Labor costs are also affected by where the insulation is being installed. Installing spray foam to an uninsulated attic is generally the cheapest while applying it to basement walls tends to be the ...
Then, do a close inspection of the attic floor, especially areas around plumbing and chimneys. Use expanding spray foam insulation or caulk to seal any gaps you find. For larger openings ...
For attic walls, the recommended R-value varies based on climate zones. Each type has pros and cons. For example, fiberglass insulation is cost-effective but less airtight, while spray foam ...