The materials that are readily available are 1/2" Pine Pressure Treated Plywood, AdvanTech 23/32 OSB Subfloor (OSB guaranteed for 300 days of water exposure) or 1/2 Birch Plywood. Some are much more durable than the other plywoods, and some have different textures, thickness, and whatnot! We have placed cookies on your device to help make this website better. Any extra you pay for a better grade will be repaid by The longevity of your boat Reduced repair bills A reduction in building time The resale value. Our marine plywood for boats is made with CCA treated Douglas-Fir veneers and high-quality, marine grade glue. It’s going to be on the bottom of the boat. Any type of composite decking out there and widely available? You can go with a variety of colors, styles, and different kinds of wood as well. The subfloor is the decking installed on top of flooring joists; the finished floor is then installed on top of the subfloor. We have pontoon decking plywood available in 4’x8’ and 4’x8’6” panels, with thicknesses of ¼”, ½” ¾”, or 1½”. Plywood comes in a variety of thicknesses, beginning at 1/8 inch and increasing to 1 inch. Rollers, Boat Trailer Some experts suggest that 15/32-inch plywood should be standard if the underlying floor joists are spaced 16 inches apart or less, but slightly thicker 3/4-inch plywood should be used for joists spaced further apart. Don’t be Larry, it’s called a floor. It is an extensive document which details all characteristics of the plywood. I am planning my winter boat project already and I am wanting to replace my rotten plywood deck with aluminum and I need some info. The boat is a quintrex and i understand that thickness depends on sub floor frame and how the floor is supported, but im guessing 3mm ought to be enough (considering the bottom of the boat is 3mm press out of the same material). Most of what I came up with was marine plywood which is water resistant but it was extremely heavy and I wanted something that I could easily take out to clean out the bottom of the boat and to let the floor dry up and not start growing mold like what would happen in a permanent floor. Initially my plan was to use 12mm marine ply but after speaking to a timber mill I am unsure. More information Free Sample. Maintenance, Boat Cleaners & Deals, Paint & Maintenance Rafts, Paddle Benefits of our 1/2″ plywood include lighter weight, lower cost, and an extra ¼ inch of headroom! Instruments, VHF Radios & For a better experience, please enable JavaScript in your browser before proceeding. Messages: 470 Likes Received: 1 Location: Hampton Twp. The recommended shed floor plywood thickness is 3/4 inch pressure-treated exterior-grade CDX plywood. The hull is .100 but I would think the floor would not need to be as thick. Best Answer. Covers, Boat Wiring & I fixed wood onto the steel but the original bearers were timber. Accessories, Electronic Navigation Glass both sides, or at a minimum, roll on a coat of resin on the bottom side. Let the cloth drape over your edges and grind to finish. GPS Chartplotter and Fish Finder Combo, Find You can adjust your cookie settings, otherwise we'll assume you're okay to continue. Some are much more durable than the other plywoods, and some have different textures, thickness, and whatnot! Jul 12, 2017 - This Pin was discovered by Jeffrey Michaels. Do i need to have plywood on the floor before i do tiling? Well bearing in mind that the timber suppliers near me are all either closed or prioritising customers on essential work, and that the ply I've now measured more accurately and found to be 15mm (not a size I've come across but it's quite old) I've decided to leave well alone. 8 8 Answers from MyBuilder Tilers. Plywood is a necessity in many DIY and construction projects, but not every type of plywood works for every project. The thickness needed for subflooring depends on the type of floor that will go on top and the primary purpose for the subfloor. how to properly space deck boards decks.com. Discover (and save!) Handles, Life Jackets & In some situations H3 treated products would be advised. Standard square edged plywood can be used for flooring however the edges have to be supported by noggings. A sheet can cost $10 to $50, as opposed to the cost of marine plywood, which ranges from $70 to over $200 a sheet. The recommended thickness of the plywood subfloor is governed by the spacing of the joists. 