Waterproof Plywood Boat Deck

23 32 in x 4 ft.

Waterproof plywood boat deck.

I want to waterproof the plywood i used before i put marine grade carpet on it. Waterproofing plywood for boat deck post by mac doyle mcewen wed feb 01 2006 6 18 pm marine grade plywood that has been sealed on both sides and the edges should work just fine i don t think any of it can be made completely waterproof but you should be able to make it last one hell of a lot longer. Purchase the product http bit ly 2t50kg3 subscribe http bit ly liquidrubbersub https liquidrubber ca waterproof your deck with liquid rubber polyu. Better grades also tend to be lightweight strong and virtually free of defects.

It is a good quality hardwood plywood made with waterproof glue but since it s not treated with chemicals it is not rot resistant. Deck waterproofing is easy to apply and it dries quickly. Waterproof plywood should be used to start with. Plywood is an excellent material that is used in different types of construction.

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. How to waterproof plywood sheets deck paint from water damage by rogers weber september 19 2020 woodworking 0 comments plywood is a readily available material that is hugely used in residential and commercial projects. This pressure treated plywood is a great choice for water applications such as docks ponds boardwalks and more. Adding to this i m building a casting deck on my 16ft starcraft aluminum.

If the plywood is the subsurface for a deck choose a more permanent waterproofing material with an oil base. Select the kind of waterproofing that works best for the plywood. Compatible with aluminum components. Besides the plywood should be treated to seal off the core material.

Just in case of leaks or heavy rain etc. However this kind of waterproofing eventually deteriorates requiring subsequent coats over time. Marine grade plywood often simply called marine plywood is not what it s often claimed to be. Plywood is a wood that is oftentimes used on docks and boats.

Then overcoat with epoxy paint coat to seal the surface. One disadvantage is that most plywood is not waterproof. Unfortunately plywood is made by gluing layers of wood together where it is later finished with a veneer. That is it s not waterproof.

In hindsight i should have used marine grade plywood but i was trying to save some money. There is a lot of cost difference in the base material.