How To Seal Skylights In Metal Roof

Without removing the metal frame and replacing the seal we can make a transition that will never crack again.

How to seal skylights in metal roof.

The good news is that if you are considering a metal roof for your business adding skylights is never out of the question. Make sure that the space between the edges is completely sealed with the roof cement. Depending on the location of the leak you may need to. Use roofing cement can or tube to seal any gaps or holes in the flashing.

Watch this video on how to seal between the glass and metal frame of an old style skylight. Align the grooves on the skylight fins with the grooves on the corrugated roofing. Now apply more cement to the edges of the shingles which are intersecting with the next shingles in place. Place the skylight unit on the roof at the desired location.

A skylight in a metal roof must be curb mounted in order to be properly flashed. It cannot be flush mounted. Now place the cement at the edges of the shingles which are joining with the skylight. Apply 100 silicone caulking tube to seal leaks around the skylight lens.

Use a trowel to smooth the cement over the entire area. Yes you can put skylights in a metal roof. The seal between the glass and metal frame is what deteriorates and then cause the skylight to leak. Lift up on the side of the flashing that sits flat on the roof and squirt cement underneath.

They re also a complementary combination because it s relatively easy to place skylights where you want them with a metal roof and it s also much easier to seal skylights to prevent leaks. Mark an outline along the outer edges of the fins. Replace or repair the metal flashing around the frame of the skylight. Repairing a skylight with metal frame.

Skylights and metal roofs are an excellent combination metal is a sustainable material so it s already got a lot in common with skylights. Flashing a skylight may involve sealant as one line of defense against water infiltration but above all there must be good flashing.