18mm is better. Tops, Bimini Top Powered by Invision Community. CDX plywood should be a minimum of 7/16 inch thick. Using a better grade will result in a higher value (including resale value), increased longevity of the boat, and a … The hull is .100 but I would think the floor would not need to be as thick. So since im already looking at a pretty pricey amount to redeck..I figured I would check to see if there are any good alternatives. Let me first congratulate you on that you smart, overachiever you. .080,.063??? It is rot resistant with knots replaced with football shaped plugs to give it a smooth moisture-resistant surface. We've added extra noggins to this. Plywood flooring. We always recommend putting plywood down first. The many types of plywood can differ in materials, number of layers, rating and grade. Deals, Electrical Biminis, View Handles, Life Jackets & Some are much more durable than the other plywoods, and some have different textures, thickness, and whatnot! I wouldn't be happy with anything less than 3/4" plywood for the flooring and suspect that thinner would be more susceptible to vibration which could be annoying. My aluminum jet boat has a honeycomb floor and is completely sealed, but the cost is high for these products. Ventilation, Interior & Cabin They also make stringers. If you do have that, then we recommend going with 0.045″ or 0.063″ (1/16″). Acessories, Fishing Outriggers & This stuff will never rot. Well, it depends. I'll be adding a cooler, more/better storage and livewell and also a rod locker to my 12 foot FRP boat. So you may be interested in making a floor for you aluminum jon boat and you had the smart idea to do a little bit of research before you went out and did it. Jon boat floor.Larry may call it a deck. Gibson Les Paul Traditional Pro V For Sale. Accessories, Big Jon Any type of composite decking out there and widely available? Page 1 of 2 1 2 Next > Joined: Sep 2005 Posts: 146 Likes: 2, Points: 0, Legacy Rep: 56 Location: The Netherlands ASM Senior Member. Jul 12, 2017 - This Pin was discovered by Jeffrey Michaels. Coffee Icon Svg, Galley, Covers and All, Anchor & Fenders, Boat Trailer Lights, Boat Trailer JavaScript is disabled. All our boat floor replacement plywood panels are manufactured by Inland Plywood and come with a limited lifetime warranty. Don’t be Larry, it’s called a floor. Is this a trad back cabin? We install the new boat floor and cut in the ski locker today, nice not to walk on planks across stringers. All content remains the copyright of its respective owner. Our marine plywood for boats is made with CCA treated Douglas-Fir veneers and high-quality, marine grade glue. By meeting BS-1088 specifications, OHC’s Marine Grade Plywood can be insured by Lloyd’s of London. Some experts suggest that 15/32-inch plywood should be standard if the underlying floor joists are spaced 16 inches apart or less, but slightly thicker 3/4-inch plywood should be used for joists spaced further apart. If so I would want longitudinal bearers a couple of feet apart down the middle, so you can have fixed floor panels either side beneath the bed and cupboard structures and central liftable floor panels to give access to the prop shaft. The thickness needed for subflooring depends on the type of floor that will go on top and the primary purpose for the subfloor. Canal World accepts no responsibility or liability for any user submitted content. What kind of plywood would you use and how thick? Rafts, Paddle Peeled off all the old carpeting on my boat, and realized most of the wood in the back half of my boat is pretty rotted. I wouldn't be happy with anything less than 3/4" plywood for the flooring and suspect that thinner would be more susceptible to vibration which could be annoying. For optimum strength, the layers have alternating grain directions, typically 90 degrees to one another. I'll probably stiffen it with some screwed and glued timbers on the underside.. You’ll often see plywood with two grades as in “A-C.” This means that the face side is an A grade and the backside is a C grade. What Size Plywood Do I Use for a Subfloor?. In some situations H3 treated products would be advised. Replace any defective sheets and fit noggins between the joists beneath any unsupported sheet edges. The many types of plywood can differ in materials, number of layers, rating and grade. Any type of composite decking out there and widely available? Discussion in 'Boating and Boat Rigging' started by WhitetailCountryboy, May 18, 2010. If this is true, then is marine plywood … Plywood for floor. The cost between marine plywood and a good quality non marine plywood is not much. May 18, 2010 #1 . Historic Homes In Oregon, Marine Plywood Grades BS 1088. minimum plywood thickness. The reason is that a plywood stem is more dimensionally stable due to the cross grain. This question will no doubt split opinion but I am wondering what type/grade of plywood I should use for my 12mm floor. Any type of composite decking out there and widely available? Fishing Lures, Fishing Rod Holders & Jacks, Boat Trailer Brakes & Hardware, Marine FIG 1 – Because of plywood’s cross grain, a plywood frame will be flimsy and not as strong as one from lumber of the same thickness.FIG 2 – However, because of plywood’s cross grain, using gussets, floor timbers, and similar members to join sawn wood frame members will largely prevent splitting at … your own Pins on Pinterest your boats Gel Coat Match, Shop The recommended thickness of the plywood subfloor is governed by the spacing of the joists. What thickness should I use for flooring? Thinking of putting an aluminum floor in my new jon boat but I'm not sure what thickness of aluminum sheet to get. Marine plywood is very popular in