This roof type is easier to install over large surfaces and is the most common choice for commercial, industrial and institutional buildings. . Underneath the basics, flat roofs are usually constructed with a ceiling, nailed to joists which support a deck (usually wood in residential construction), a vapor barrier, insulation and a..
There are tons of reasons to build a deck over a roof, from creating a romantic outdoor break- fast nook off a second-floor master bedroom to providing a second-floor porch on a city house. No matter the reason, the keys to a long-lasting deck above a living space are the same: a reliable roof membrane and details that..
Fortunately, modern materials for covering flat roofs have improved considerably over the past two decades; some carry warranties of up to 20 years, approaching those for sloped roofing. "If you build and flash one rightand keep it cleana good flat roof won't leak," says TOH general contractor Tom Silva, who had seven..
Warm Roof. In a warm roof construction the principal thermal insulation layer is located above the structural decking, resulting in the structural deck and support structure being at a temperature close to that of the interior of the building. It is necessary to incorporate a vapour control layer beneath the insulation in order to..
May 22, 2013 . How to rebuild a rotted deck on a flat roof. A client recently . This wooden deck was built over her screen porch and on top of a flat roof. It's not really . Care was taken to prime the end grain of the clapboards; to install rubber flashing at all vertical seams; and to use only stainless steel fasteners. We were..
Oct 5, 2017 . It will not accelerate wear and tear if you install a proper system made to be above flat roofs. There are a number of manufacturers. It's more complicated than just sticking stuff on the roof but not crazy expensive. Decks are required to be designed to 10lbs/sqft dead load and 40 live. Whether your roof has to..
I have a customer who wants me to redo the deck over a flat roof. The original builder pitched the roof toward the house yes to the house . They now have leaks.. Ok he is my thought. My roofer is
Aug 19, 2012 . Before we look at how to build a deck on a flat roof, here's an example of what not to do - As debris settled into the cracks of the gravel roof it became a muddy sponge, and the . I would slope the waterproof(EPDM) decking and then taper the sleeper as shown above to offset that slope, is that correct?Building A Roof Deck - A Concord Carpenter
Roof Deck Construction. This article, Building a Roof Deck was inspired after a client recently asked if I would replace her badly worn out roof deck. This wooden deck was built over her screen porch and on top of a flat roof. It's not really flat: it's pitched ¼' per foot but without a spirit level you can't really tell. Years of neglect..
Aug 8, 2017 . Since most roof decks are floating structures that sit on top of flat roofs, it's crucial to weatherproof the roof below the deck to prevent water from seeping into the home. You'll need to install a waterproof rubber membrane over the surface where you intend to build the deck. Then, install sleepers, or 2×6..
Oct 23, 2017 . Roof Deck Cost, Installation Tips, Best Decking Materials. Deck on a flat roof On average, 300 sq.ft. of roof decking costs $800-2,800 to install, depending on the material you .. The roof above is 3 ply mod-bit thick bitumen membrane, that is very puncture resistant, but cannot stand up to ponding water
Our rooftop deck photo (above left) shows how the installer provided for future cleaning of debris accumulating below the nearly-flat roof deck. But it is the choice of roof membrane and how the deck panels are supported so as to avoid damaging the membrane that make a rooftop deck work . or not. Continuing as detailed..
If that is the goal of a flat roof, a modified bitumen roof would require an extra build up and product application to create useable deck space. . See how one asphaltic tar-over-concrete roof deck was transformed into an attractive, low-maintenance roof deck in Case History #156 Roof Deck Renovation, Washington, DC