Metal Roof Pipe Flashing Installation

Slide base stack flashing over penetration.

Metal roof pipe flashing installation.

Clean penetration using appropriate cleaner from roof deck to 8 high. Use your feet to flatten the flashing down over the contour of the roof. The metal i m using is called crinkle black i purchased all my materials at h. A quick step by step guide on how to flash a metal roof.

Slide the flashing over the pipe making sure that the flashing is closely sitting on the surface of the roof. Apply urethane sealant into pocket at top of flashing and tool for positive runoff. As the hole in the flashing is slightly smaller than the pipe you will be able to have a close fit around the pipe. Screw it down in a way that its fits tight over the humps of the metal roof.

Step flashing on roof peak. If there are gutters installed on the eaves the eave flashing should be installed to overhang the lip of the gutter by about 1 2 inch. Place corner pieces where panels will meet bends at the edge of the roofing. All oatey flashings are rated for a minimum of 180 f continuous heat and approved for type b installations.

Push your pipe flashing firmly into place. Use your finger or a tool to smooth the silicone around. Roof shingle over step flashing. It s typically made of thin pieces of impenetrable material which inhibits water leaking around the chimney preserving the building from moisture and mold issues.

After screwing it down securely do another bead of silicone around the edge also put some silicone on all the screws as well. Today oatey flashings are used in commercial and residential applications where a water tight seal around plumbing vent pipe or outside wall penetrations is required. Step 4 nail it in using your hammer nail each side of the flashing to the roof so that it is securely fitted. Install remaining screws one inch on center around the perimeter of the pipe flashing.

Insert backer rod between penetration and flashing and push down approximately 3 8 to form a pocket. If you do not wish to form your own corner flashing you can buy pre bent pieces and cut them to size or use a piece of corrugated aluminum which is easier to bend. Use 1 1 4 inch nails to cover the outline of the roof with strips of metal eave flashing also called edging. Metal roof stove pipe flashing flashing is a method of weatherproofing the base of a chimney.

Bend the corner flashing tightly around the corner. Flashing is often made of metal which is the norm on a metal roof. How to flash a metal roof. Install a second screw on the high seam at the opposite end of your first screw.

In this video i cover installing a roof boot for a vent pipe in a metal roof.