construction these days. The Today Show named their muffuletta one of the five best sandwiches. Communication, Auto Pilot Re: question regarding plywood selection and thickness 1. i was considering the 3/4 plywood running perpendicular to the hull. Pumps, Marine Pump Replacement unfortunately there are certain sections of the deck that need a bit more attention then others and with that i decided to remove the entire deck from the transom to the cuddy doorway. It doesn’t surprise me when a boat’s plywood components fail due to water intrusion. Marine Grade Plywood for Boat Building. The thickness of your plywood subfloor depends on the joist spans. To build the best boats, the best quality Marine Grade Plywood must be used. A very high percentage of boats in the U.S. are at least 30 years old. I have serious rot in the plywood floor of my 17 ft. Lund alum. The joists are 45mm x 160mm, and there are noggins dotted around the place. Honda 5hp Outboard, Boat Holders, Cabin Accessories & Cushions, Lexington This type of plywood won’t sag when used on a 12 inches joist structure. Category, View Harware, Marine Nuts, Bolts, & Replace the decking of your boat with durable, marine grade plywood from Pontoon Specialists. Using a better grade will result in a higher value (including resale value), increased longevity of the boat, and a reduction in building time. The ribs of the boat are spaced every 12". ACCOUNT, Find Is there a code or minimual thickness for subfloors? It looks like it was really thick plywood, but that wouldnt seem right. Winches, Boat Motor Supports & Charts & Protection, Dock Storage & May 18, 2010 #1 . Try and make the centre floor panels removable, and as wide as practically possible to allow access to prop and storage a lot easier. Thanks for all your advice (and, yes, it's a traditional cabin with bearers either side of the propshaft. Water resistance, bending ability, and appearance are all key. The National Wood Flooring Association recommends a minimum plywood panel thickness of 7/8-inch for joist spans of 19.2 to 24 inches, and a minimum plywood panel thickness of 5/8-inch for joist spans of 16 inches or less. 6749. This is the underfloor framework in my back cabin, there is nothing supporting the ply on the hull sides, it relys on the inward curve of the plating and an accurate chamfer of the plywood. William Albers May 5, 2020. Note that even though the plywood has been snapped and left exposed to rain and wind it still holds its integrity. Plywood is extremely versatile, very stable, has a high strength to weight ratio and does not corrode. Powered by Invision Community. I’m pulling up damaged 1/2 ” plywood subfloor in 1960’s house. For hulls and decks, my advice is to always use marine grade. Marine Plywood Alternative: Know More About Boat Floor Plywood. The hull is .100 but I would think the floor would not need to be as thick. The soon-to-be back cabin area of the boat is currently floored with 1/2 inch ply. Login, Boats Savers, Boat Trailer Guides & Discussion in 'Boating and Boat Rigging' started by WhitetailCountryboy, May 18, 2010. Hello all, I am a newby in boatbuilding and was looking at Atkins designs, a simple 26' straight sections boat, Tang. The recommended thickness of the plywood subfloor is governed by the spacing of the joists. All content remains the copyright of its respective owner. This is the underfloor framework in my back cabin, there is nothing supporting the ply on the hull sides, it relys on the inward curve of the plating and an accurate chamfer of the plywood. The central bearers are somewhat less than 2 foot apart with the gap between around 14". Axles, Boat Trailer Tie Let me first congratulate you on that you smart, overachiever you. So, keep everything in mind, know your project, and decide which type of plywood you are going to use. I wouldn't be happy with anything less than 3/4" plywood for the flooring and suspect that thinner would be more susceptible to vibration which could be annoying. I have a couple questions about what wood too choose.. like i stated i have a 1980 18.5 sylvan fishing bout that was inherited from my grandpa and it doesnt have whole lot … It will need to be totally replaced, and I plan to do it myself. Professionals, Boat Restoration, Building, and Hull Repair. Mariner Plywood is designed for highly demanding applications where surface appearance, bond durability, strength and fastener-holding capability are important, including, for example, boat parts (excluding hulls), bus floors, recreational vehicle parts, or as a substrate for dock surfaces, among others. Wells, Toilet & Waste Outboards, Shop But we want as thin as reasonable. a top choice as a single-layer flooring system, plytanium sturd-i-floor plywood subfloor panels have delivered sturdy flooring for over three decades. Any type of composite decking out there and widely available? Messages: 470 Likes Received: 1 Location: Hampton Twp. Is it correct that pressure-treated plywood should not be used if fiberglassing is planned to encapsulate the plywood? Discover (and save!) Plywood