Roof Jack On An Existing Roof

To replace a damaged roof vent jack on your home.

Roof jack on an existing roof.

It is adjustable from 27 to 47 when measured from the roof not ceiling to the top of the furnace. Roof jacks are used as boot flashing around pipes extending through roof. Secure plank image zoom slip whichever size board usually a 2x8 inch or 2x10 inch will fit snugly into the jacks. They can also be used to vent exhaust from kitchen and bath fans etc.

The outside pipe is 8 3 8 which fits over about an 8 1 4 pipe on the furnace. Roof jacks are nailed to the roof directly over rafters for strength. Slide the upper tab on the jack under the shingle so that nail hole in the jack is barely covered. This roof jack has an all weather crownfor a 3 10 or steeper roof slope.

Carefully pry up the shingles around the roof jack using a flat pry bar. If you are planning to fix or remodel your roof don t forget that before you even start your project safety comes first and you d better install those roof jacks. Slide a new roof jack sized to fit your vent pipe. How to use roof jacks on existing roof.

A roof jack is a plank used to create a stable flat surface for you to stand on while working on the roof. Installation instructions are included. Roof jacks are use for attic ventilation and protection from rain snow and debris. Pry up the old jack and remove it by pulling it up over the vent pipe.

Attach jack image zoom roof jacks provide a stable surface to work increasing safety and making it easier to. Lift up the tab of a shingle where you wish to install the jack. Remove any roofing nails and slide out the shingles. How to use roof jacks step 1.

The inside pipe is 5 1 8 which fits over about a 5 pipe on the furnace. A tool is here to make recessing in the nails left behind by roof jacks a breeze. Here is the list of steps on how to use roof jacks in order to get it installed and worked properly while you work. As roof jacks are easy to set up and remove they are ideal to use on various types of roofing project.

Steep slopes and unpredictable circumstances can make roofing work dangerous and risky.