How To Install A Roof Jack

Carefully pry up the shingles around the roof jack using a flat pry bar.

How to install a roof jack. Apply caulking compound on underside of roof flashing to form a continuous strip at least 3 8 wide around the underside of the perimeter of the flashing see figure 20 or figure 21 page 13. Secure plank image zoom slip whichever size board usually a 2x8 inch or 2x10 inch will fit snugly into the jacks. Prepping installation carefully place a ladder by the side of the roof and make sure that it is stable and. How to install roof jacks step 1.

Pry up the old jack and remove it by pulling it up over the vent pipe. Insert the telescoping roof jack assembly through the opening cut in the roof. Attach jack image zoom roof jacks provide a stable surface to work increasing safety and making it easier to. Remove any roofing nails and slide out the shingles.

Engage the flue pipe and the flue collar of the furnace. How to use roof jacks step 1. Step 3 nail the jacks securely. To replace a damaged roof vent jack on your home.

2 connect roof jack assembly to the furnace. Attach two jacks to the roof by pulling up a tab of one of the shingles sliding the top of the jack under it. Determine placement determine the best place to fasten your first roof jack. It is usually placed on the fourth.

Placing the first roof. Connect the combustion air pipe to the furnace collar with a sheet metal screw.