I want to replace my 10' X 10' deck boards with exterior treated plywood to make the area under the deck water tight . Kind of looks like metal roofing like mobile home patio covers. .. We had the standard pressure treated 2x8 for the decking.
Oct 4, 2011 . When I had my own roof replaced, I specified ply, not OSB. . They're required by 2012 IRC to use a fire retardant treated plywood on the roof within 4' of . of a roof (near the eves) because this is where there is higher wind pressure pulling the nails out. . I replaced the particle board decking with plywood.
Treated wood commonly is used in the U.S. construction industry as a . under various conditions of the current, new generation of treated wood products still is . fasteners, metal flashings and other metal accessories, or metal roof decks.
Apr 1, 2016 . American Wood Preserver's Bureau stamp on pressure-treated lumber. . them a favorite for outdoor projects such as patio roofing and decking. . batten is sometimes called lattice, it is not sold under this name in all localities.
This is not to say that plywood decking does not make a good alternative to . a deck can come in a variety of materials, from pressure-treated lumber and cedar.
Can your under the deck roof system be installed on existing decks? . material that catches water and debris to wood, even if the wood is pressure treated, will.
Pressure-treated lumber is one of the best options that you can use for a roof deck because of its extreme durability. If you are constructing a roof deck, you will.
Jun 13, 2013 . We're using MCA-treated plywood to support the stamped concrete surface on the back deck at the Creekside Home . Pressure Treated Plywood for the Back Deck at Creekside . How to Waterproof a Plywood Roof Deck.
I've just put a plain, galvanized (shiny, no paint or color) metal roof on my . and water Shield over that plywood or felt screwing the middle deck.
Attach 2×4 pressure-treated purlins to spacer blocks sized to create a slope from front to back. . Figure A shows the construction details for the under-deck roof.
Sep 26, 2014 . Table 1.06-7. Single-Ply Adhesion / Attachment To Wood Roof Decks ... evaporating under solar heat with the resulting vapor pressure causing blisters and ... must be pressure treated for rot resistance, #2 or better lumber.
Aug 17, 2012 . DEAR TIM: I'm having a new room addition built. While inspecting the framing lumber, I noticed black mildew and mold on different pieces of.
CEdar post, with larch wall and poplar plank under the metal roof . Wood touching the ground should be pressure treated . . . it may be OK if touching . What I did on the wood area is put down veranda deck boards spaced 1".
Pressure-treated wood is wood that has been infused with chemical preservatives to protect the wood from rot and insects.
Mar 1, 2009 . Copper-containing preservative-treated lumber is corrosive toward certain .. (Steel Deck Products in Contact with Pressure Treated Lumber,.
All of the components of the Magnolia under deck ceiling system are . I have heard about corrosion resulting from aluminum contacting pressure treated wood.
A.Paul Fisette responds: I would not recommend using pressure-treated purlins under steel roofing without taking special precautions. A metal can corrode when.
Decking. Over a. Roof. EPDM membrane. Tapered sleeper. 1⁄2-in. fiber roof underlayment. 3⁄4-in. plywood . nails can back out of plywood or osb over time. a layer of fiberboard prevents them .. Cutting pressure-treated lum- ber exposes the.
General specification and application guidelines for various commercial roofing decks using built-up roofing, modified bitumen roofing.
Pressure-treated softwood; Cedar; Redwood; Ipé; Wood-plastic composite; Plastic . A porch presents structural challenges because its roof must resist snow and .. Under Chapter 6, "Resource Efficiency": up to 5 points for covered entryways.