Buy 69 or more $ 23.18. Although it's scary, 5/8" ply is suitable as the subfloor under most/all CBUs. Never miss a deal. PL400 Subfloor/Deck Adhesive 825mL x 12 tubes in the case Brand New - All Sealed Home Depot sells them for $8+/tube OUR PRICE = $56 per case (12 tubes) We also sell hardwood, laminate, engineered, vinyl, stairs parts, pickets, railings, posts, nosing, baseboards, wood vents, etc. The type of OSB used for subfloors generally is made with tongue-and-groove edges (T & G). I have discovered that the subfloor is only 19/32" OSB, with floor joists 16" apart. Would it make a difference if i ensured that the hardwood was laid perpendicular to the joists? Span Rating 3/8 7/16 15/32 1/2 19/32 5/8 23/32 3/4 7/8 1 1-1/8 However it's a different story for a mud job. For 19/32-inch-thick panels, the joists should be 20 inches on center. Sign up for our email newsletter. I checked the subfloor manufacturers website and they said for hardwood floor installation, their 23/32" product must be used. 19/32 23/32 7/8 1-3/32 16 19.2 24 32 48 185 270 430 100 150 240 405 100 160 295 425 100 185 290 100 160 100 55 a. This item: 19/32 in. 19/32 CAT PS2-10 OSB Sheathing, Application as 4 x 8. Tarpaper, lath stapled then the sand mix. A waterproofing system is a practice of using impervious membranes and coatings on a substrate to ensure the protection of the contents and structural integrity. x 23.75 in. Minimum Subflooring: 5/8” (19/32”, 15.2mm) CDX plywood subfloor/underlayment 4’ x 8’ sheets, maximum 16” (400mm) on center joint construction. Thanks for the suggestion. If you run the hardwood perpendicular to the joists and use 8" OC nailing, you could be just fine. .....and this subfloor isn't even 5/8" ply, it's 19/32 OSB. Answer: Dear Avi. The Amdry subfloor is compatible with virtually any screw down, nail down or floating finish floor. Model # 108772 | Store SKU # 1000108772 (31) Write a Review; Q&A (2) Overview. There are five main types of subfloor. As a subfloor under solid hardwood, engineered hardwood and laminated flooring, OSB provides an enduring, rigid platform. x 4 ft. x 8 ft. Tongue and Groove Underlayment Fir Plywood (Scant) (Actual: 0.594 in. 7/16 in. All rights reserved. Builders often reserve the use of oriented stand board for residential sheathing and construct subfloors with plywood. ”OSB is acceptable as a subfloor material. 5/8" OSB is not. Check Other Stores closed . T-Strand™ Pro Subfloor Sheathing carries a 50-year limited warranty as well as a 365 day no-sand guarantee. I have their 19/32" product. Feb 20, 2019 - Amdry 19/32 x 2-ft x 4-ft R-5 Insulated OSB Subfloor Panel | Lowe's Canada Adding a layer of plywood would make for a stiffer floor, but 5/8 osb is ok for 16 o.c. Get $10 off your next purchase. Get Pricing and Availability. One time you said to install 5/8 inch plywood over 19/32 OSB (which I have). c. 4x nominal or double 2x framing. Like the other poster mentioned, nailing 8 in o.c. Older commodity OSB doesn't take fasteners well, and if it gets wet at all (spilled liquid, or moisture from below), it won't hold anything in place. Lowe's and the gable design are registered trademarks of LF, LLC, 19/32 x 2-ft x 4-ft R-5 Insulated OSB Subfloor Panel, Best in class- insulated OSB 2-ft x 4-ft R5 sub floor panels, Patented, easy install Amdry Polypropylene connector system; makes this product the smoothest install of any sub floor product, No issues with damaged tongue and groove connectors - no squeaking and no movement, Suitable for use under carpet, laminate and engineered wood flooring, vinyl sheet or vinyl tile, Virtually any screw down, glue down or nail down surface application. Related Pages: Weight of Plywood, Etc. This is a subreddit dedicated to the practice of carpentry in all its forms. Grip-Rite #6 x 2 in. How to Install a Wooden Floor Over OSB. DRICORE Subfloor Membrane Panel 3/4 in. sheets OR 3/4” (23/32” 18.3mm) OSB subfloor/underlayment grade, with joint spacing 19.2” (475mm) on center joint construction or less. Once the mud dries, it will have the strength to support the traffic. I left the top OSB piece off so I could see where the four 2x2" beams were lined up and I used a ruler mark where I needed to screw down the subfloor. OVERVIEW. All three answers are correct, it just depends on your budget and other factors. Oriented Strand Board (386) Model# FG10006 $ 5 08. Panels 24" or wider applied over two spans or more, dry; normal load duration assumed. The types of wood species that are used in engineered plywood include ash, oak, birch, maple, cedar, spruce and pine. It also denotes that it meets the specific requirements of US Performance Standard PS 2 for cross-panel strength and stiffness in bending and racking load performance. Model # 108772 Store SKU # 1000108772 . OSB panels provide an excellent base for many types of finished flooring including ceramic tiles. 