Mineral Felt Flat Roof

Felt is laid on a flat roof to help keep the roofing system waterproof.

Mineral felt flat roof.

About roofing supplies stock supply sbs torch on mineral finish cap sheets by manufacturers such as chesterfelt used as the top layer in a traditional three layer built up felt roof using a venting perforated base layer glass fibre base intermediate layer followed by a final mineral capping layer. Click and collect is available or enjoy free uk delivery on selected orders over pound 150 excl. The product can be used as a waterproofing coating on asphalt fibre cement sheeting concrete and bituminous roofing membranes. Bituminous felt is a form of waterproof sheeting that is used to cover flat roofs or as an underlay beneath slate or tile roofing.

Two layered felts are used. Check to ensure the roof is in good enough condition to walk over. 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. Step 1 prep work.

Make sure the roof is clean dry and that all nail heads are flush with the deck. The underlying deck must be constructed of moisture tolerant materials such as 18mm wbp plywood or suitable chipboard stirling board on treated timber joists. The topmost cap sheet mineral finish will protect from harmful uv rays of the sun. This material was used in the construction of many semi detached houses with garages extended bay windows and porches during the.

A gas torch is used to lay the felt on the flat roof. Roofing felt is essential to ensure your outbuilding is ready for all weathers by providing a waterproof cover to the building s roof. Discover our range of flat roofing materials. Grant findley of findley roofing and building explores why you should consider using epdm rubber membrane on your flat roofing projects.

For over half a century and right up until the early 2000 s mineral felt had been at the forefront of flat roofing in the uk. Ikopro solvent free water proofer is an easy to use bitumen based emulsion for roofs. For homes these three layers are used and for garages sheds etc. Ideal for an apex flat or pent roof shed felt and roofing membrane are durable and perfect for a newly built structure or to re cover existing roofing material.

Here are simple steps to get you started. We would recommend a different covering such as grp fibre glass. While laying felt is not an easy job it can be done by anyone who has the patience to deal with it. The substance itself is made from bitumen which comes from the distillation of crude oil that has been either mixed with sand or crushed limestone.