Pipe Jacks That Go Into The Attic

The lower half of the jack rests on top of shingles.

Pipe jacks that go into the attic.

If any nails are not covered by shingles cover the heads with roofing cement. There are pipe boots installed on plumbing vent pipes that penetrate through roofs. It is a vertical pipe attached to a drain line and runs through the roof of your home. Gibraltar building products 1 4 in.

Slip the jack under the roof shingles at its upper half. Rather than rip out my interior to put new pex pipes in i ran two 3 4 inch pex risers up inside my chimney chase from the basement all the way to the attic. To anchor the jack lift up some shingles and drive roofing nails. Vent caps provide protection from rain snow and debris.

Roof jacks fit over plumbing vent pipes that protrude through the roof to keep them from leaking. Venting is required in a plumbing drain system to maintain atmospheric pressure in the pipes. It also allows fresh air into the plumbing system to help water flow smoothly through the drain pipes however no water runs through the plumbing vent pipe. Roof jacks are used to receive and cover venting duct pipe from kitchen and bath fans and for attic ventilation.

Poke the vent pipe up through the rubber flange. From there i located the top wall plates and dropped half inch lines off the 3 4 down into the walls for the bathrooms. This is true whether the roof is sloped or flat but the type of pipe boot depends on the type of roof. Without proper venting flowing water creates negative pressure.

Oatey 1 1 2 in to 3 in x 15 in plastic vent and pipe flashing. Squirrels can damage the jacks by chewing on the soft lead covering to sharpen their teeth. Oatey retro master roof flashing 1 4 in to 4 in x 8 in epdm rubber vent and pipe flashing. If you have squirrels in your area there is a good chance the lead roof jacks on your home need to be replaced.

There is also the possibility that the vent pipe can become clogged by leaves debris animals ice or snow allowing for the possibility of gases and odors to enter your building. Our strong steel design provides maximum leak protection with a press sealed built in roof flashing. Aluminum base vent pipe flashing with adjustable rubber collar in black. The vent stack is the pipe leading to the main roof vent.

Tying in to a plumbing vent stack.