Underscreed
Waterproofing

According to AS 3740-2010 3.2 states where a tile bed or screed is used, the waterproof membrane shall be installed above or below the tile bed or screed. It all comes down to the assessment of the substrate when selecting the application method. Underscreed application is suitable for where movement of the substrate is substantial or construction joints exist.Underscreed waterproofing plays a vital role in protecting the building’s foundation and subfloor from water or moisture damages. PWSS underscreed waterproofing solutions have been applied to numerous projects and proven to be cost-effective and reliable.

Quality assurance in products and services offered by PWSS will ensure client satisfaction through the construction of the building. Our nominated products feature high elasticity to accommodate cracks in substrate. PWSS introduces products that are adhesive to various substrates. Not only to substrate, but also should be workable with nominated tile adhesives. Selecting the wrong products may lead to failure of the waterproofing system. PWSS team is happy to answer any questions in relation to product compatibility.

Thickness in applying underscreed waterproofing membrane could determine the durability of the product. Lack of supervision and quality control are often the root of this failure. When the membrane is too thin, it may not be able to sustain the stress and strain of heavy traffic above. PWSS accredited installers fully understand the requirements of each membrane. This should eliminate the hassle to redo the work and the possibility of delay when the product is not handled properly.