You can spread a layer over the edges of the flashing where each edge meets the roof and chimney or you can coat the entire area.
How to seal chimney on metal roof.
Either way will be effective as long as the flashing cement is thick enough.
These are adhesive backed foam strips that conform to the profile of the metal roofing see illustration below.
How to flash a chimney pipe on a corrugated steel roof.
Bend legs up the chimney sides about 1 inch.
Some of the repellents will drip down.
Trim panels to fit around the chimney.
Sweep the metal roofing sheets of all dirt and debris with a push broom.
Fill the areas where the base flashing spans the flat portion of the roofing profile with the same closure strips that are used to seal off the metal ridge caps.
2 lay 6 inch wide butyl tape over all horizontally lapping end seams.
Fold closure 90 degrees and.
A do it yourself video detailing step by step how to flash a chimney with our metal roofing chimney kit.
Place the chimney where it would be related to the stove and mark the center of the chimney on the ceiling.
Apply butyl tape to the underside of the closure.
Panels above the chimney should be removed.
Apply a generous bead of roofing sealant around the base of the pipe with the caulking.
You have to start from the bottom and spray the sealant on the bricks evenly.
Trim the flashing in the center of the rubber boot with a roofing knife so it fits snugly around the pipe.
When installing a chimney for a wood stove on a metal roof you ll first need to assess the position.
Remember that all chimney flashings need to be masked off prior to applying the sealer.
Using a compass draw out the chimney s diameter.
Drill a small hole in this spot to mark the chimney s center.
Now pour the water repellent sealer into the low pressure sprayer and spray it evenly all over the chimney.
Position the tape with the release backing on the top.
