Fix Aluminum Roof Leak

Isolate areas when you run the hose.

Fix aluminum roof leak. Answered 7 years ago by lcd. Improper roof slope first and foremost make sure that a roof has a sufficient slope for a metal roofing system that has developed a leak. If a leak is difficult to find enlist a helper and go up on the roof with a garden hose. Missing sealants metal roof sealants that are.

You will find that most metal shingles roofs require a minimum slope of 4 12 or four inches of rise for every 12 inches of roof run. Dig out any cracked or dry caulking that isn t properly sealing adjoining surfaces and replace with silicone caulk. Use a piece of similar style corrugated roofing to patch holes. Metal roofing screws roofing screws are responsible for the majority of leaks on metal roofs.

If all the seams are leaking i would say it was built without the proper gaskets in the first place. Tools you ll need extension ladder nail bar and hammer aluminum screw nails 1 1 2 inch measure your nails first cordless drill with screw tip attachment galvanized steel screws 1 inch measure your nails first wire brush urethane roof cement plastic putty knife metal roofing base coat. I don t think you will be happy with a seam sealer job i would recommend a roofer remove the panels and reinstall them with proper seam gaskets otherwise leak repairs is likely to be a perennial issue. Replace any missing or rotted siding above the step flashing on dormers.

The sheets are commonly overlapped at the joints and deterioration of the material at the location of the bolts holding the panels in place can cause leaks. Typically these metal roofs are found on larger pre engineered metal buildings. Open a container of roof cement. Start low soaking the area just above where the leak appears in the house.

For example soak the downhill side of a chimney first then each side then the top on both sides. Cut the piece large enough to cover the hole and 6. Carry the tools and brushes to the roof in a tool belt and include a paint can opener. These larger structures are more costly to design with a steep sloped roof assembly.

Consult a professional regarding additional suggestions and. Check the joints of a corrugated metal or plastic roof. These roof systems are capable of holding water without the roof system leaking. Step 2 use a polyurethane sealant and apply it around the boltholes on the underside of the panels and allow to dry.

More often than not if you have a leak in your metal roof a metal roofing screw is the culprit. Stack flashings another area very prone to leaks on a metal roof is the area around stack flashings.