Roof Deck Over Tpo Roofing

Tpo roofing systems 101.

Roof deck over tpo roofing. It also doesn t promote mildew or algae growth and doesn t require pressure washing. The first sign of a tpo roof needing repair is when water has begun to enter the building. Its designed with hot air welded seams which makes it impervious to water infiltration. However there is a much better longer lasting alternative.

The moisture in the concrete will release into the glue causing the self adhering vapor barrier to fail. Best to use 2 part adhesive foam to attach insulation to roof substrate and then glue tpo over iso this way there are not screws under tpo minimizing punctures from underneath. Videos have been put together for many of these details and can be found in the video hub below. It can be attached with adhesives or fastened directly to the roof deck.

Gaf analyzed membrane samples from roofs across the us and studied thickness over scrim surface cracking and the ability to repair aging tpo membranes. While a tpo membrane costs more than rubber you get the benefit of enjoying a leak free roof deck for years to come. Installation is important when it comes to putting a single ply roofing system on a building and there are over 140 standard tpo details available from carlisle syntec. It can also be heat welded in places around chimneys and other protrusions.

Ultraply tpo flex adhered ultraply tpo flex adhered is engineered to be more pliable for easier installation on more complex roofs and maintains flexibility in cold weather. If a roof system is installed over a concrete deck without a vapor barrier the moisture in the concrete will likely dry into the roof insulation. Finally tpo resists corrosion and break down upon contact with numerous materials. Likewise a self adhering vapor barrier will not stick to concrete over the long term.

This sandwich will cost a bit more in short term but it s much cheaper than tearing off new deck to fix leaks. Other positives include the fact that you have choices in how it is installed. Ft the real difference in price is miniscule and can be as little as 200 400. 45 mil 1 14 mm thick reinforced tpo thermoplastic polyolefin membrane with 30 mil 0 76 mm thick factory applied peel and stick adhesive tape.

It s also designed to make it less difficult to find weld settings that will achieve reliable welds. Also since roof decks are typically small under 300 sq. A recent study of everguard tpo roofs installed between 8 and 16 years ago found they all performed above astm standards for newly manufactured tpo. Ipe deck tiles are designed for constructing raised wood decks over exterior surfaces such as roof tops terraces and plazas in both residential and commercial applications.

This usually happens because the seams have been ripped open allowing water to enter the roofing insulation. Cool roof pavers we have developed several series of porcelain pavers that provide reflectance and emissive values providing great performance to the green roof concept.