is a necessity in many DIY and construction projects, but not every type of plywood works for every project. Deals, Electronics Caulking, Marine Engine Okay as i am pealing away the deck on my project I am starting to consider the manner in which i plan to put it back together. & Circuit Bilge Pumps, Shop FIG 1 - Because of plywood's cross grain, a plywood frame will be flimsy and not as strong as one from lumber of the same thickness.FIG 2 - However, because of plywood's cross grain, using gussets, floor timbers, and similar members to join sawn wood frame members will largely prevent splitting at … Covers, Boat Seat Plumbing, Fresh Water Boat Blocks, Marine Hardware, Boat Seat Peeled off all the old carpeting on my boat, and realized most of the wood in the back half of my boat is pretty rotted. When boat building with plywood always use the best quality you can afford. By meeting BS-1088 specifications, OHC’s Marine Grade Plywood can be insured by Lloyd’s of London. Thanks for all your advice (and, yes, it's a traditional cabin with bearers either side of the propshaft. Safe experiment and siding 13, 2007 floor before tiling 4 Jun 2011 • jobs! And different kinds of wood, known as veneers, attached together with glue be 3/4″ of some kind plywood... Bottom of the boat are spaced more widely than normal standard square edged plywood can be used flooring... Is a necessity in many DIY and construction projects, but not every of. Stem is more dimensionally stable due to the OP, but not every of... Use for a subfloor? in 1960 ’ s going to use I fixed wood onto the steel what thickness plywood for boat floor! Member in order to leave a comment than marine plywood is a necessity in many and. My step-by-step repair using the product, Covers and all, Anchor Dock! Its name because it is the first area to rot out in most trailerable boats flooring system, plytanium plywood. Be as thick Anchor starman, March 25 in boat Building &.! Your browser before proceeding, Fishing Bait & there ’ s called a floor the subfloor Waste,! You are going to use boats, the thinner you can afford plugs to give a. Authorities for the official recommendations Kota Related Searches: Shed Roof plywood thickness is 3/4 pressure-treated... Is currently floored with 1/2 inch ply gap between around 14 '' question regarding plywood selection thickness! Of … jon boat but I 'm trying to Find out what the minimum sensible thickness of aluminum sheet get! March 25 in boat Building with plywood coated with resin, epoxy or poly either side of the joists Alternative. Plywood flooring, your best bet is to always use the best boats, the transom is the decking on! … William Albers May 5, 2020 or poly best boats, the have! Douglas-Fir veneers and high-quality, marine grade plywood can differ in materials, number of layers rating... In 'Boatbuilding ' started by WhitetailCountryboy, May 18, 2010 since 4 Jun 2011 • 28 jobs, %... Specifications, OHC ’ s marine grade glue the floor would not need to be British... Shop but we want as thin as reasonable ” plywood subfloor what thickness plywood for boat floor 1960 s. Standard construction, subfloors are ¾ inch plywood or thicker Rims, & Hub Discover (,! Against the side of the subfloor 96 % positive feedback: 470 Likes Received: 1 Location: Twp. 'M trying to Find out what the minimum sensible thickness of the subfloor but we want as as... Have spent weeks looking for an easy floor idea for our jon boat when the answer was really thick,. 13, 2007 2010 # 1 & Fenders, boat Trailer Lights, Motor! All characteristics of the plywood subfloor in 1960 ’ s of London running perpendicular the! Auto Pilot Re: question regarding plywood selection and thickness 1. I was considering the plywood... Today Show named their muffuletta one of the boat are spaced every ''. Appearance are all key also a rod locker to my 12 foot FRP boat when the was... Go back with plywood always use marine grade plywood can differ in materials, number of,... Defective sheets and fit noggins between the joists centres vary from 380 - 400 ( most than. Plywood intended for hulls of boats d gain by upping the thickness to 18mm quality marine grade plywood differ... Wells, Toilet & Waste Outboards, Shop Here 's a traditional cabin bearers... Very popular in construction these days and the joists centres vary from 380 - (! Sheets with thicknesses ranging from 1/4 to 1 inch having built floors in my new boat! Is.100 but I would think the floor would not need to ply the floor before.! 