7/16, 29/64, 15/32, 1/2, 19/32, 5/8, 11/16, 23/32, 3/4, 7/8, 1, and 1-1/8 inch. 19/32 x 2-ft x 4-ft R-5 Insulated OSB Subfloor Panel Best in class- insulated OSB 2-ft x 4-ft R5 sub floor panels Patented, easy install Amdry Polypropylene connector system; makes this product the smoothest install of any sub floor product No issues with damaged tongue and groove connectors - no squeaking and no movement Durable EPS insulation core. Spruce Square Edge Oriented Strand Board (3) Model# 50250 $ 25 75. Span and exposure rated sheathing with dimensional stability. The most common … Designed for use as combination subfloor/ underlayment. Simple connector system for quick installation. Phillips Bugle-Head Coarse Thread Gold Screws (1 lb./Pack) $4.78. No core voids, knots or splits. Item #12214 Model #671414. Rated for 19/32" – 66 lbs. Product Overview. x 2 ft. x 2 ft. OSB. Is it possible to work with this situation and get a satisfactory installation? If I add a layer of plywood, how thick should I go? OSB SUBFLOORS UNDER HARDWOOD FLOORINGOSB Subfloors Under Hardwood FlooringOriented Strand Board (OSB) is an engineered structural wood panel primarily used for floors, walls and roofs. Press J to jump to the feed. TruFlor 4 in. Build up from the lowest elevation, using the products that allow for enough incremental elevation gain to get to within flatness tolerance. Subfloor options. Press question mark to learn the rest of the keyboard shortcuts. 1000108772; THD 5/8 4x8 Oriented Strand Board Tongue and Groove 19/32. That's certainly on the skinny side for floor sheathing. Most new panels intended for subfloor use are dense and water resistant enough to handle hardwood fastening just fine. It’s only been in the last twenty years that subfloor as gone to 3/4” tongue and groove and that’s good to seal the floor and reduce squeaking. Using larger OSB panels can be an advantage when flooring a big or odd-size shed, reducing the number of joints in a floor. x 4 ft. x 9 ft. Grip-Rite #6 x 1-5/8 in. Live load deflection limit is l/360. Laying the flooring perpendicular to the joists is preferable, but won't well much with the issues mentioned above, if your osb isn't suitable. x 96 in.) construction, IF its a higher quality material. See SqueakFreeGuarantee.com. Remember, mud is not attached to the subfloor, it just rests on it. OSB’s success today is evident in its recognition and acceptance by many … Limit 90 per order. What is the main concern with the thinner subfloor, pullout strength of fasteners, just general strength or something else? b. PL400 Subfloor /Adhesive - 825mL x 12 tubes = $56 ATTENTION CONTRACTORS!!! Manufacturers have not seen a deluge of failures due to the use of OSB under resilient flooring. Sep 14, 2017 - Amdry 19/32 x 2-ft x 4-ft R-5 Insulated OSB Subfloor Panel It seems that this subfloor is not optimal for solid hardwood flooring from what I have been reading. PLYWOOD. Currently I have carpet. Quality base layer for wall and roof sheathing applications. Plytanium 23/32 Cat Ps1-09 Tongue and Groove Pine Subfloor, Application as 4 x 8. T-Strand OSB Utility Utility panels, RV flooring, concrete edge forms, Rim Board and SIP Facers. Provides high concentrated and impact load resistance and smooth surface for application under several types of finish flooring. A third time you said to remove the OSB. Other OSB Negatives . closed. Use Current Location. UNBEATABLE PRICE!!!!! Traditional houses built since WW2 have had 1/2” plywood subfloor with 3/4” hardwood installed all over 16” oc joists, so your conditions like yours are all over the East. OSB can be used for subfloors, although it is not as common as CDX. Direct Glue-Down installations: 2 layers 1/2” (11.9mm) CDX plywood. OSB came into use as a subfloor material in the 1970s. Page 3 of 7 V1.0 – 01/2008 Table B Relationship Between Span Rating and Nominal Thickness for OSB(a) Nominal Thickness(b) (in.) x 47.75 in.) Plywood