different requirements for the four types are discussed below. Carparks Cars bring water [...]
The height required to prevent water breaching over the termination of the waterproofing around the edge of decks or balconies is often not high enough to stop water entry from wind driven rainwater. Australian Standard AS4654 – 2012 ‘Waterproofing membranes systems for exterior use - Above ground level Part 2: Design and installation’ has [...]
(at least not the way you think it does) In the 2016 & 2019 NCC, there is a requirement for the waterproofing membranes used both internally and externally to comply with appropriate Australian Standards. AS 4654.2: Waterproofing membranes for external, above ground use is the standard for complying with Section F1.4: External above ground membranes. [...]
Karl Wootton Senior Technical Consultant/Director Some of you more distinguished members of the waterproofing community may say, “but we’ve always had them. We called them inverted roofs.” Yes, you could say that, but there is a distinct difference in the form they take and the thermal Insulation value they ultimately provide. Warm roof construction in [...]
