shootdang167
shootdang167 t1_jef90ed wrote
Ceiling
shootdang167 t1_jef900u wrote
Reply to comment by haxxer_4chan in Insulating angled roof rafters or laying insulation on the attic floor? by haxxer_4chan
Foam is expensive compared to batts or cellulose
shootdang167 t1_jef9sob wrote
Reply to comment by haxxer_4chan in Insulating angled roof rafters or laying insulation on the attic floor? by haxxer_4chan
Yep. I presume your 1919 house doesn’t have soffit vents or ridge vents in the roof, so you would have to use closed cell spray foam which is a minimum of $2.50/sqft for 2” thickness (R14). This is per sqft of roof deck, not floor space.