How To Install Metal Roofing Over Deck

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.

How to install metal roofing over deck. Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are. Here are 10 options we love. Let the epoxy set leaving it overnight will assure that it is rock solid and then add the anchor bolt anchor washer and nut and tighten. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof.

The project illustrated here was a complete teardown and rebuild so i framed the roof with 2x8s spaced on 16 in. Repair any rotted sections of plywood before installing the metal panels. Space the screws about 12 in 30 cm apart. Sweep the plywood clean of all dirt and debris with a push broom.

Be sure the larger edge is laid so that the small edge of the next panel will overlap it. How to apply metal roofing over plywood step 1. Blow out the dust fill the hole with epoxy and insert the rod to the required depth. Typical decks are designed to support 55 psf lbs per square foot.

Adding a roof over a deck. Inspect the plywood for damaged areas. Whenever i install decking over a roof i make sure the framing is structurally sound and properly pitched to drain water. A metal deck roof will add shade and make your deck or patio space more comfortable during the hot summer months.

Building a roof over a deck turns this area into the best possible outdoor living space. Use your neoprene washer head screws to secure the metal to the sheathing. Place the first screw. Install the roofing screws vertically along each rib in the panel.

Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch. Building on an existing deck. Porch decks require 25 additional psf for roof loads for a total of 80 psf. Centers supported by a beam and a ledger as on most decks.

It provides shade and keeps your family dry during wet weather. Check local building code to see if you can attach a patio roof directly to your deck. It adds to the aesthetic appeal of the space. Remove all unused vents pipes and protrusions.

These roofs are usually easy to install over a deck or patio just make sure you re not breaking any local building codes. For exposed fasteners avoid over tightening the fastener.