New Construction Liquid Applied Roof Over Light Weight Concrete

Pure aluminum pigment flakes.

New construction liquid applied roof over light weight concrete.

In lwic applications the eps board is set in a slurry coat of lightweight concrete and allowed to set up for up to 24 hours. From a practical standpoint a vapor retarder of less than 0 01 perm is effectively a vapor barrier almost no moisture passes through to the roof system above. I used this mix for the cladding over the fire bricks on my bread oven. Meets the requirements of astm d 2824 type iii asbestos free use.

Roof systems limtied showroom corner of carlos wrightson road woodbrook port of spain trinidad and tobago. Liquid applied roofing membranes fluid applied roofing membranes are monolithic fully bonded fluid based coatings that have the capability of being fully or locally reinforced in transitional areas on a roof. Black dries to a reflective silver color features. These liquid applied membranes also known as fluid applied membranes can be applied over various substrates such as concrete brick wood mod bit tpo pvc epdm and many other surfaces.

The coating cures to form a rubber like elastomeric waterproof membrane and may be applied over many substrates including asphalt bitumen and concrete. A liquid applied roofing system consists of multiple components that come together to form a fully adhered seamless and self flashing membrane. Components include liquid applied coatings and mesh membranes to create a true liquid membrane system that preserves and protects the integrity of the building. Weight of the concrete mixtures range.

Liquid applied membrane lam is a monolithic fully bonded liquid based coating suitable for many waterproofing and roofing applications. Used as a protective reflective coating over built up sbs and app modified bitumen roofs and approved substrates. Hyper tufa is mixing portland cement not concrete together with peat moss for a light weight mix makes great pots and bricks for garden borders. These cells may account for up to 80 of the total volumne.

This method is shown in the image above. Suitable in the production of cellular lightweight concrete. One part aluminum pigmented roof coating. Concrete is formed by mixing the liquid cement paste with predetermined qualities of aggregate.

Ss dpd penetrates up to 4 into concrete to fill in the matrix and create a vapor barrier. Ss dpd is a low viscosity liquid sealer that is applied to exposed concrete with a hudson style sprayer. The lightweight concrete is then poured over the eps on the following day. Lightweight concrete can also be applied as a topping slab over structural concrete decks.

The midwest roofing contractors association mrca is advising a vapor retarder of less than 0 01 perm is necessary over new concrete roof decks. Metal corrugated and tin.