Installing Metal Roofing Over A Deck

Tie the tin roof into your existing roof using metal flashing available at any home supplies store.

Installing metal roofing over a deck.

A metal deck roof will add shade and make your deck or patio space more comfortable during the hot summer months. This will ensure a waterproof seal at the junction of house roof to deck roof. Here are 10 options we love. Install the purlin along the house and the outer purlin.

If the span under your deck is 12 ft for example the purlin at the outer end of the deck should be 3 in. These roofs are usually easy to install over a deck or patio just make sure you re not breaking any local building codes. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. Work at a comfortable steady pace trying not to rip up or carry off too much old roofing at once.

Then stretch a string between them. Place the first screw. Silva also demonstrates how to detail the roof edge and to flash the posts. 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. Lower than the purlin along the house 12 x 1 4 3. Screw the steel hex washer head screws into the tops of corrugated waves of tin roofing material to prevent leaking through screw holes at the bottoms of the waves when rain runs down the roof. This is part 1 of a 6 part video series explaining how i installed a metal roof on my house.

Remove the old roofing. In this video i cover measuring the roof figuring the metal th. 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.

First mark all the purlin locations on the deck joists. The best time to build a roof over your deck is during the construction of the deck itself. Our experts can take care of all this and more. Install tar paper on the plywood sub roofing and then follow up by laying the tin roofing down.

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