Sealing Plywood Edges For Exterior Use at Exterior

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Sealing Plywood Edges For Exterior Use. After cleaning the plywood, evenly spread the wax oil on the surface of the plywood. You should use a penetrating oil that is designed for the wood itself.

How to Waterproof Plywood How to Seal Plywood for
How to Waterproof Plywood How to Seal Plywood for from woodhappen.com

You should use a penetrating oil that is designed for the wood itself. Let the plywood sit overnight or at least 6 hours to get the best results. Apply a coat of polyurethane varnish to the edge of a wood with the help of a brush.

How to Waterproof Plywood How to Seal Plywood for

This light sanding removes the bumps caused by the first sanding and cause airspaces (left from sealing) to diminish. I've got it all cut to size, but am wondering how to treat it to make it last longer, particularly with respect to the edges. In this case, the spray can would be conducive for smaller projects but for larger jobs, the paint. Particular attention is given to the edges, as they offer exposed end grain which will naturally wick up water.