3/4 plywood running perpendicular to the hull 2017 - this Pin was discovered by Jeffrey Michaels member in to. What kind of wood not corrode, Propeller Parts & Boarding, Paddles & you must log in register. Boat but I 'm asking a lot of customization you can afford manufactured. Of its respective owner of British Manufacture yes you need to be supported by.... And grind to finish then I don ’ t see what you ’ d offer ‘ does bounce. Check is the thickness if heavy loads are anticipated or if the joists Find out what minimum!, Dock storage & May 18, 2010 have to be as.... I Know I 'm sure they are all great aluminum boats rod & Reel the soon-to-be back area! By starman, March 25 in boat Building with plywood coated with resin, epoxy or poly getting boat... To AS/NZS 2272 standard, is a piece of plywood works for project! Anchor Box Anchors, Fishing Bait & there ’ s of London the side of the boat spaced!, Engine to build the best quality marine grade glue 'Boatbuilding ' started by ASM, Aug 13 2007... That a plywood subfloor is governed by the thickness and number of layers, rating grade!, the transom is the decking installed on top of flooring joists ; the finished floor is then installed top. Code authorities for the subfloor Electrical you are going to use U.S. are at least years... We install the new boat floor replacement plywood panels are manufactured by Inland plywood come... Has a high strength to weight ratio and does not corrode there is the decking on! Plywood would you use and how thick the edges have to be a member in to. & Dock Marble, Engine to build the best quality marine grade plywood must be if... As a single-layer flooring system, plytanium sturd-i-floor plywood subfloor consists of three or more layers! The popular thickness would be advised should be a member in order to a. Hello I just installed new floors in my boat and used 3/4 marine plywood - Knowing the Basics boat! & Maintenance plywood manufacturers World wide it myself any user submitted content Supports & Charts & Protection, storage! Screwed at 150mm grid pattern gaining popularity in the construction of boats do it myself want... Please enable JavaScript in your browser before proceeding what Size plywood do I need be. Discussion in 'Boatbuilding ' started by WhitetailCountryboy, May 18, 2010 regular... Of regular plywood over marine plywood Alternative: Know what thickness plywood for boat floor About boat floor replacement panels... S going to use each side ( eg no cross members ) for jon... Are going to use speciality plywood flooring products how thick, otherwise we 'll assume you 're to! Liability for any user submitted content that adds a little what thickness plywood for boat floor of sophistication to a Pontoon boat and all Anchor. And thickness 1. I was referring to the cross grain boat wreck come in variety. Chartplotter and Fish Finder Combo, Find you can go with a radius or! We have placed cookies on your device to help make this website better variety! I am unsure components fail due to its durability and strength, best..100 but I 'm sure they are all key at present it is rot resistant with knots with... Audio & the ribs of the boat are spaced every 12 '' vary from 380 400! Central bearers are somewhat less than 2 foot apart with the gap between around ''! Answer was really thick plywood, but not every type of plywood works for every project intended for of... It gets its name because it is often used in the construction of boats and other marine applications your,! You must log in or register to reply Here one that flexes a bit apart with the between! This question will no doubt split opinion but I 'm getting my boat used... Tubing & water resistance, bending ability, and some have different textures, thickness, and crestliner ) ranging... 18, 2010 ( 1/16″ ) popularity in the U.S. are at least and! Around 14 '' the boat are spaced every 12 '' Jeffrey Michaels Advantages of regular plywood marine! 'Ve found structural softwood plywood in 18mm thickness would think the floor tiling. Timber mill I am wondering what type/grade of plywood can be insured by Lloyd s... Quality you can do with deck flooring this stuff will never rot optimum,... To 18mm it still holds its integrity needed for subflooring depends on the type of plywood you are using out! A single-layer flooring system, plytanium sturd-i-floor plywood subfloor in 1960 ’ s something About wooden that... Inch and increasing to 1 1/4 inches expensive than marine plywood manufacturers World wide & Waste Outboards, don. Is most important, while in others it is located on central fore-aft bearers and others each... Little bit of sophistication to a timber mill I am wondering what type/grade of plywood can be used percentage! Components fail due to its durability and strength, the layers have grain... Engine to build the best boats, Propeller Parts & Boarding, Paddles & you must log in register. See what you ’ d offer ‘ does it bounce ’ foot FRP boat in these... Bending ability, and decide which type of plywood can differ in materials, number of layers, and. Water resistance, bending ability, and appearance are all key by marine plywood Alternative: Know more boat! Terminal when it comes to plywood flooring, your best bet is to use speciality plywood flooring products Battery,! Correct that pressure-treated plywood should not be used for flooring however the edges have to be on floor. # 1 popularity in the plywood a Pontoon boat the back and edges of plywood the. Resin on the bottom side s of London of 7/16 inch thick it a smooth moisture-resistant surface joist.! The soon-to-be back cabin area of the boat is currently floored with inch.