Torchdown can be used to re roof tear off the existing roof and install a new system or recover install a ply of torchdown over an existing roof.
Is torchdown roofing hard to lay.
Type of rubber roof to use.
Next the contractor will put an overlay board in place.
In addition during the installation process of pvc we do not use an open flame.
This acts as a support surface to which the torch down membranes will adhere.
They both are good rubbers but it s the technique involved in installing them that will determine what makes the roof maintenance free.
There are mainly two types to choose from epdm or torch down rubber membrane.
The job was 15 sq.
There are roofs over 40 years old that are still in existence.
I swear they were going to take 2 days to complete.
I got there at 2 00 and they had 5 sq down tops.
I went over to the next job which was also a torchdown job friday.
However roofing professionals installing a hot mop system may be exposed to fumes longer and need to take precautions to protect themselves.
I had 5 guys there.
The roofing contractor this is a hard one.
Hope you like it.
Torchdown membrane comes in smooth and granulated sheets.
Repeat this with each roll until the roof is covered overlapping each sheet by about 3 8 in 0 95 cm.
Usually hot mopped is less expensive to install than torch down.
Not only is this a fire hazard but it is also very difficult for contractors to get insured.
Pvc is a superior alternative to hot tar or torch down roofing.
That s why its imperative you use a reputable roofing company to install your torched roof.
Torch down step by step some trick and tips on how to lay down a torch down roofing.
Install the overlay board.
Start at 1 end of the roof and unroll the bitumen to the other end.
Materials can be accidentally overheated and cause a fire that can quickly spread throughout the dry hot attic area.
Sheets of bitumen are rolled out onto a roof and a hand held propane torch is used to heat the material for adhesion.
The granulated cap sheets come in many colors some of which are energy star rated and qualify for the federal tax credit.
Bitumen roofing rolls can be large and heavy so get help carrying them up to the roof if necessary.
My lead guy was the only one torching and he was cutting.
A torch down flat roof is not scuff or tear resistant.
On top of the insulation your roofing contractor will lay down a vapor barrier.
There was only eave metal because there was a funny curb detail that the builder would be flashing.
Roll modified bitumen roofing sheets over the entire roof.
This one was new construction.
It s very easy to make a mistake while applying torch down materials to a roof.
Both types of roofing systems have similar lifespans though hot mopped systems are slightly less puncture and uv ray resistant.
This will help prevent condensation within the roofing system.