As with self leveling sealant you must first remove any old sealant flakes and give the roof a good scrubbing.
How to seal off roof.
Brush off any rust present on metal roofs as well.
Wash the roof thoroughly with an etching cleaner such as trisodium phosphate or tsp.
8 cut in or outline the perimeter.
Bryan shows us how to seal gaps in your roof.
Clear away any old flaking or loose seal coat with a stiff brush.
Set a ladder up to gain access to the fascia boards.
If your sunroof has any seams in the middle pour silicone into all seams.
How to seal coat a roof 1.
Once the roof is clean you can apply the fiberglass sealant with a paintbrush.
Position the ladder on firm level ground.
Rinse the roof thoroughly and.
Pour enough to cover the gap between the glass and the roof.
Here is a video on how to seal a flat roof permanent it does not required a lot of skills just time to let it dry completely hope it beco.
Use water and dish soap to clean the roof if you re using canned sealant.
Clean excess silicone from your sunroof with mineral spirits and paper towels within five minutes of caulking.
Caulk around the sunroof with the silicone.
Cut the tip on a tube of exterior waterproof caulk at a 45 degree angle.