How To Cover A Flat Roof

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.

How to cover a flat roof.

We would recommend a different covering such as grp fibre glass. You can apply these fills in combination with a liquid asphalt roof coating that protects and waterproofs the roof. Water cannot slide off flat roofs like sloped roofs but a simple solution exists to resolve this problem. Orient the spade at a 30 to 40 degree angle to the roof and start thrusting a spot in the middle of the roof.

The flat roof is torch on bitumen with torch on flashing this roof has been patched repaired previously torch on felt roofs have an approximate life span of 10 12 years merely as a covering. This type of application is ideal for flat roofs made of asphalt metal or concrete. Plies are the layers of felts fabrics and mats that make up roofs. 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.

The proper covering of a flat wood roof ensures it stays free of leaks and rot. Flat roofs are not actually flat there must be at least a 10 gradient to allow rainwater to flow off the roof. How to cover a flat wood roof. 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.

Let the rest of the tarp hang off the lower border of the roof that overhangs the wall known as the eave. The construction and built in drainage system of a flat roof is its first line of. Applying two coats of elastomeric coating protects the roof from water and also insulates the material preventing loss of heat from inside the building. Lay the tarp out flat over the roof.