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Question: Can I install rigid foam insulation under nail-down flooring?

Michael writes from Carrollton, Texas: "I have pier and beam with 1 inch plywood sub floor. Can I install 3/4 or 1 inch rigid foam under new nail down flooring?"

Answer: Yes, FOAMULAR® extruded polystyrene insulation can be used to insulate under this subfloor.

Posted by The Pink Panther™ on March 14, 2008 09:43 AM Ask the Pink Panther™ , Frequently Asked Energy Questions |

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