How To Install Waterproof Membrane On Roof

This is thermoplastic can be welded and reshaped by thermal heat.

How to install waterproof membrane on roof.

Cleaning priming treatment of details main coating application and inspection. A typical application of liquid applied roof membranes consists five main steps which should all be treated with utmost importance following the product manufacturer instructions. It is important to use only high density insulation or densdeck under the membrane. When building a new building where below grade structures may be at risk for water intrusions such as basements elevator pits or underground garages waterproofing is essential to keep these areas dry.

When the slope is rather steep 3 12 25 and above it is best to mechanically fasten the membrane by adding roofing nails to the horizontal overlaps every 12 in 30 cm before covering them with the next membrane strip note. Cut and layout material apply recommended adhesive and roll. 6 products 1 2 o c plan roofing and sealing membrane ecb o c plan is a synthetic roof and waterproofing membrane made from the material ecb ethylene copolymer bitumen. Membrane roofing installation labor basic basic labor to install membrane roofing system with favorable site conditions.

You should only use an 80 mil membrane because thinner membranes have a high risk of tearing. Install the membrane horizontally starting at the bottom of the slope. Next lay the breather membrane parallel with the roof eaves normally when installing breather membrane the printed side should face outwards. Clear roof surface of debris.

O c plan is available in different thicknesses with central glass fleece reinforcement with or without polyester fleece backing with one sided or. Seal edges and all roof penetrations. Projex recommends wolfin cosmofin membrane systems for roof waterproofing because these products are not affected by ponding or pooling water. The first step in waterproofing a roof is cleaning of the.

Here is an article describing the installation of sheet applied waterproof membrane. All nails must be covered with a membrane. Make sure the bottom of the membrane is overlapping the eaves support tray or uv resistant membrane by at least 150mm but not by so much that it will still be exposed when the roof tiles are laid.