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John Evans

John Evans's Posts

Is Drywall Needed With Spray-Foam Basement Insulation?

Q. Is Drywall Needed With Spray-Foam Basement Insulation? When the interior walls of an unfinished basement have been insulated with Icynene (or a similar spray-foam insulation), can the foam be left exposed, or does it have to be covered by a noncombustible material? Read more

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