How To Seal Furnace Vent To Steel Roof

2 cut the tip of a caulk tube with a utility knife.

How to seal furnace vent to steel roof.

When the roof vent is leaking the actual cause must be identified first. Remove the rubber boot. Plenty more videos t. Slide the rubber boot over the pipe to check the fit.

Trim the flashing in the center of the rubber boot with a roofing knife so it fits snugly around the pipe. Given the most common causes is cracked or damaged rubber boot the most ideal solution is to remove it and replaced it with a new. Use the tar brush to apply a thin layer of tar to the edges of the hole. Some caulk guns have built in tube cutters that work.

Be sure to like and subscribe in order to help me bring you more helpful videos filled with tips and tricks i ve learned over the years. Brush away any dirt or dust from the area around the furnace vent that you will be sealing. This will help to create the initial seal between the metal roof and the vent mechanism. Use the knife blade to scrape the pipe clean and smooth.

Trace the outline of the base of the rubber boot onto the metal roof with a pencil. Other causes of leaking roof vent are including broken seams on the metal base loosen nails and rusty metal collars around the vent pipe.