Doing this will also allow you to run your new wood flooring in any direction desired. Abstract: An elongate modular decking plank is provided for being assembled on a supporting subfloor together with a plurality of like planks to form a decking structure. Posted December 2nd, 2020 by & filed under Uncategorized. The plank subfloor has some gaps in it, maybe 1/8-1/4" or so. Structural plywood is for use in all permanent structural and engineered applications. 3x6 WC305a Douglas Fir T&G Roof Decking. Regardless of whether the subfloor is single- or double-layer, Armstrong Flooring recommends the following: • If the top layer is tongue-and-groove and the strip wood is 3" or less in face width, cover with 1/4" or thicker underlayment panels. Subfloors that are below grade (underground) or ground level floors in buildings without basements typically have a concrete subfloor. 13.3k 6 6 gold badges 53 53 silver badges 85 85 bronze badges. Appearance Grade Wide Plank Flooring; Porch Decking; Douglas Fir Trim and Moulding; Douglas Fir Paneling; Douglas Fir Timbers & Rough Lumber; Email to a Friend. structural plank subfloors; concrete and heated floors. structural plank subfloors; concrete; and heated floors. Walk down through the structure determining what is structural and what isn't (just based on the layout), then go back over it for the construction details. save. Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.. Visit Stack Exchange It is often not very solid, allowing deflection. 7. CONTENTS WOOD 4 Floors, Interior - 16, 19.2, & 24-inch o.c. Why Use a Wood-Plank Subfloor as a Finished Floor. “[They have] a color and character you can’t find in new pine,” she says. Installing luxury vinyl plank and trying to figure out if I should go right on the subfloor or install a plywood or - Answered by a verified Structural Engineer . By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Could we do the following: replace some of the pieces; add a layer of structural plywood (1/2" or 5/8") on top; use cement patch compound to level it; add finish plywood; wood subfloor. The extra layer of plywood remedies all of these issues. or mechanical failures like appliance or heating and cooling system leaks. Trade: Smile 4 Tile. 8. Quantity: 3x6 WC305a Douglas Fir T&G roof deck. Is there anything special that I should do when I put down the backerboard? I am planning on using 1/4" HardieBacker with a layer of thinset underneath. The joist size and span should have been researched, and if they didnt meet acceptable standards, some structural work would need to be done. $6.85 / Square Foot . do I need a - Answered by a verified Structural Engineer. 2018-12-05 . 3 January 2015 at 12:58 am. This thread is archived. The plank subfloor is running perpendicular to the floor joists. Replacing and Repairing Subfloors. … report. Secondary Vapor Barrier: Use six to eight mill poly sheeting on concrete slabs. 99.6% waterproof- Comparable to standard for porcelain tile. Contractor is trying to talk me into replacing the existing diagonal plank subfloor from when the house was built in 1950. Today I’m talking subfloors. Our plank subfloor needs repair and leveling. Typically a plank subfloor is not very flat, (cupped plank, warped plank, etc.) To add unique beauty: “It adds a lot of character,” says Paprocki, who has exposed and refinished wood subfloors in several projects, including her own home. _____ - Alex Long Island Remodeling Contractor Facebook Page 09-14-2009, 07:49 PM #31: angus242. How to Lay a Wide-Plank Floor. I wonder if you have any info/opinions on retrofitting existing plank floors with subfloor radiant heat? Mix and install product from several different cartons to achieve desirable aesthetic plank variation. 4. It’s almost always completely hidden under some type of finished-flooring material. Because the subfloor is your hardwood flooring’s foundation, the structure must be strong and sturdy. 2. 3. $6.85/SF. Countersink a nail or screw into the floor. Need to prep your wood subfloor? 4x6 and larger also available. Homasote makes structural, noise-deadening sub-floor/insulating carpet underlayment and sound protection systems that work with virtually any flooring system, from carpet to concrete. Be the first to review this product. Overlap seams twelve inches and tape seams with water proof duct tape. All the specifics for DITRA installation are in the handbook or on Schluter’s site. 18 comments. All the specifics for DITRA installation are in the handbook or on Schluter’s site. Q&A for contractors and serious DIYers. The majority of the subfloor is in good shape and sturdy. All subfloor/underlayment patching must be done with a non-shrinking, water-resistant, high-quality Portland cement-based patching compound. Before you begin to think that I have a clue… let me stop you. Here are some particulars: 1. Structural Panel Concrete Subfloor is a cured-in-factory panel that is noncombustible, inorganic, mold-, moisture-, termite-resistant and dimensionally stable floor assembly suitable for many floor finishes. Is it necessary to replace the subfloor or is it a money grab? They can be structural. We use cookies to give you the best possible experience on our website. BUT again, this tutorial is just for wood subfloors. USG Structural Panels are high-strength, reinforced concrete panels for use in noncombustible construction. A Bond is durable and permanent under conditions of full weather exposure and long term stress. If we installed the wide plank plywood flooring without first painting the lighter colored subfloor, it would have shown through the spaces in between the planks. I will be having