I've got a question about laying a new subfloor over the existing plank subfloor. The subfloor seems to be in good shape underneath. We have even tried a replacement box from Armstrong and it has the exact same issue. I have plank subfloor 3/4" thick laid on diagonal with small gaps between boards. The problem is these planks have hole from knots that have either fallen out or decayed. Tar paper layer 1/4" plywood subfloor stapled down Vinyl sheet flooring as the top layer I am sure the house had something like linoleum or asbestos floor tile in it when built new, but some previous owner removed all that, installed the plywood and vinyl. Fix This Build That 12,450,972 views. Never run hardwood flooring in the same direction as plank subflooring. Like; Save; PRO. Before you begin to think that I have a clue… let me stop you. A beautiful floor starts with a stable subfloor. Contractor is trying to talk me into replacing the existing diagonal plank subfloor from when the house was built in 1950. The planks are very dry and full of large knots (some pieces have cracked from simply walking on them). I was going to try to avoid removing cabinets. Glue down or not? The wood is in good shape and the nails seem to hold well. diagonal planks >> existing subfloor (leave it as is, add some screws for squeaking and movement) diagonal planks >> existing subfloor > 1/2" plywood diagonal planks >> plywood of some thickness (rip out current subfloor) diagonal planks >> plywood of some thickness >> self-leveling concrete. Also, give me the why/why not if you can. I am going to replace the hardwoods in my 1930 house (current hardwoods are 1/4 inch thick and trashed! If so, how thick? Rule And/Or Policy Violation. I've attached a picture of the floor and would like to install tile out until the blue line and as far as the doorway. You can't fasten the planks to the joists and then fasten the plywood to the planks and expect any of it to move freely, can you? Nick January 31, 2010 at 2:20 pm. I'm considering tile in my kitchen but have got down to the 1x diagonal plank subfloor and they are ate up with termites. )-just moved in and checked the subfloor. Sand-flat any plank subfloor edges if cupping is noticed, cover with 15lb felt paper. Super sexy, no? Each one of the prior subfloors would be used depending on what type of floor you would like to install. Run the hardwood perpendicular or across the joist. Here are nine common subfloor installation mistakes and how to prevent them: 1. 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 subfloor is in good condition, but we are thinking of putting plywood over it before installing the flooring. Nail into the joists or not? Thanks again I really appreciate the help. … The four types of subfloor are plywood (which was mentioned before), plank sub flooring, oriented strand board sub flooring & concrete slabs. Reply. It was totally warped in a few places and had extensive water damage in others. Am I better off replacing the whole subfloor, or could i leave the cabinets alone and cut around if so with what? So one corner is raised and catches anything that goes across it. The area at our front door was tiled with ceramic. An old house built before the late 1930s and early 1940s often had straight-edged or tongue-and-groove boards as sheathing, laid perpendicular or diagonally to the floor joists. Our plank subfloor needs repair and leveling. I live on the third floor of a 1903 brownstone in Boston. As laminate flooring continues to grow in popularity, how to repair laminate flooring after water damage is becoming an interesting topic for many homeowners. Cutting and nailing the subfloor is very labor intensive as well as the waste that results from the angle end cuts. Thank You! Since then, planks have been almost entirely replaced by plywood and other sheet subflooring. share | improve this question | follow | edited Aug 16 '19 at 13:41. On the longer diagonal subfloor splice, Chad predrilled for a plywood gusset. Wood Plank Subflooring . Issue 286 - Oct/Nov 2019. So what is it? #7 08-22-12, 07:07 PM chandler. To replace hardwood floor, start by cutting and prying up the old hardwood planks using a circular saw, pry bar, and mallet. Jeffrey Major Subfloor Replacement Excerpt - Duration: 2 ... How to Install Vinyl Plank Flooring as a Beginner | Home Renovation - Duration: 10:53. And I would also have to replace the hardwood flooring. The right subfloor choice depends on your budget, climate, and top floor material. To make a long story short, we ripped up some of the carpet (which we were replacing anyways) and saw that the entire subfloor was composed of 3/4″ particle board (not just the top layer, the only layer). backer. DIYNetwork.com teaches you how to install and prepare a subfloor with several step-by-step tutorials and how tos. The subfloor is a diagonal plank that is 1" thick. As part of our master bath update, I had to learn how to patch and repair our subfloors. OSB provides a reliable, sturdy foundation for squeak-free, straight floor systems—provided a few simple installation best practices are followed. To avoid building up the floor too high, you can use 1/4-in.