That looks quite desirable: go with R-30 over the underside in the deck at our dwelling working with a mix of fiberglass batts and XPS as I explained earlier mentioned, after which add yet another R-ten (2" XPS) on the very best facet whenever we tear down and re-roof? Unfortunately that feels like It is really as well easy.If this ended up my hous

If you wish to install a combination of rigid foam along with your roof sheathing and air-permeable insulation concerning your rafters, you need to ensure that your rigid foam is thick plenty of to keep your roof sheathing previously mentioned the dew point.Many thanks - This is often new design, I am the designer / builder, and the more I check ou