How To Cover A Flat Roof

Applying two coats of elastomeric coating protects the roof from water and also insulates the material preventing loss of heat from inside the building.

How to cover a flat roof.

You can apply these fills in combination with a liquid asphalt roof coating that protects and waterproofs the roof. Remove the plies of the flat roof by thrusting into them with a spade. Lay the tarp out flat over the roof. How to cover a flat wood roof.

Cover the application with gravel or tar to fit the existing roof composition. Plies are the layers of felts fabrics and mats that make up roofs. Always stand on a firm section of the roof and wear long pants long sleeves and safety glasses. Lay the tarp across the roof so that at least 4 feet 1 2 m lies on the sloped part of your roof on each side known as the peak.

Orient the spade at a 30 to 40 degree angle to the roof and start thrusting a spot in the middle of the roof. This type of application is ideal for flat roofs made of asphalt metal or concrete. Let the rest of the tarp hang off the lower border of the roof that overhangs the wall known as the eave. If your flat roof structure isn t built properly it doesn t matter what kind of a flat roof covering you choose rainwater will pond and eventually leak inside your home.

The proper covering of a flat wood roof ensures it stays free of leaks and rot. We would recommend a different covering such as grp fibre glass. The two materials most widely used to cover flat roofs are traditional bitumen based roof felt and a tough butyl rubber based material which is more flexible than roof felt and will not degrade following long exposure to sunlight another advantage butyl rubber has over felt is that it can be laid over an old felt roof. Flat roofs are not actually flat there must be at least a 10 gradient to allow rainwater to flow off the roof.