Disadvantages of a flat roof.
How to do flat roof using torch on.
Watch this video if you want to learn how to use a propane torch on a flat roof.
Make sure you choose something compatible with torch down roofing.
However even with the most durable flat roof system you have to make sure to maintain and inspect your flat roof regularly.
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.
This video shows you how to use a torch and also tar to make a repair on a modified bitumen rubber flat roof.
In a two layer torch down roof the system is complete at this point.
Do not use roofing cement or tar from home depot or a hardware store.
Tutorial on the proper torch application techniques.
Move the nozzle across the flashing to coat them in an even opaque layer of primer.
To apply the primer hold the spray nozzle about 6 in 15 cm above the flashing.
You will also find liquid primers.
Do not paint the roof with silver coating in the hope that it will seal the leaky area.
Do not use silicone caulking.
The top membrane sheet to a torch down roofing system is a smooth cap sheet.
Flat roofs are more prone to pooling water and piling snow as well as built up debris.
When the two layers are pressed together they form a seal.
Do not smear tar all over every seam and likely place you thought it could leak from.
This will help you get started and you will also learn some tricks.
Applying a iko 2mm torch on underlay followed by a iko 4mm mineral felt cap sheet www topgraderoofing ie.