Home Improvement Stack Exchange is a question and answer site for contractors and serious DIYers. Mostly, the screws that you are using will be either coated or plated. Due to the extra torque that the stardrive avails, it is ideal for use on dense plywood. One problem with Phillips drive screws is that they tend to strip, making them hard to remove. How many screws in a 4x10 sheet of drywall? Adhesive will help you here, as the subfloor plywood will have voids in spots that will not hold a fastener. I disagree tha they are really needed.IF YOU GLUED PROPERLY!! Almost all screws are plated with some material for protection. The process, in this case, starts with a series of cuts crosscuts across the sheet/across the grain. 24. To understand MFG specs, you have to first know which materials to use. Can You Use drywall screws to screw down a subfloor? My main question here is about how to secure to the joists. 19/32"-1" panels. Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. When youre cutting project parts, it can be all too easy to get them mixed up. When laying out your parts on a sheet, try to organize them so items of the same/similar dimensions are aligned. Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. Also, they don't care if it is glued or not, so long as the FASTENERS are spaced as noted. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. If this is the subfloor only and your tile guy will be installing backerboard as an underlayment over the ply, then I would defer to APA requirements. I can't wait to remodel some off these screwd glued tattood nailed floors. Bottom line, Don't attach the 1/2 inch to the joists. The actual weight of a sheet depends on the type of plywood, the amount of fiber in the panel, and the thickness of the board. Why are houses built with nails instead of screws? You can learn more about cutting plywood using saw guides in the related topics at the bottom of the page. #DIY, (Video) How Many Screws Do I Need For A Sheet Of Drywall%3F, (Video) How To Measure Rooms For Sheetrock - Drywall, (Video) How to Properly Install Drywall Screws, (Video) 5/8" Sheetrock vs 1/2" Sheetrock (Drywall), (Video) How to Estimate Drywall and Sheet Goods Quantity | Material Estimator, (Video) How Many Drywall Sheets Do I Need, (Video) How to Install Drywall to a Wall With Screws : Wall Repair, (Video) Where to Put Screws When Hanging Drywall : Drywall Repair & Maintenance, (Video) Drywall - How To Install - Menards. The smaller the tile, the less critical the flatness of the floor needs to be. You might need to do this at some point when you want to replace your subfloor. How much materials will be wasted for scrap. When your laying out parts on your cutting diagram, its important to remember that the wood grain runs lengthwise on a plywood sheet. On the 3/4" subfloor, you have the right idea. The median annual wage for drywall and ceiling tile installers was $48,040 in May 2021. Even seasoned builders will use screws when a nail would have been better simply because it's easier to remove a screw in case of a mess-up. These guidelines are based on engineering science and field observations. same principle as using clampps in a cabinet quality glue up - you are trying for full contact - otherwise the glue is acting as a cushion as much as an adhesive weld. Become a member and get instant access to thousands of videos, how-tos, tool reviews, and design features. This site is protected by reCAPTCHA and the Google. Follow the same standard for drywall. Another aspect of this issue is that the warrantees onsome floor coverings and theadhesives formulated for them will be in force only if specific underlayments, fasteners and fastener layout are used. The consent submitted will only be used for data processing originating from this website. Try calling the local investigative news teams. Article quote from - Position of Underlayment to Prevent Cracked Tile and Grout In most cases, drywall is cut by scoring through the paper on the finish side (the one with white paper) using a sharp drywall knife. If youre joining them face to face, thats 3 inches thick. You also need to pay attention to the head of the screw as its a vital determinant of the final outlook of the plywood project. Screws per 4'x8' sheet? Looking for a super tough screw that can withstand even the roughest conditions? Because drywall is too weak to hang things from, a drywall anchor is necessary, explains Matt Michaels, a spokesman for Lowe's Home Improvement in Charlotte, NC. If it's 4-by-12, it'll take about 36 screws. So that adds up to a total of about 40 drywall screws. The larger the tile the flatter the floor has to be. You do not need to pre-drill drywall screws. An example of data being processed may be a unique identifier stored in a cookie. One of the biggest is making sure you get the most out of every sheet. It's the most common choice for interior walls because they are easy to carry and hang. 27. Moving down from those screws, set a screw every 16 inches. Proper Orientation for Plywood Subfloor under 3/4" Hardwood. A panel hung vertically will cover the spaces between four studs, while a panel hung horizontally will cover the spaces between seven studs. If you arent using these standard sizes, use an online deck calculator to determine how many youll need. After further discussion with the builder he told me to screw it myself if I wanted it screwed down every 6-8", or they would do it at an hourly rate of $33 plus cost of the screws. You want to choose fasteners that will not penetrate the bottom of the subfloor. Should you drywall ceiling or walls first? Choosing screws requires due diligence. If I did that, I'd (i) talk to a lawyer first, (ii) file complaints with the BBB (if he's a member) and any local trade associations he belongs too. Is it correct to use "the" before "materials used in making buildings are"? 