Waterproofing Procedure For Roof

The third step is the.

Waterproofing procedure for roof. All successful liquid applied membrane applications. Once applied use strong pressure to ensure a firm seal. The waterproofing envelope should cater to protecting the parapet walls as well. Materials shall be stored in a cool and dry place and avoid putting in direct sun.

The surface of the base slab shall be thoroughly clean dry. Following cleaning priming of the surface is designed to improve the adhesion of the membrane. Bituminous coating asphalt coating is made of bitumen based materials. Method statement for roof waterproofing system procedure for water proofing.

In the case of existing treatment the coating on the slab top shall be removed and surface cleaned by hard wire brush and washed with water. Roof waterproofing requires the concrete structure to be adequately protected and a sloped surfaces provided for effective drainage of water. Add seam tape on the exterior roofing to prevent water seeping in. Polyurethane liquid membranes in separate grades for trowel roller or spray are also available from various manufacturers.

Primers also aid to. Liquid waterproofing membrane can be of a spray applied liquid layer composed of polymer modified asphalt. Light weight screed foam concrete. Add seam tape on the exterior roofing to prevent water seeping in.

In the case of a new slab to be cast the surface of the concrete must be roughened by scraping. Procedure of brickbat coba waterproofing 1.