-thick backer board instead of 1/2-in. Improper spacing. Pine comes in a wide variety of colors, from clear white to a rich brown, and generally improves with age. screws every 6 in. 1"X8" plank subfloor nailed on the bias to the joists 1"X4" softwood boards nailed perpendicular to the joists on top of the subfloor. My home was constructed in the 50s with 3/4" diagonal plank sub floor which I was told is not acceptable for tile. Drying subfloor after flood damage can seem like a daunting task. If these 3/4 in. Wood planks were the traditional subflooring material used in homes built up to the mid-twentieth century. In older homes, it was not uncommon for the subfloor to consist of simple 1 x 6, 1 x 8, or 1 x 10 planks nailed diagonally across the joists. Today I’m talking subfloors. The subfloor in the new addition is plywood so that isn't an issue. The plywood adds stiffness and stability to the floor. Do I need to put down any plywood on top of the original plank subfloor? The subfloor acts as support for your wood, tile, or carpeted flooring. Flooring Over Plank Subfloor Whether or not you need plywood underlayment under engineered wood flooring depends on the condition of the original subfloor. The key is to isolate the area to use the dehumidifier followed by circulating air using the fans. Planks for subflooring must be run at a 45 degree angle to minimize the effects of cupping of the subfloor planks when tongue and groove finish flooring is used. The tiles cracked and I decided to replace them. backer. Joseph Corlett, LLC. BC plywood over the old subfloor, using construction adhesive and driving 1-1/4-in. Dan1973 said: I've got that same old drywall in my 1961 house - it's a bear to demo, … Add a layer of 1/2-in. These were usually placed diagonally for added strength. He fastened the gusset under the existing subfloor so it extended out to support the edge of the new subfloor piece. I plan on 3/4 inch oak solid floor. Attached are three pictures that I took of various parts of the plank subfloor that I revealed through removal of the finish floor and sleepers (and 700LBS of nails). Replacing the 1 x 8 plank subfloor would be a challenge. It is 3/4 inch thick by 5 inches wide plank that is tongue and groved, perpendicular to the joists ( i have no idea what kind of wood it is). It seems to me that no matter what the joists, plank subfloor, and plywood subfloor are going to be connected and NOT be independent. I'm in the process of gutting my house and plan to install engineered hardwood over plywood, on top of the existing diagonal plank subfloor. We are redoing an old house with diagonal plank subfloor. Starting in the early 1940s, plywood sheathing became more common, and by the 1960s there were numerous options for sheathing available. We will be installing engineered wood flooring over an old tongue-and-groove plank subfloor. … 10:53 . We have had it inspected by another installer, the retailer and the distributor. December 2nd, 2020 by & filed under Uncategorized. The planks are typically 1x6 and made of pine, fir, or a similar softwood. Some manufactures recommend pushing the first row against spacers that keep the planks away from the wall a small distance. However, equipped with a dehumidifier and some fans, it is easier than you think. Is it necessary to replace the subfloor or is it a money grab? Banned. The majority of the subfloor is in good shape and sturdy. The common floors include 3/4 thick solid wood flooring, engineered wood flooring, floating wood floors & laminate flooring. I could tear out the whole subfloor but I would have the same problem with the walls at the top and bottom of the picture because the bottom plate/walls are on top of the diagonal subfloor. As with old-fashioned tongue groove plank subfloor, this product features a ridge that runs along one of the plywood’s edges. Then, remove any nails and staples in the subflooring, and sand off any paint or adhesive. Unfortunately, that thread derailed and turned into a pissing contest. Replacing and Repairing Subfloors. They were commonly nailed to wood joists with standard box nails, which tend to loosen … 3/4" Hardwood flooring can be installed over diagonally laid planking. During remodeling, these planks are often replaced with plywood or OSB, or they can be augmented by laying another subfloor layer of plywood over the diagonal planks. Please advise. We have the subfloor exposed now, and squeaking is pretty minimal. Next, buy replacement flooring, and let it acclimate in the room for 3 days so it doesn't shrink or expand after you install it. I would like to put ceramic tile in my mud/laundry room but it has an access hole approx. Nothing in this home is built to any specific 16 OC and the planks are similar but varied widths with space between them ranging from 1/8 to 5/8" spacing. Posted December 2nd, 2020 by & filed under Uncategorized. — Denver Tax and Business Law — old plank subfloor. Use a moisture barrier if you are installing on a cement subfloor. In some homes this sheathing actually became the finished floor. How to Replace Old Pine Flooring. Need Help Finding a Old Town Plank Wood Floors. All have said it was installed correctly. At the angle, the finish flooring rests on the high spots of the subfloor. Keep this process going until moisture is gone. There are also areas of wood that splintered from age. 13.3k 6 6 gold badges 53 53 silver badges 85 85 bronze badges. Wrapping up the subfloor in the adjacent bathroom required an interesting puzzle piece to bridge the floor joists, to match the diagonal shiplap of the existing subfloor, and to accommodate a toilet drain. Pine flooring adds a distinctive touch to a house. When I removed the tile and cement board, I discovered that the cement board was attached directly to the old 1x8 plank subfloor. The planks are nailed to the joists with 2-3 nails spaced at about … Replacing a damaged plank is definitely easier and less expensive than replacing the entire floor, and there are two ways to approach this as a DIY project. With the plywood in place, install the backer board as you normally would. Can I install 3/4" of hardwood flooring directly upon the original plank subfloor? Chris Cudmore. I thought I saw somewhere here, and I did, about gluing/not gluing, and nailing/not nailing into the joists. The ends of almost every plank peak and do not lay flush on one side despite a flat plywood subfloor. The joists are 16" OC and the planks are around 1x6. Nailing the subfloor is in good shape and sturdy plywood over it before installing the flooring it... Subflooring, and by the 1960s there were numerous options for sheathing available with diagonal plank subfloor 3/4 '' laid! Of colors, from clear white to a rich brown, and by the 1960s there numerous... 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