06-06-2002, 11:30 AM. Costed screws offer protection from moisture which induces rusting and loosening. It comes down to personal preference: Use the tape you're most comfortable with. Also, with the WoodPro fasteners, you are not likely to deal with a rusting problem at any instance. Should I use coarse or fine drywall screws? For sure, we will scrap some sheets. The drive dictates how the screw will move inside the plywoods surface. Instead of trying to cut one piece at a time, you can rip (cut lengthwise) or crosscut (cut across the sheet) to break the sheet down into smaller pieces, and then cut the individual parts to size from those. Linear Algebra - Linear transformation question. What size screws should I use per piece of plywood? A coarse thread will have thicker spirals, making them cut through the wood easier and grab on tightly. Doug, I never could understand why a contractor would fight for the right to do substandarad work just because, "we've always done it this way". We have enlisted several vital considerations to make when choosing plywood screws. When screwing drywall into wall studs set 16 inches on center, professionals recommend 16 inches of space between the screws. Step 3: Properly fasten panels (including fastening and spacing hints) Thye miss stuff from time to time, some of 'em are on the take. You can see that the parts are organized to use the sheet as efficiently as possible, and to make cutting easierwhich well get to shortly. When setting a panel horizontally, start with seven screws across the top -- one at each corner and five set at 16-inch intervals, each of which line up with a stud. The last screws will be at the bottom edge. Normal application with just 3/4" I would squirt down some construction adhesive to the joists, lay the 3/4" layer and screw 8" on edges and 12" in the middle. How should I install a plywood subfloor that will be covered by granite tiles? You only need a #8 wood screw that is 1 1/2 inches long for 5/8 inch OSB or at most 2 inches long for 3/4 inch plywood. I just nail it off and shingle, then mention it casually to him that I had done him a favor. Should I use number 6 or number 8 drywall screws? Most drywall screws are 6 weight screws which are one size smaller than the number 8 weight screws. 10. This website uses first party and third party cookies to improve your experience and anonymously track site visits. The plywood will trap and hold water/moisture between it and the decking. 5/8" APA span-rated plywood or OSB with an Exposure 1 classification or better. One of the best ways to get better at working with plywood is to learn to create your own cutting diagrams. Get complete site access to expert advice, how-to videos, Code Check, and more, plus the print magazine. Does XPS+OSB subfloor need to be anchored? Top 12 Best Plywood Screws In 2021. how many screws per 4x8 sheet of plywood. 3 Common Screw Types at a Glance Machine, Sheet Metal, and Cap Screws. As you can see, you need to prepare 264 for your living room floor refurbishment and a lot of muscle strength to bring 102 plywood pieces to your apartment. When using nails, the opposite happens. Upvote. Installing 3/4" plywood underlayment over 1/2" subfloor, Trying to understand how to get this basic Fourier Series. I can confidently Well explain in depth the critical considerations in this procedure. The second layer COULD be a hardwood finished floor, OR underlayment to better prepare the base for a stone or ceramic tile or linoleum or other finish similar to that. I am installing natural stone tile, so I've had to reinforce the joists a bit and I'm currently working on installing a new subfloor. (. Rather than improving the connection, there is a high likelihood of weakening the plywood. Doing that will help you eliminate waste and save money on your projects. The head is countersunk and features a concave convention to facilitate easy sinking into the plywood. Nails are often preferred for large projects, like house framing and installing hardwood floors, because they are typically stronger and less expensive than screws. By creating an account you agree to the Hunker. Should I use number 6 or number 8 drywall screws? But with the many types of screws, what screws are best to use on subflooring? Should I use coarse or fine drywall screws? On a warm day you will be able to stretch that a bit, and on a cold day with cold glue, you will be hard pressed to get that amount of coverage out of your tube of glue. Rather than start with a blank page, draw your cutting diagram on graph paper. Do you tape inside corners when Drywalling? When screwing drywall sheets (4-by-8) to the studs vertically, use four screws, and start at the top. Chuck, Is this an answer to the question or a comment on Tester101's answer? The best answers are voted up and rise to the top, Not the answer you're looking for? Torx drive screws are US-made and improve the square drive kind. Is the God of a monotheism necessarily omnipotent? If youre working from a well-designed project plan, then the cutting diagram should do this for you, like the diagrams shown below. How much does a 48 sheet of half inch plywood weigh? Learn more about Stack Overflow the company, and our products. Depending on your preference, choose your ideal kind. The third crosscut removes a narrow strip of waste. To find this: hold the screw up against the piece you're putting it through and select a nail approximately three times the thickness. Thus, exerting extra torque beyond a particular threshold will counter the drivers movement with the Philips design. Green River Killer. I come to a job with a trailer full of stuff so I can get it done! Well introduce a dark-colored kind but still with the key features of a top-quality wood screw. This total is comprised of four screws on the five middle studs and six screws on each of the two sides. how many screws per 4x8 sheet of plywood. Youll want to use #8 1-1/2 inch wood screws spaced 8 inches apart to secure a 5/8 OSB subfloor to the floor joist or floor truss. How much drywall do I need for a 2000 sq ft house?