How To Torch On Roofing Felt

At the gutter edge should be what s known as a welted drip edge.

How to torch on roofing felt. 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. Watch this video if you want to learn how to use a propane torch on a flat roof. You will also find liquid primers. In a two layer torch down roof the system is complete at this point.

To apply the primer hold the spray nozzle about 6 in 15 cm above the flashing. This will help you get started and you will also learn some tricks. Make sure you choose something compatible with torch down roofing. When the two layers are pressed together they form a seal.

Check the label on the primer before purchasing it. The top membrane sheet to a torch down roofing system is a smooth cap sheet. As it is rolled out the roofing professional will use a torch to heat the bottom of the cap to the top of the base sheet.