(and scroll down to see more details on each, with installation hints and tips, below), Step 1: Check the nailing surface is level, Step 2: Ventilate the roof according to current building codes, Step 3: Properly fasten panels (includingfastening and spacing hints), Step 4: Cover sheathing with shingle underlayment felt, Step 5: Install shingles according to manufacturer recommendations. Pro Builder is an advertisting supported site and we noticed you have ad-blocking enabled in your browser. There are two ways you can keep reading: Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Note that these are minimum code requirements, which have been found to be adequate under most normal circumstances. so the boards do not have to meet on supports. On panels with a screened surface or skid-resistant coating, install panels with the non-skid surface up. These differ from area to area and are governed by established building codes. Always consult local building codes and/or an engineer to ensure that the decking you are using is the correct thickness for your project. Fasten panels with a minimum of 8d Common (0.131-inch by 2-1/2-inch) nails spaced a maximum of 6 inches on center at supported panel ends and edges. 5. ***Note: KDAT lumber tends to have more surface checks than normal. OSB is lightweight, relatively inexpensive, and strong enough to resist bending or breaking should someone walk on the roof. Install baffles providing a minimum of 1 inch of clear space between framing and/or under roof decking at eaves to ensure that ceiling or roof insulation does not block ventilation paths. Check building code requirements for installation of panel edge clips. This procedure keeps internal stress from accumulating in panels. 4. Spacer-type panel edge clips are available from some manufacturers. 6. Additional charge is usually around $1.25 per sq ft. Do Concrete Slabs Really Need Welded Wire Mesh? Stand on the panel over the framing near the fastener location to ensure contact with framing while driving fasteners. **Note: Span capabilities are affected by several factors such as roof slope, wind loads, and snow loads. Avoid standing between framing, which can induce panel deflection. In high-wind areas, more fasteners may be required. If you need it Prestained as well it will require TWO coats of water based (cannot use oil based) stain making the total additional charge for Fire Treating plus Prestaining around $3.75 per sq ft. Doug Fir 36 Decking The price point is a good bit higher because it comes from the west coast. Fasteners should be 3/8 inch from panel ends and 3/8 inch from panel edges (see hints below). Additional charge is usually around $1.25 per sq ft. Install intermediate fasteners, starting at panel edge. Scroll down below for options. A roof system consists of several elements working together to protect the home. Scroll do, we apply your choice of Sherwin Williams Oil-Based, Semi-Transparent stain colors or their clear sealer, If you need it Prestained as well it will require TWO coats of water based (, for Doug Fir 26 Decking is usually around $2.50 per, 36 Decking please see our Interlock Laminated Decking where we can glue other species. Factory Prestaining we apply your choice of Sherwin Williams Oil-Based Superdeck Semi-Transparent stain colors or their clear sealer. Net free ventilation area may be reduced to a minimum of 480 square inches for each 1,000 square feet (1/300th) when certain building code provisions are met (see Section R806.2 of the 2012 International Residential Code or Section 1203.2 of the 2012 International Building Code for more details). Trusses or rafters should be shimmed as necessary to provide a level nailing surface.

These differ from area to area and are governed by established building codes. SillBor Clear Treated Youve read 2 premium stories this month. Numbers do, in fact, lie. COPYRIGHT 2022 PROFESSIONAL BUILDER. For vaulted or cathedral roof construction, provide a free ventilation path from eaves to ridge between all rafters. Fasteners should be driven flush with the panel surface. ), Solid Decking tables, technical data, and installation. Dont ignore your websites potential; just as it can bring in business and revenue, it can also lose you money by failing to engage prospects and convert leads. Do not vent exhaust air directly into roof cavity or attic. This will mask surface imperfections and reduce the risk of shingle ridging. Our 36 Southern Pine #1 Face T&G-V Roof Decking comes predrilled with spikes for driving horizontally through the board into the previous piece which pulls them together nicely. This can be done with a straight piece of lumber (6 feet to 10 feet long) or a long carpenters level. Sheathing thickness: For improved performance, consider thicker panels. Sign up today! A minimum net free ventilation area of 960 square inches for each 1,000 square feet (1/150th) of the ceiling area is required. Additional charge for Doug Fir 26 Decking is usually around $2.50 per sq ft. For pitched roofs, wear skid-resistant shoes. Edge clip requirements depend on the relationship of the panel Span Rating to the actual distance between roof framing. Roof sheathing (or roof decking) is one of those elements. Install fasteners at one panel end. Always consult local building codes and/or an engineer to ensure that the decking you are using is the correct thickness for your project. to the face to give you the look you are going for. If necessary, trim panel ends to center on framing. ALL RIGHTS RESERVED, The bookmark icon allows you to save any story to your account to read it later, Tap