step 1. check the drainage of the concrete patio. fill in any spots where rainwater pools with either self-leveling compound or a concrete topping mix. clean the area thoroughly, mix and pour your chosen material into the sunken area and run a strhtedge over the newly poured mix until it is level with the surrounding concrete.
homeone.com.au building forum outdoors outdoor living can u deck over existing concrete slab? back to outdoor living next topic previous topic. browse forums. outdoor living. can u deck over existing concrete slab? by greggles. so building the deck although time consuming wasn't too much of a challenge, but it was weeks
placing the joists directly over a slab on grade sog isn't a great idea. you'll trap moisture below the deck boards, along with all manner of organic material which will turn into a compost heap or sess pool.
building floating deck over ground and concrete slab i have an ugly as heck concret slab out the back of the house. it's 15 years old and just too small to bbq guests.
how to build a deck over an existing patio slab with low clearance. install the joists. lay the joists across the concrete perpendicular to decking. now you are ready to deck over the low-deck joist system as you would on any deck. determine how many joists to buy. plan a layout for the
deck over existing cement slab. usually when a deck is that low to the ground the hardscape options are always the best, from a durability standpoint. you want air flow under the deck and cross ventilation, so the framing and the under side of the decking will dry out. most synthetic decking manufactures like to have a 12' air space.
the clearance is far too low to have any kind of joist material below the decking boards. this means you will be laying decking boards literally on top of the concrete pad, resulting in potential problems. if you remove the existing patio or concrete slab, you will have an added 5' to build your deck
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how to build a decking sub floor over a concrete slab www.nonaildecking.com. decking sub floor over concrete and paving no nail decking. building a free-floating deck - duration:
lets look at the batten system to lay a good solid floor over an existing slab. lets look at the batten system to lay a good solid floor over an existing slab. how to build a deck 2 framing