Ceiling Insulation Costs* TYPE OF COST AMOUNT ; Average Cost. $225 - $255. Highest Cost. $285 - $340. Lowest Cost. $165 - $ ... What Type of Insulation Is Best for Ceilings?

Having an open ceiling to reveal rafters makes for a dramatic effect, but the ugly insulation batts ruin the look. An alternative to drywall that looks great in a workshop is to cover the ...

I know they're caused by heat leaking from the house, but since part of my house has a cathedral ceiling, I can't add more insulation than is already between the rafters.