The value of a roof deck.
Deck over flat roof garage.
If your garage has a flat roof or if you re planning to build a garage that s next to your home but below the level of the main floor it s entirely possible to build a deck on your garage roof.
However i would highly recommend that you consider a that the epdm is lying flat on the roof subfloor without any sharp objects that can puncture the edpm once sleepers are laid over top and placed under load.
It s pitched 1 4 inch per foot but without a spirit level you can t really tell.
You can use 2x material laid flat or 4x material also as sleepers.
When installed properly as a floating deck a deck can sit on the roofing membrane.
We are primarily installing two ply modified bitumen flat roofing systems.
These decks are often referred to as floating as they are not secured in place as a stand alone structure.
They are merely placed on top of another structure.
A deck atop your garage may well save money compared to a deck build separate from your garage.
Otherwise one idea is to put another piece of material over your roof where you are placing the deck supports to help protect.
We are having a local contractor apply ib shield tan over our flat top roof above garage to use as a deck floor.
You can do a floating deck and is really your only option.
It s not really flat.
I ll be reviewing the bison products pedestal and deck tile system on this episode of the build show.
First you must make sure the roof is strong enough to support 55 lbs per square foot.
The garage is over 10 years old so the contractor will be installing a board or required product underneath it to protect it.
You can build a deck on a garage provided you have a garage with a flat roof or if you plan to build a garage that will be adjacent to the house but below the level of the main floor.
Depending on the roofing system you put down if you choose a rubber membrane with seams arrange your deck so nothing is covering the seams and weakening them.
Building a deck over a flat roof is very similar to building a deck over a concrete patio.
This wooden deck was built over her screen porch and on top of a flat roof.
When we do install wood decks over the flat roofs we ensure they are floating so that there is no punture or penetration of the rubber membrane.