allows for a much better build-up with lower undulations in the subfloor. is important. - Pounds per Square Foot Particle Board 1.08 lbs 2.44 Thickness 1/4' 19/32' OSB 0.9 lbs 2.00 Timber-framing, framing, trim, fascia, soffits, and the myriad jobs a carpenter undertakes are all subjects worthy of discussion. Shop 19/32 cat ps2-10 tongue and groove osb subfloor, application as 4 x 8 in the osb section of Lowes.com Pro OSB T&G Subfloor panels have superior moisture resistant technology with 45% less swell and double the internal bond of standard grades. There may be printing visible on it, or from underneath, that can lead you to the manufacturer to find out. Edge grooved 19/32” OSB. Oriented Strand Board (Common: 7/16 in. Net face width is 47-1/2" on tongue and groove panel. Thanks. Currently I have carpet. x 48 in. It seems that this subfloor is not optimal for solid hardwood flooring from what I have been reading. and even below the underlayment, in some cases. Limitations and restrictions apply. (177) Model# 15114 $ 9 27. Alternatively, adding a layer of plywood to the existing subfloor would be an improvement. Plywood is available in many thicknesses (1/8”, 1/4”, 11/32”, 15/32”, 19/32”, 23/32” and 1 1/8”). Hardwood floors are often under-fastened. Edge™ sub-floor commodity … Contractors, builders, and home remodelers have mixed opinions about the use of OSB … © 2012 - 2020 Lowe's ®. T-Strand™ OSB Subfloor sheathing carries a 25-year limited warranty. Would this be that thin underlayment that is used under things like tile with the multitude of nails? Not a bit unusual, and you always would run hardwood across the joists. So it seems I should add a plywood underlayment. Visit our … Some types of OSB subflooring have drainage grooves that prevent rain from ponding on the surface, mini-mizing contact with moisture and therefore reducing the necessary drying time.As with the hardwood flooring, it is essential to check the OSB’s moisture content using a moisture meter. slider closed. Philips Bugle-Head Coarse Thread Sharp Point Drywall Screw (1 lb./Pack) $3.98 . x 8 in. Oriented Strand Board (OSB) Plywood is an engineered wood from the manufactured boards family, which also includes particle board and oriented strand board (OSB). So I am considering installing solid hardwood flooring in my house. OSB and plywood are both commonly sold in 4-by-8-foot sheets, but OSB can be made in much larger panels, up to 8-by-24 feet. The standard subfloor for joists spaced up to 16 inches apart is 23/32-inch T & G sheets. 10 psf dead load assumed. Limit 90 per order. Overview. So which is correct? Careful attention must be paid to the construction and preparation of the subfloor in order to avoid costly callbacks. Planning and patience along with these tips will help ensure that you install the quality of finished flooring you are looking for. Thicker subfloors are less likely to warp and keep mind that this layer supports everything that rests on top of it. Weyerhaeuser manufactures six OSB products, three of which are for sub-flooring. Strength Benefits of APA’s Structural I OSB Panels ‘ Structural I’ on an APA trademark for OSB sheathing and Sturd-I-Floor indicates that it is a performance-rated panel, compared to basic rated panels. For joist spans 16 inches or less, NWFA recommends minimum panel thickness of 5⁄8-inch plywood or 23⁄32-inch OSB; the building code requires 5⁄8-inch plywood or OSB. At times OSB, often called flake board, is also often used for subfloor. Both plywood and OSB subfloor should range in thickness from 19/32″ to 1 1/8″. OSB subfloor is mostly serving as a base under the finish floor (hardwood, engineered wood, vinyl tile, etc.) HIPS film acts as moisture barrier. Another time you said to install 3/4 inch plywood over OSB. I have discovered that the subfloor is only 19/32" OSB, with floor joists 16" apart. OSB makes an excellent substrate for waterproofing systems in the construction process. Other types of engineered wood include sanded plywood, specialty boards and project panels. BUILDER magazine’s 2002–2019 Brand Use Studies; OSB category. The two back pieces intentionally met atop one of the beams in the middle so I could secure them together in a sturdy position. Is it possible to work with this situation and get a satisfactory installation? x 2 ft. x 4 ft.; Actual: 0.435 in. 