Using Metal Roofing Under Deck

For a house roof the recommended minimum slope is 2 5 vertical inches for every horizontal foot but a nearly flat roof is fine for under deck installations.

Using metal roofing under deck.

It s made of a sturdy vinyl coated electro galvanized steel and has a 15 year warranty. Used as shade cover on. Get double duty out of your metal roof with this free standing car port. The existing deck is 12 x36 and i will be sloping the short side.

Traditionally metal roofs have used standard 30 pound felt paper underlayment. Solid decking should be used with non structural style panels such as mbci s craftsman series small batten panels. Use it to keep your car protected from the elements or use it to add some shade to your outdoor living area. Step 2 install a wood support structure for your panels screwing a row of 2 by 4s running parallel to your wall every 2 feet along the underside of your deck.

For many applications a layer of plywood underneath your metal roofing is an unnecessary expense. Installation was pretty easy. Round up the materials for an under deck drainage system. Rune bought corrugated fiberglass panels at a home center to use for his under deck roof.

He attached the panels with special roofing screws that have hex heads and neoprene washers for sealing. The panels he used are 26 in. Right now my intention is to. Wide and 12 ft.

The first goal of roofing underlayment is to keep the roof deck dry before installation of the metal roofing material. Underlayment must also act as a secondary weather barrier in case the roof fails. A solid deck substrate may consist of panels solid sheets or closely spaced deck members made of wood metal or composite materials to which the roof membrane is applied.