How To Treat Plywood For Exterior
If you are using rough cut plywood then a primer and paint is recommended.
How to treat plywood for exterior. Plywood certified as having a bond classification of Exposure 1 or Exterior can be treated with preservative chemicals although certain applications such as permanent wood foundations are limited to Exterior plywood only. Wait one hour and spray it again. The layers are glued together and if water-resistant glue is used it is exterior plywood.
Put on gloves safety goggles and a mask. If not selected properly sealing will not be useful. Id thought of several coats of wood preserver soaking the edges well eg.
Its made of rough lower-quality wood that is heavily treated for water resistance. Step 1 Sanding Your Marine Plywood. In fact if you apply paint onto plywood without sealing first then water will easily seep through the paint.
The preservative may not. 7 Sep 8 2011. Pressure treating plywood is an envelope treatment only treating the outer veneers edges and ends of sheet.
Joined Sep 2 2011. Then use painters tape to mask the front and back panels up to the. If the plywood is fresh from the factory I would let it dry a couple of weeks before painting.
Waterproofing and varnishing your plywood will eliminate the possibility of this happening entirely and ensure that you never have to worry about your homes exterior falling apart. It can be used as a siding material if sealed or painted. The most common types of exterior plywood are CDX marine-grade pressure treated OSB and T-11.