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terrence c
3season room flooring

I'm building a 3 season rm on existing deck-using current 5/4 pressure treated flooring-Intend to put down 1/2'plywood subfloor for pergo floor .What the best product to use between plywood and deck boards?to keep moisture out-room will have windows.under deck boards-not between deck boards and plywood

Re: 3season room flooring

Roofing felt.

Re: 3season room flooring

If I am not mistaken, Pergo requires a foam backing which is its own vapor barrier? Would a felt layer under the plywood still be advisable?

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