How To Build A Deck Over A Flat Roof Correctly

Some shed roofs are designed to be nearly flat.

How to build a deck over a flat roof correctly.

I am also planning to make a deck on my flat roof but i have some questions. The ceiling on the second floor is leaking now and i m pretty sure the deck isn t too. Framing the roof place the sleepers. Flat roofs are more susceptible to leaking than pitched roofs.

That means there are 4 slopes leading the rain or melted snow water to the drain. Always try to match the house roof pitch angle and overhang for your shed roof. I ll be reviewing the bison products pedestal and deck tile system on this episode of the build show. Some people also like the feel of having a higher deck roof so this could be an option you might want to look at.

A properly constructed epdm roof should last 40 or more years. When you start building your roof over the deck try and get some material that compliments the decking. I live in a home in nj 4a 5a climate zone border with a 3rd floor wooden deck over a a slightly pitched flat roof with conditioned living space below it. Inspect the roof to make sure it is in good condition and acquire any permits that may be required by the local zoning board.

The sleepers aren t fastened in place and the floor floats. Shed roofs project as a single plane roof pitched away from the house. Hi thanks for the interesting blog. Treat it with the same products to give it a similar finish.

Building a deck on a flat roof is neither difficult nor time consuming. It s best to build the wooden deck in removable sections for cleaning and maintenance of the rubber roof and repair of the membrane if ever needed. Two people can install a brand new deck in a weekend with little or no previous construction experience. Whenever i install decking over a roof i make sure the framing is structurally sound and properly pitched to drain water.

This deck was built about 7 or 8 years ago and is supported by 4x4 posts which are going through the roof and on top of the rafters on the second floor. So i will not be able to put the sleepers parallel to the slope. The thing is that the roof draining is through a hole in the center of the roof. You might want to use the same wood or something else.