Residential Roof And Deck Flat Roof Deck Design

These are your end caps.

Residential roof and deck flat roof deck design.

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. These are the joists for the deck. Just don t use anything thinner than 60 mil. They are merely placed on top of another structure.

Special attention must be paid to railing posts and any other penetrations of the roofing surface. This article discusses rooftop deck construction details to avoid building leaks or rooftop deck safety hazards. We include walk on roof surfaces roofing membrane to use below a rooftop deck and construction of rooftop deck railings and posts. First you must make sure the roof is strong enough to support 55 lbs per square foot.

To 3 roof and composite floor deck to concrete form deck to long spanning deep deck profiles asc steel deck s extensive product offer meets the needs of the most complex conditions and demands for structural performance and design. Also you don t have to worry about sleepers and debris building up between the roof deck and the decking and holding water as it drains toward the edge. The higher the interior moisture level the thicker the. What s the difference between a regular roof and a flat roof and why does it require different material.

Rooftop decks walk on roofs. Place one flush with each end of the deck and nail the end caps to them. Before installing a roof deck you must be certain the roof is stable and weatherproofed. The products that come to mind are duradeck and deck king.

Cut 12 of the shorter 2x6 to measure exactly 11 feet 9 inches. These decks are often referred to as floating as they are not secured in place as a stand alone structure. The key is in the word flat. Building a deck over a flat roof is very similar to building a deck over a concrete patio.

Proper drainage at the edge of the deck must be provided usually with gutters. Most roof decks leak because they are typically made of flat roofing materials that were created over a century ago and were not designed for use as roofing for residential homes and living areas. Set two of the 16 foot boards on each side of the spot where you want to build the deck. The last roof deck i did was over a torch down roof.

Most of our roof deck products are offered in a variety of acoustical and perforated options. 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. Unvented flat roof assembly. Condensing surface temperature controlled the thickness of the rigid insulation at both the roof deck and perimeter is determined by a calculation procedure similar to figure 5.

The roof deck should be properly flashed with a highly durable material that is compatible with the deck material copper lead epdm etc where it adjoins the house.