Roofing felt is one of the oldest available options and advances made in the past decade or so have begun to move more towards the torch on approach.
Flat roofing torch on felt.
Repeat this with each roll until the roof is covered overlapping each sheet by about 3 8 in 0 95 cm.
Follow the 10 steps below in order to felt a flat roof.
Torch on felt roofing simply describes the method in which the material is applied.
There are many different types of flat roofing systems available each one with their own pros and cons.
Typical installations use a three layer system.
At roofing superstore our choice of flat roof materials includes everything you need to create a long lasting weather proof flat roof that performs and looks good too.
In terms of materials please note that there are several different weights for the roofing felt.
Roofing felt is one of the more popular and traditional methods of creating a flat roof.
It s reliable and robust.
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.
Roll modified bitumen roofing sheets over the entire roof.
Made from bitumen which is widely known to have fantastic waterproofing properties torch on felt is typically layered to ensure properties are completely protected against the elements.
Torch on felt is generally used in combination with fibreglass underlay and plywood to create reliable durable and weathertight flat roofs.
Including fibreglass roof kits torch on felt and liquid rubber products everything you need for flat roofing is in one place.
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.
Perforated underlay a 2mm underlay layer then 4 5mm felt.
Modern torch on felt roof.
Despite it not being the stronger of the two felt roofing is still a reliable choice.
However it wasn t particularly long lasting or durable so torch on felt was created.
Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary.
This guide will use the more durable 30 roofing felt although you can use 15 felt.