I expect my replacement floor to out last me. Plywood for Boat Building. The original floor had holes in it but had been in the boat for 35 years. The subfloor is the decking installed on top of flooring joists; the finished floor is then installed on top of the subfloor. The bow will be 1.5" 2x2's through the aluminum bow which lays over (original) wood. If marine grade CCA treated 3/4 in. I am looking at pressure treated plywood, and am concerned because it will react with the aluminum. The plan is to start with the main floor. the aluminum in mine is very thin,about like aluminum roof flashing.plywood would be much cheaper and not add that much weight.1/2 inch should be sufficient,with the rib spacing in the boat.you could even go thinner with the foam support below. I have a fiberglass boat that the pedestal screws to the floor. All our boat floor replacement plywood panels are manufactured by Inland Plywood and come with a limited lifetime warranty. Nah. Long story short, I have an Intex Seahawk 4 inflatable boat and I’ve long wanted to build a DIY hard floor to add some much needed stability. Then the .5" plywood to the 2x2's. For hulls and decks, my advice is to always use marine grade. I cut and laid exterior plywood covered with Sears porch oil based paint for many years with sand sprinkled on the last wet cote for anti slip.I cut 2x4 to fit for braces where needed. DescriptionThis DIY video shows how to fix a rotten boat floor. In the OP's case, with a big flat surface, I'd go back with plywood, glue down overlapping sheets of 4' X 8' galvanized sheet to it, and paint it. 50+ years of personal experience with Aluminum boats and plywood.Treated wood will react and corrode Aluminum be it 2x4 or plywood. I have attached a photo of the OEM screws. fishing boat. When boat building with plywood always use the best quality you can afford. Plywood is a necessity in many DIY and construction projects, but not every type of plywood works for every project. I have serious rot in the plywood floor of my 17 ft. Lund alum. But the screws keep pulling out. Joined: Jul 2012 Posts: 3 Likes: 0, Points: 0, Legacy Rep: 10 Location: Springdale, AR Scrapper New Member. Pontoon boat decking is usually constructed of marine plywood screwed to the aluminum deck beams and covered with marine carpet. By meeting BS-1088 specifications, OHC’s Marine Grade Plywood can be insured by Lloyd’s of London. If you have a 20' pontoon boat, two gallons of glue will be enough glue to cover the entire floor of your boat. Thanks! Doing hours of research on YouTube and Google, I’m pretty sure that every floor I saw plans for used some kind of plywood or OSB sheets. Because of this, it does not need to have any further changes made to it after installation. The main floor will be .5" plywood to aluminum braces. Need plywood for a project? We set out the 18 different types of plywood here by ply, wood type as well as other wood sheets made from other materials. This Water Based Vinyl Adhesive is specifically designed for wood surfaces. Discover (and save!) Using a better grade will result in a higher value (including resale value), increased longevity of the boat, and a … And regarding the ski locker, I see some with an aluminum lip edging that holds the lid. The Coosa is lighter than plywood. The bottom of the decking is subject to water damage from repeated exposure to spray from the pontoons when the boat is underway. It would be easier to do if oar or paddle will be placed between ground and boat bottom, such way that to lift edge of board off the ground. Hi guys, has anyone ever installed foam decking for their aluminium fishing boat? Carpet will hold water and cause wood rot. The question i ask, am i wasting money paying for 3mm when 2mm might be enough? i removed the plywood last year when i recarpeted,and still have no problems. Been comparing the big three (lund, alumacraft, and crestliner). It's a '94 Starcraft PikeMaster 16'. This is your ultimate plywood buying guide. One gallon will cover an 8' x 10' section, or 80 square feet. plywood was used in construction and some general care was taken of the boat, you can rest assured that you'll get many years of relatively carefree service from your pontoon boat purchase before any issues or observation of any decay. The only drawbacks compared to having an aluminum floor versus an inflatable floor is the setup and breakdown time which takes … Will this be an issue? This can save you money as well. When plywood is exposed to water or extreme humidity conditions it can cause the glue to come undone, weakening the entire integrity and foundation of the wood. I see that these screws are 1 1/2inch long. The many types of plywood can differ in materials, number of layers, rating and grade. How thick of plywood should I use for the floor. prior to the same date would originally have been done with poly. Should I consider 5/8" instead? I'm sure they are all great aluminum boats. 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). I didn't know for sure what to use or how to treat it then, I'm planing on putting carpet too. Unfortunately, plywood is made by gluing layers of wood together where it is later finished with a veneer. The original floor in the boat was screwed down by Lund (1981), was 5/8″ un- sealed exterior grade plywood, and had carpet glued and wrapped around the edges. I have turned the pedestal and drilled new holes and they pulled out. This kind of plywood is very smooth as well. The one thing I hear that I can't verify is that the crestliners do not use marine grade plywood on their decks or floor, and won't last as long as the other 2 brands. I looks like Ranger didn't get the floor thick enough where the pedestal bolts to the floor. What thickness does anyone suspect that our floor is? 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.
2020 what kind of plywood for aluminum boat floor