3 Layer Felt Roofing Details

Hi if your roof was a low moisture area eg a sunroom patio room lounge the a 3 layer system is acceptable made up of 1 layer 2mm tack on layer nailed every 6 the a secondry layer smelted on to the nailed layer then a layer of mineral surfaced layer then all welted drip completed in mineral layer.

3 layer felt roofing details. Today s modern 3 layer felt roofing systems have developed to give both flexibility and durability in an increasingly diverse weather environment tried and tested and improved upon to give the client full confidence over many years with life expectancy in excess of 40 years. Start at 1 end of the roof and unroll the bitumen to the other end. Components of a flat roof. A flat roof is a multi layer construction typically comprising of the following elements.

Flat roof components. Roofing underlayment or felt protects the roofing from any resins that bleed out of the sheathing. The sequence of laying a felt roof is. M k roofing 20 160 views.

In short any roof covering that can make a flat roof waterproof in one layer unlike roofing felt with its 3 layer system for instance. Laying the first nailed layer of underlay felt. Roll modified bitumen roofing sheets over the entire roof. Installing any gutter drips.

Fitted using a blowtorch the 3 layer felt roof system benefits from being more stable than the older methods. This can include epdm rubber and fibreglass talked about above but commonly especially in the trade and in this article it refers to pvc tpo tpe and pib. Roofing underlayment or felt helps prevent unevenness in the roof sheathing from telegraphing through the shingles. Roofer dublin roofing 439 876 views.

Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary. The 3 layer felt roof system is also versatile when it comes to appearance. Roofing underlayment or felt is usually required for the ul fire rating to apply since shingles are usually tested with underlayment. Waterproof membrane with a protective covering this should prevent water reaching the roof structure and the room below.

You can explore our product ranges here and request further details. M k roofing al74 new flat roof double layer black mineral torch on felt duration. Laying the second bonded layer of underlay felt. Iko manufacture and supply a wide range of roofing solutions for varied applications.

Torch on felt roofing duration. Laying the top bonded layer of top sheet felt.