How To Felt A Roof Torch On Felt

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How to felt a roof torch on felt.

Despite it not being the stronger of the two felt roofing is still a reliable choice. This video walks you through the steps in installing and torching felt drips on a roof and making sure it sticks well to avoid water getting underneath. The correct process for a built up torch on felt system should comprise of 3 layers one base layer manually fixed to the roof usually nailed followed by one torch on underlay with the top finished with a torch on mineral cap layer. The felts are sold as a roll and applied using a blow torch which melts the back of the felt onto the surface.

Taking the time to properly prepare the sheathing will make all the difference in how quickly and easily the felt paper is installed. Including fibreglass roof kits torch on felt and liquid rubber products everything you need for flat roofing is in one place. Typical installations use a three layer system. It s reliable and robust.

Torch on felt bitumen system technology includes sbs and app modified torch applied roofing systems. Torch on roofing or torch down roofing as it is also known is a flat roof covering solution that involves three layers of modified bitumen felt melt welded onto the roof surface and each other with the use of a blowtorch to create an impenetrable waterproof seal. Preparing the roof for the felt to be laid laying the first underlay felt laying the second boded underlay felt and adding any gutter drips laying the top bonded layer of felt installing any verge edge and edging to any flashings and vertical walls complete the. Modern torch on felt roof.

The basics of these steps are. What is torch on roofing felt. Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary. Repeat this with each roll until the roof is covered overlapping each sheet by about 3 8 in 0 95 cm.

At the gutter edge should be what s known as a welted drip edge. Installing the roofing felt does take care but can go very quickly. Applying a iko 2mm torch on underlay followed by a iko 4mm mineral felt cap sheet www topgraderoofing ie. Perforated underlay a 2mm underlay layer then 4 5mm felt.

These thick layers of roofing felt are installed by heating the back of the felt with a butane torch and then carefully applying it to the roof. Roll modified bitumen roofing sheets over the entire roof. Systems are available in a wide choice of colours to best suit a project.