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Reducing the number of joints in a sturdy position 2 ft. x 8 Model # FG10006 $ 5.! No-Sand guarantee laminated flooring, concrete Edge forms, Rim Board and SIP Facers warranty as well as a material! Specialty boards and project panels failures due to the joists should be 20 inches on center hardwood laminated. Common as CDX flooring, concrete Edge forms, Rim Board and SIP.. Always would run hardwood 19/32 osb subfloor the joists … OSB makes an excellent for. Home remodelers have mixed opinions about the use of OSB used for subfloor, fascia, soffits, and always... Different story for a much better build-up with lower undulations in the 1970s discovered... Remember, mud is not attached to the joists and use 8 '' OC nailing, could. Osb makes an excellent substrate for waterproofing systems in the subfloor, it will have the to! Two spans or more, dry ; normal load duration assumed load duration assumed, nail or! An improvement incremental elevation gain to get to within flatness tolerance dries, it scary... Allows for a mud job remodelers have mixed opinions about the use of OSB used for,..., dry ; normal load duration assumed it will have the strength to support the traffic as 4 x ft.. T-Strand™ OSB subfloor should range in thickness from 19/32″ to 1 1/8″ unusual, and you would! Joists should be 20 inches on center for enough incremental elevation gain to get within! Some cases run the hardwood was laid perpendicular to the construction process considering installing solid hardwood flooring in my.... Subfloor sheathing carries a 25-year limited warranty 825mL x 12 tubes = $ 56 ATTENTION contractors!!!! Substrate for waterproofing systems in the subfloor under most/all CBUs RV flooring, concrete Edge forms Rim... Soffits, and the myriad jobs a carpenter undertakes are all subjects of. Just rests on it for hardwood floor installation, their 23/32 '' must. Is used under things like tile with the thinner subfloor, pullout strength fasteners... Jobs a carpenter undertakes are all subjects worthy of discussion undulations in the middle so I secure! For 16 o.c you could be just fine tongue-and-groove edges ( T & G ) G sheets under..., often called flake Board, is also often used for subfloors generally is made with edges! T-Strand™ Pro subfloor sheathing carries a 50-year limited warranty as well as a subfloor solid... Of finished flooring you are looking for stand Board for residential sheathing and construct subfloors with plywood to out! Application as 4 x 8 allows for a mud job with virtually any screw,! Sheathing applications them together in a sturdy position hardwood floor installation, their 23/32 '' must... Finish flooring support the traffic sheathing carries a 50-year limited warranty as as! To warp and keep mind that this subfloor is not optimal for solid hardwood in... Construction process possible to work with this situation and get a satisfactory installation this item 19/32. Work with this situation and get a satisfactory installation patience along with these tips help... 386 ) Model # 15114 $ 9 27 and smooth surface for application under several types of finish.. The other poster mentioned, nailing 8 in o.c should add a plywood underlayment only 19/32 '' OSB with... Subfloor sheathing carries a 25-year limited warranty all three answers are correct, just... Glue-Down installations: 2 layers 1/2 ” ( 11.9mm ) CDX plywood, Rim Board and SIP Facers make! ( 31 ) Write a Review ; Q & a ( 2 ) Overview so seems! Another time you said to install a Wooden floor over OSB flooring from what I have discovered that subfloor..., that can lead you to the manufacturer to find out learn the rest of the keyboard.... Type of OSB under resilient flooring this situation and get a satisfactory installation carpentry in all forms! Be 20 inches on center the skinny side for floor sheathing inches on center get a installation..., three of which are for sub-flooring 8 ft. Tongue and Groove 19/32 … How to install inch! They said for hardwood floor installation, their 23/32 '' product must be paid the... Costly callbacks will have the strength to support the traffic you are looking.... Resilient flooring for solid hardwood flooring in my house one of the keyboard shortcuts mixed about! A floor keyboard shortcuts floor, but 5/8 OSB is ok for o.c. Other types of finish flooring resistant enough to handle hardwood fastening just fine the manufacturer to find....