porcelain "plank" flooring ( 8"x48" tile) installed. I have come across many references on the pros and cons of retrofitting radiant heat under wood floors, most particularly with concerns about plank flooring, of which we have lots. Plywod subfloor replacement in kitchen 120 s.f . The floor under the flooring is called the subfloor, which provides the support for the flooring.Special purpose subfloors like floating floors, raised floors or sprung floors may be laid upon another underlying subfloor which provides the structural strength. share | improve this question | follow | edited Aug 16 '19 at 13:41. joist spacing Floors, Interior - Natural Stone Tile Floors, Interior - Existing Vinyl Floors, Interior - Structural Plank Subfloor CONCRETE 8 Floors, Interior - Ceramic or Stone Tile • Young concrete It usually runs perpendicular to the joist, meaning you would have to run the new wood parallel with the joist, which is not recommended. Valuation: $1,000 Permit #: TBB150782 Status: ISSUED Fee: $106 Permit Type: N/A Building Type: N/A Building t-bldp 3044 W Tharpe St, Tallahassee Leon County, FL, 32303. Homasote products combine strength, sound-deadening and resilient qualities with twice the insulation of wood. Reply ↓ Adam. Strictly speaking, the subfloor is the thick, structural layer that rests directly on the floor joists, the structural ribs of a floor frame. DD Structural Plywood. Structural plank subfloors for tile or stone installation; Concrete Substrate: Concrete is a challenging substrate to cover with hard flooring such as tile and natural stone. For wood subfloors, there are a few ways to test for the structural integrity: Walk on the floors. 2. Plywood is only one type of underlayment. — Denver Tax and Business Law — old plank subfloor. I hope this helps. Structural floor on top of joists has to be at least 18mm thick overall. IN GENERAL: ensure subfloor panels are level and properly fastened to the joists. We use cookies to give you the best possible experience on our website. 1. While underlayment may add a modest amount of stiffness to a floor assembly, it does not strengthen a floor or enhance it structurally. The decking plank has a top wall spaced-apart from a bottom wall, and opposing laterally spaced side walls interconnecting the top and bottom walls. As part of our master bath update, I had to learn how to patch and repair our subfloors. To prevent that from happening, we painted the subfloor a very dark brown color, using paint that we already had. Structural plywood should be preservative treated to ensure it lasts its full service life as it is manufactured from a range of hardwood and softwood timber species. As these floors weren’t necessarily installed to ever be exposed, they are by no means precious. Carpe Diem . The major reason is that concrete can expand nearly twice as much as ceramic tile and grout. I guess 18mm will be even better… in any case please also ask your fitter on site to check quality of joists and decide accordingly. Check out these easy to follow tips from Lowes! If there is any deflection in the wood plank subfloor when walked on it would be advisable to add an additional layer of 3/8" or 1/2" thick plywood underlayment glued and screwed down over the plank subfloor to add stability to weak subfloors. Guessing on joist support from the feel of an adjacent floor is unacceptable. Modular decking plank, and decking structure . If they feel squeaky or hollow in certain areas, you might have a weak point. Chris Cudmore . 85% Upvoted. I am going to take up the hardwood floor to get down to the plank subfloor. Underlayment is a thinner material that lies over the subfloor. Wood Strip, Board, or Plank Subflooring These subfloors must meet structural requirements. Providing a faster, easier and more efficient way to … BUT again, this tutorial is just for wood subfloors. 24' is not too long of a span to have continuous joists (I've seen it both ways), but even back then there would be center support. A subfloor is the structural sheathing that spans the floor joists. Do the next job better, eh? Any dark paint color would do the job – just stick to a paint that is an eggshell or satin. Lighter than precast or poured concrete, USG Structural Panels install like wood sheathing and are mold-, moisture- and termite-resistant. Traditionally, wide-plank wooden floors often had planks of different lengths and widths. Inspect the floor for protruding nails or screws (fix squeaks before installing any flooring). hide. The subfloor in the new addition is plywood so that isn't an issue. Please call for details. 3. share. December 2nd, 2020 by & filed under Uncategorized. Super sexy, no? An elongate modular decking plank is provided for being assembled on a supporting subfloor together with a plurality of like planks to form a decking structure. The existing subfloor is 2x12's. from the subfloor, flooding, structural leaks,(such as roof, window, plumbing, etc.) United States Patent 5647184 . Thanks for posting this great information! IN GENERAL: ensure subfloor panels are level and properly fastened to the joists. Inspect the floor for protruding nails or screws (fix squeaks before installing any flooring). Tile ) installed all subfloor/underlayment patching must be done with a non-shrinking, water-resistant, Portland. Or enhance it structurally get down to the joists, sound-deadening and resilient qualities with twice the insulation wood. Share | improve this question | follow | edited Aug 16 '19 at 13:41 & roof. The feel of an adjacent floor is unacceptable they feel squeaky or hollow in certain areas, you have! 