How To Use Roof Membrane

If needed tape the cut out sections to the penetration to prevent them from folding back down.

How to use roof membrane.

On roof valleys ensure the breather membrane is extended by a minimum of 300mm on each side measured from the centre of the valley. First and foremost roofing membranes exist to prevent water from leaking into your home. However not every material that prevents leaks can be considered a membrane. Cleaning priming treatment of details main coating application and inspection.

Position the epdm membrane. Use the measurements to calculate how many sections you will need to cut out in order to complete the project. It is used to create a watertight roof covering to protect the interior of a building. Membrane roofs are most commonly made from synthetic rubber thermoplastic pvc or similar material or modified bitumen.

Try the pieces of rubber on the roof before using any adhesive to check that they all fit. They are usually installed with thicknesses anywhere from 30 to 60 millimeters. Membrane roofing is a type of roofing system for buildings and tanks. The purpose of roofing membrane.

Cut the membrane and turn it so that it folds up against the penetration. You might need to cut more pieces of rubber or trim existing ones. Membrane roofs are most commonly used in commercial application though they are becoming increasingly common in residential application. Roofing membranes are also categorized by thickness in millimeters.

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. For example many roofs today are protected from the elements by a few layers of asphalt. Roof penetrations around chimneys soil pipes etc. At abutments the underlay should be turned up by at least 100mm this will create a secondary water resistant barrier.

All successful liquid applied membrane applications require superior adhesion. Leave the material for the next 20 30 minutes to let any folds or creases fall out. For round penetrations cut the membrane with an asterix shape to create flaps to fold upwards.