Replacing A Roof Vent Pipe

Plumbing vent flashings are notorious spots for roof leaks.

Replacing a roof vent pipe.

The plumber made the inside connections later and either didn t have a 3 in to 4 in. Coupling handy or didn t want the hassle of making a proper connection. Existing pipe boot repair and preventative maintenance the perma boot is a gasket less two piece pipe boot repair system designed to permanently repair the most common type of roof leak the leak around the vent pipes that penetrate your roof. The plumbing vent also known as a vent stack helps regulate the air pressure in your plumbing system.

What is a plumbing vent. If you have a leak in the general area of a plumbing vent check the condition of the vent flashing. Just as drain pipes remove water and waste from your home the plumbing vent pipe also known as a plumbing air vent removes gas and odors it also allows fresh air into the plumbing system to help water flow smoothly through the drain pipes however no water. Pipe through the roof sheathing before the roofers came so they could flash the vent into the shingles.

Look for rust holes or gaps around metal vents required for cast iron waste lines.