This will provide the surface for you to attach the decking.
How to put decking on a flat roof.
For smaller flat rooftop decks with lighter furniture plastic decking tiles are a great diy rooftop deck flooring option.
The specific requirements will vary from one location to another.
Much easier than even a home deck you just put them under there and screw them up the way you want them and they re there.
Installing deck on a flat roof tips choose what height timber batten to use paying close attention to the height of any existing door threshold.
Allow expansion gaps of 10 15mm.
Next you will need to install a watertight epmd rubber membrane over the top of the roof deck for protection against water infiltration in place of roofing materials.
Place the deck planks every 6 inches which will leave a small gap between each plank.
Push fit easyfix shoes at gaps of 400mm down the length of timber battens 8 per m2 recommended.
What s the difference between a regular roof and a flat roof and why does it require different material.
When a roof is flat it actually will have a very slight slope water is going to spend a lot more time in one place giving it more time to find a way underneath the roof.
A roof deck is almost certainly going to be required by law to have handrails.
Strips of 4 in wide epdm provide a layer of protection between the sleepers and the roof.
The key is in the word flat.
The sleepers aren t fastened in place and the floor floats.
Then you will install sleepers or flat 2x6s laid flat every 16 on top of the roof surface.
Well it s great that you don t have to penetrate the roof in any way.
Whenever i install decking over a roof i make sure the framing is structurally sound and properly pitched to drain water.
Install the 14 inch pieces as braces throughout the joists with a staggered row extending across the center of the deck.
Nail the planks in place.
Step 5 add handrails.