it once to save, and tap it again to unsave, HorizonTV Featuring ProBuilder: Watch Episodes On Demand At, 5 Steps to Proper Roof Sheathing Installation, Id like to receive the Pro Builder Daily Newsletter, Roofing Products: Asphalt Still Tops, Metal Growing in Popularity, 10 New Roofing Products to Spruce Up Home Exteriors, New Retrofit Design Guide for Metal Roofing, More articles about roofing and roofing products, How Owners Should Comply With OSHA Roofing Safety Guidelines, 6 Things You Can Do to Fix Your Construction Website Now, The Right Way to Waterproof Recessed Windows in Concrete Block Walls. Use temporary fasteners at corners if needed to square panel on framing. This how-to article is part of the Builder Tips series of publications from APA - The Engineered Wood Association. Note: For other species options in 36 Decking please see our Interlock Laminated Decking where we can glue other species to the face to give you the look you are going for. Use a chalk line or straight edge to align fasteners on framing. Our 36 Southern Pine #1 Face T&G-V Roof Decking comes predrilled with spikes for driving horizontally through the board into the previous piece which pulls them together nicely. 3. Use a 10d box (0.128-inch-by-3-inch) nail as a spacer to gauge 1/8-inch edge and end spacing between panels. ***Note: KDAT lumber tends to have more surface checks than normal. Unless otherwise recommended by the sheathing manufacturer, cover the sheathing with shingle underlayment felt to minimize exposure to weather. At intermediate supports, fasten panels 12 inches on center. In the U.S., it is almost always composed of woodusually OSB (oriented strand board) or plywood. View more helpful strategies, here. If the top chords of trusses or rafters are warped or bowed, install blocking to straighten. Also consider panel edge clips, or panels with tongue-and-groove edges. your inbox. NOTE: This treatment is normally dyed blue for identification purposes however for roof decking applications we have them treat it without the dye so it remains clear. Southern Pine looks great and spans the same as Doug Fir. **Note: Span capabilities are affected by several factors such as roof slope, wind loads, and snow loads. 7. For best appearance, use heavier weight shingles, or laminated or textured shingles. Lorem ipsum dolor sit amet lorem ipsum dolor sit amet lorem ipsum dolor sit amet. * Note: Our 36 Decking covers 5 rather than the 5.25 shown in most pattern books. Drop Siding Pattern #105 Treated & Paintable, *Available SillBor Clear Treated and KDAT, *Available Pre-Stained (orders over 3,000. Each day, our editors assemble the latest breaking industry (photos?? 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APA - The Engineered Wood Associationhas introducedthe seventh article in its Builder Tips series of publications: Plywood and OSB are ideal materials for roof sheathing systems ranging from simple single-family residences to large commercial buildings. 2. Plywood is a bit more expensive, but is usually stronger and is often selected in cases where the roof covering is heavier, such as for slate, clay, or concrete tile roofs. Factory Fire Treating we apply Flame Stop II Class A topical treatment. Get Pro Builder in your inbox. The product comes endmatched meaning it is tongue and grooved on the ends so the boards do not have to meet on supports. news, hottest trends, and most relevant research, delivered to NOTE: This treatment is for interior use only. Plywood and OSB are ideal materials for roof sheathing systems, and following these simple construction steps will ensure optimal performance. Subscribe for unlimited access. Copyrights By Southern Wood Specialties 2020. Fasten panels in rows across the width, continuing this sequence along the length of the panel. Remove temporary fasteners at corners. Remove wrinkles and flatten the surface of the shingle underlayment before installing asphalt or fiberglass shingles. Each day, Pro Builder's editors assemble the latest breaking industry news, hottest trends, and most relevant research, delivered to your inbox. A 1/8-inch space between adjacent panel end and edge joints is recommended, unless the panel manufacturer indicates otherwise. Use shingle underlayment felt conforming to ASTM D226 Type I, ASTM D4869 Type I, or ASTM D6757 (self-adhering polymer modified bitumen sheet underlayment should conform to ASTM D1970) or check roofing manufacturer's recommendations if delays are anticipated during construction. Here's how you can respond to that reality to achieve more reliable business metrics, Dont let the current hype about single-family B2R communities obscure the need to create long-term sustainability and asset value, NAHBs Housing Developments podcast explores potential solutions for a frenzied post-pandemic business environment. Homebuyer Competition Drops to Lowest Level in Two Years, This Construction Simulator Video Game Offers a Low-Stress Glimpse Into the Building Industry, Lumber Prices Fall After Posting Large Gains in Early July, Some COVID-Era Workplace Practices Are Easing, But Others Are Here to Stay, Measurement Fails in Business, Part II: Real-World Examples and Solutions, Built to Rent Is Booming, But Operational Challenges Loom for This Housing Sector, Award-Winning Builder Talks Post-Pandemic Home Design in NAHB Podcast. 1. Position panel. Vent exhaust air from kitchens, baths, and laundry to the outdoors with vent pipes that run through the roof cavity or attic to roof ventilators. By creating an account, you agree to Pro Builder's terms of service and privacy policy.