The decision to repair unopened blisters has typically been left up to the judgment of the contractor.
Repairing blisters parts of roof.
If the torn part of the blister roof is annoying the raw healing base it would be worth cutting that off.
Repair of blisters on bur systems deciding whether to cut out and remove patch over to reinforce or simply monitor blisters is a judgment call.
Their arrival is usually a surprise their cause is often unknown and their removal is a lot of work.
This article provides some guidance on whether or not to repair blistered areas on different types of conventional low slope membrane systems.
Causes of blisters all conventional low slope roof systems experience blisters in some form.
Some characteristics that may determine the need to repair blisters are.
Excessive loss of gravel or surfacing.
Before you begin making your repairs identify all of the blisters across the roof.
Quality flexible roof repair products together with roof waterproofing coatings are the best solution to fix a roof lea.
In this bulletin we offer some ideas that may be helpful in dealing with blisters.
Before you start repairing a flat roof you need to drain the pond by swiping or mopping the roof.
How do you repair blistered areas.
With weather changes roof blisters may pop up on your commercial flat roof.
Moisture is a roof s biggest enemy.
Causes prevention and repair as weather changes from season to season it s important to keep up with your maintenance plan to keep your roof in working order.
Large areas of bared substrate should be spot primed with gacoflex e5320 2 part epoxy primer filler.
Blisters can frustrate anyone who works with roofs.
In general it may be preferable to leave them undisturbed.
Then you have to clean the problem area of any debris such as sand or gravel.
Clean area by solvent wiping with acetone.
Blisters in the coating can be repaired as follows.
Deciding whether or not to actually make any kind of repair is an important consideration as well and one that should be made by roofing experts experienced in the repair of commercial roofs.
But if you are going to do it yourself make sure your gear is not just clean but at least disinfected if not sterile.
Use a sharp knife to cut around the coating blister.
A roofing contractor should be contacted to add the sealer but you can repair the blisters first.
After that you are ready to slice open the roof using the aforementioned durable utility knife in order to cut through to the blistered layer without damaging the felt.
This means that blisters need to be repaired and the entire surface of the roof will need to be sealed.
Repairing roof blisters different membrane systems require different types of repairs for these blisters.
