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  • It All Starts with the Roof Deck - Buildings.Gauge (thickness), rib width, depth, and configuration: Because of the ribbed configuration of the deck, a leveling board will need to be installed over the roof deck. Rib openings would be: . At one time, the use of heavy timber tongue-in-groove decking was common. These decks rarely had roof insulation installed on them,.

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  • Tongue and groove - Wikipedia.Tongue and groove joints allow two flat pieces to be joined strongly together to make a single flat surface. Before plywood became common, tongue and groove boards were also used for sheathing buildings and to construct concrete formwork. A strong joint, the tongue and groove joint is widely used for re-entrant angles.

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  • Standard for Tongue-and-Groove Roof Decking - American Institute ..Standard for Tongue-and-Groove Roof Decking, AITC 112-93 7. 2 ft minimum end joint spacing. Figure 7. Controlled Random Layup. (Two inch decking). Three and Four Inch Decking. There shall . in other courses are cantilevered over the supports with end joints at alternate quarter or third points of the spans, and each.

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  • Wickes Chipboard Loft Panels 320 x 1.22m Pack of 3 | Wickes.co.uk.23 Jan 2018 . Tongue and groove design for rapid and easy installation; Smooth finish; Not to be used in living space, consult a builder if using area as habitable space .. I purchased board for covering my loft as the information on the three T/and G package .seems to imply the boards fit exactly across the roof beams.

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  • Guidance Flat Roof Deck - BuildingRegs4Plans.Tongue and Groove Timberboard Deck. Tongued and grooved boards are preferred over plain-edged to help minimise warping after natural shrinkage, which may cause damage to the waterproof covering. Plywood. Plywood for a roof deck should be of marine grade and suitable for external use to BS EN 636 or a bond.

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  • roof sheathing - Free-Ed.Net.Where flat roofs are to be used for a deck or a balcony, thicker sheathing boards are required. . The boards are nominal 1 inch by 8 inches and may be square-edged, dressed and matched, shiplapped, or tongue and groove. . Joints must be made on the rafters just as wall sheathing joints must be made over the studs.

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  • Roofing: Why do we need plywood over our old solid sheathing ..We are often asked, why do we need plywood over our old solid sheathing? The keyword here is “solid.” It used to be standard to use shiplap, 1″ boards, tongue & groove, or other boards for the roof deck. These 8 to 12-inch wide boards were nailed together tight. plywood_1 When the roof was first nailed on, of course all.

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  • The Long and Short of Wood Roof Systems - WoodWorks.30 Sep 2014 . 9/30/2014. 10. Wood Roof Sheathing Options. Wood Structural Panels. Oriented Strand Board (OSB) and Plywood. Solid Sawn Decking. 2x, 3x and 4x dimensional lumber. Mechanically Laminated or Tongue & Groove. Panel Products: Structural Insulated Panels (SIPS). Cross-Laminated Timber (CLT).

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  • tongue and groove deck boards - JLC-Online Forums.I am looking for info on tongue and groove deck boards for a screened in back deck. They want the floor to be bug tight as well. . I did a slate roof over a screen porch last year on which the floor was constructed of the thermally treated ash lumber with a t&g edge. It looked very nice and seemed to lie very.

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  • Metal Roof Installation Manual - Metal Construction Association.Individual plank roof decks are typically used where their appearance from inside the building is a primary consideration. The boards may be solid lumber or laminated boards. Solid wood boards may have square edges, ship-lapped ends, or tongue and groove edges for installation. Laminated boards often have a tongue.

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  • Roof Diaphragm - Sheathing over T&G decking - Wood design and ..There's been one other post before this on this topic (thread507-106592: T&G Decking as diaphragm) but we just faced this situation and I thought I'd ask out there if there are further comments or input. The IBC doesn't recognize 2x tongue and groove decking (we have 2x6's) as providing roof diaphragm.

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  • Deck Preparation | Dayus Roofing.Deck Preparation. “Can you build over-the-top of my existing roof or does it need to be removed?” If it turns out that a new roof is in your future, the next step is determining if you want to remove the old roof, or build on top of your current roof. The following guidelines will help inform you of the possibilities, and advantages.

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  • Tongue & Groove Decking - SI Storey Lumber Company.S.I. Storey Lumber Company. Tongue and Groove. Southern Pine Decking. Scope. Southern pine decking is produced by S.I.. Storey Lumber Co., in 2", 3" and 4" thicknesses in accordance with the . Roof decking is southern pine as manufactured by S.I. . and must continue over the first inner support for at least 2 feet.

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  • Plank Decking - CWC.Plank decking is tongue and groove lumber at least 38mm (1-1/2″) thick, with the flat or wide face laid over supports such as beams or purlins to provide a structural deck for floors and roofs. It is used where the appearance of the decking is desired as an architectural feature, or where the mass of decking is required to add.

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