R-49 closed cell SPF on underside of roof sheathing. Product is Bayseal which has an intumescent within it + 20 gallons of their intumescent paint sprayed on bottom.
Pic. showing attic trusses that support the roof and frame the upstairs 2 bedrooms & full bathroom.
Last edited by buffalobillpatrick; 11-05-17 at 09:14 AM..
|