How To Install Decking On Flat Roof

Can you put a deck on a flat roof.

How to install decking on flat roof.

Years of neglect and lack of gutter coverage above the deck had destroyed not only the deck but a window and the sidewall as well. This wooden deck was built over her screen porch and on top of a flat roof. Framing the roof place the sleepers. Whenever i install decking over a roof i make sure the framing is structurally sound and properly pitched to drain water.

It s not really flat. Fit the side drip edges over the roofing felt while the bottom drip edges should be fit under. The sleepers aren t fastened in place and the floor floats. Read through our guide to constructing flat roofing to ensure you re aware of the potential costs the materials required and the process involved.

Cover the roof of the shed with roofing felt making sure the strips overlap at least 2. Install the 14 inch pieces as braces throughout the joists with a staggered row extending across the center of the deck. If it is use a hammer to tap the joist into the correct position and nail in place. Strips of 4 in wide epdm provide a layer of protection between the sleepers and the roof.

It s pitched 1 4 inch per foot but without a spirit level you can t really tell. Building a deck over a flat roof is very similar to building a deck over a concrete patio. The value of a roof deck. Place the deck planks every 6 inches which will leave a small gap between each plank.

This will provide the surface for you to attach the decking. Secure the tar paper to the plywood sheets with roofing staples. In addition cut a 12 piece for the top ridge.