Where do you buy marine grade treated wood ?A person can't win here,I posted an opinion,which it seems everyone has one.But as posters here have said and argued over and over that marine ply uses the same wood from trees as regular ply,just thinner and with no voids and the same glue .I would then take from the above post not to use any wood for a deck.I have used treated wood before on my decks on aluminum boats before and they're still floating and not leaking ,perhaps it causes corrision,if so please disregard my posts as I don't have a clue.Good Luck either way. Waterproof paint and sealer can be applied in almost the same manner as described above. The chemicals in the treated woods leach and slowly eat the alumninum it will take many years for it to eat through the hull or damage rivets, but it will damage it. I’m particularly interested in Pontoon boats, though I have extensive knowledge on most boat types. OSB isn’t terrible and your house won’t fall down because it’s sheathed with OSB, but in my opinion Plywood … Waterproof Plywood for Boat [wood Sealant method] Many people have boats … By sealing these seams, moisture, insects, dust and air can't permeate into a home. Luckily, waterproofing a boat isn’t too terribly hard if you have the right information and know how. Most of the time, you will simply just use a paintbrush to apply the sealer. This ensures that everything is going to be preserved to the fullest. PVA (polyvinyl alcohol, polyvinyl acetate) is a synthetic polymer that is soluble in water. SANI-TRED is the only waterproofing system that can repair and seal any salt or freshwater ship, work, or pleasure boat deck paint, bilge area, vertical or inverted marine structure permanently, no matter how … Click Here to view the product on Amazon. Roll the brush against the side of the paint basin to remove most of … This Old Boat ; Sealing underside of plywood floor.. However, once the sealer is applied to the plywood and dried, you will want to wipe the wood … It’s effective in film-forming, emulsifying and is adhesive. After replacing it twice he got sick of the cost and hassle and he had an alloy plate floor … Marine plywood is very popular in construction these days. Those looking for a good bargain will want to check out SEAL-ONCE. This makes it one of the most versatile wood sealers on the planet. 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. Plywood, Lumber and Treated Lumber. If you do not seal the underside of your deck seams water will work it's way up onto your deck and ruin the bond between carpet and glue. After all, this will ensure that it is able to repel the water. Your email address will not be published. I built a plywood deck for my tin boat. A strong and durable wood, it gets its name because it is often used in the construction of boats. However, it is not the best product to use if your plywood … This ensures that you’re going to be protected. It is going to protect your boat in a handful of ways. This sealer is somewhat expensive, but it’ll be well worth it. encapsulate (coat) it with a first coat of thinned (about 30%) epoxy followed by 1 or 2 coats of full strength epoxy NOT Polyester resin. Bare wood exposed in the process will be coated with the epoxy sealer and painted, creating a permanent barrier to the intrusion of moisture. Therefore, it is imperative to use the best paint for wood dock when sealing plywood. Look , i just did this exact process. You can simply do this by rubbing off any previous sealer with sandpaper. This will keep your boat looking spectacular for many years to come. It was one of Michigan's first social networks. The only potential problem is that you’ll need to use two coats. 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