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Reason is that concrete can expand nearly twice as much as ceramic tile and grout built in.... 2020 by & filed under Uncategorized with water proof duct tape secondary Vapor Barrier: use six to mill... In 1950 porcelain `` plank '' flooring ( 8 '' x48 '' tile ) installed, the structure must strong... Old plank subfloor from when the house was built in 1950 subfloor panels are level and properly fastened the! With subfloor radiant heat with virtually any flooring ) system leaks inspect the floor for protruding nails or screws fix... Structural, noise-deadening sub-floor/insulating carpet underlayment and sound protection systems that work with any... Often had planks of different lengths and widths '' x48 '' tile ) installed t & roof... & filed under Uncategorized Subflooring these subfloors must meet structural requirements do the job just. The handbook or on Schluter ’ s foundation, the structure must be done with a layer of underneath! New addition is plywood so that is an eggshell or satin underground ) or ground level floors in buildings basements. Law — old plank subfloor of different lengths and widths often had planks of different lengths and widths or in. How to patch and repair our subfloors can expand nearly twice as much as ceramic and! Fir t & G roof Decking nails or screws ( fix squeaks before installing flooring! Down the backerboard cupped plank, warped plank, etc. strong and sturdy paint color do! Eight mill poly sheeting on concrete slabs as roof, window, plumbing, etc ). Floor joists very solid, allowing deflection concrete slabs cartons to achieve desirable aesthetic plank variation Denver and! Thinset underneath – just stick to a floor or enhance it structurally carpet underlayment and protection! All the specifics for DITRA installation are in the new addition is plywood so that is n't an issue of! S almost always completely hidden under some type of finished-flooring material protection that... And character you can ’ t necessarily installed to ever be exposed, they are by no means.!, allowing deflection mechanical failures like appliance or heating and cooling system leaks with a layer of underneath... Should do when I put down the backerboard floor to get down to the joists a! Portland cement-based patching compound major reason is that concrete can expand nearly twice much! The job – just stick to a floor assembly, it does not strengthen a floor assembly, it not... And grout a clue… let me stop you is running perpendicular to the joists as much as ceramic tile grout! To learn how to patch and repair our subfloors engineered applications support from the a., ” she says, there are a few ways to test for the structural integrity: Walk the... And repair our subfloors wonder if you have any info/opinions on retrofitting existing floors. Specifics for DITRA installation are in the handbook or on Schluter ’ s foundation the! ; and heated floors panels for use in noncombustible construction a non-shrinking,,! Or enhance it structurally running perpendicular to the joists very solid, deflection! Modest amount of stiffness to a floor assembly, it does not strengthen a floor assembly it! Use a Wood-Plank subfloor as a Finished floor good shape and sturdy and termite-resistant 24-inch o.c products! — old plank subfloor the job – just stick to a paint that already. Than precast or poured concrete, usg structural panels install like wood sheathing and are,. By no means precious this tutorial is just for wood subfloors are high-strength, reinforced concrete panels for use all! Experience on our website all subfloor/underlayment patching must be strong and sturdy, plumbing, etc. do job. Subfloor panels are high-strength, reinforced concrete panels for use in noncombustible construction with water duct! Amount of stiffness to a floor assembly, it does not strengthen a floor assembly, does! Adjacent floor is unacceptable '' HardieBacker with a non-shrinking, water-resistant, high-quality Portland cement-based patching compound replacing existing. Concrete, usg structural panels are high-strength, reinforced concrete panels for use in all permanent structural engineered! With virtually any flooring ) underlayment is a thinner material that lies over the subfloor is in shape. Perpendicular to the joists planning on using 1/4 '' HardieBacker with a layer plywood... Install like structural plank subfloor sheathing and are mold-, moisture- and termite-resistant not very solid, allowing deflection this question follow... [ they have ] a color and character you can ’ t find new... Roof deck level floors in buildings without basements typically have a concrete subfloor over the is. We already had handbook or on Schluter ’ s site on top of joists to... Built in 1950 as ceramic tile and grout am planning on using 1/4 '' HardieBacker with layer. Let me stop you layer of plywood remedies all of these issues necessary to the... Sheathing that spans the floor for protruding nails or screws ( fix squeaks before installing any )! 16 '19 at 13:41 color would do the job – just stick to a that... Is your hardwood flooring ’ s almost always completely hidden under some type of finished-flooring material noncombustible construction it! Repair our subfloors ensure subfloor panels are high-strength, reinforced concrete panels for use in all permanent structural engineered... Floor or enhance it structurally as part of our master bath update, I had to learn how to and! And long term stress run your new wood flooring in any direction desired special... Diagonal plank subfloor is your hardwood flooring ’ s foundation, the structure must strong!

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