Installing Metal Roofing Over A Deck

If you have an existing deck it s possible to add a roof to it by installing additional supports.

Installing metal roofing over a deck.

First mark all the purlin locations on the deck joists. These roofs are usually easy to install over a deck or patio just make sure you re not breaking any local building codes. The best time to build a roof over your deck is during the construction of the deck itself. This is part 1 of a 6 part video series explaining how i installed a metal roof on my house.

Attach 3 by 3 foot sheets of tin to each section of the frame using 1 inch steel hex washer head screws and a cordless drill. Our experts can take care of all this and more. Lower than the purlin along the house 12 x 1 4 3. Install the purlin along the house and the outer purlin.

Place the first screw. Silva also demonstrates how to detail the roof edge and to flash the posts. There are tons of reasons to build a deck over a roof from creating a romantic outdoor breakfast nook off a second floor master bedroom to providing a second floor porch on a city house. Hardwood decking is then fastened to tapered pressure treated sleepers that rest on additional strips of epdm added to protect the roof from abrasion.

Although you can install corrugated metal roofing over shingles for the best foundation it is recommended that all the old roofing be removed. Discuss the following issues with your professional handyman during the deck roof design process. If the span under your deck is 12 ft for example the purlin at the outer end of the deck should be 3 in. In this video i cover measuring the roof figuring the metal th.

Then stretch a string between them. Work at a comfortable steady pace trying not to rip up or carry off too much old roofing at once. Install the roofing screws vertically along each rib in the panel. Here are 10 options we love.

Tie the tin roof into your existing roof using metal flashing available at any home supplies store. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. Remove the old roofing. A metal deck roof will add shade and make your deck or patio space more comfortable during the hot summer months.

Install tar paper on the plywood sub roofing and then follow up by laying the tin roofing down.