Share 'Interior rigid insulation retrofit'
On this retrofit project, the home has vaulted ceilings, so plenty of room to add insulation at the interior ceiling and re-finish. There's existing 7.5" (poorly) insulated ceiling joist bays with 1/2" drywall finish, so one option is to simply add say 4" of EPS to the assembly, screw & glue to the drywall, and then finish that with perhaps cedar panels. Question is, is this a durable asse…
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