Key Takeaways. Roof insulation costs are fairly consistent, with a low end of $1,000 and a high range of $2,500.The average costs for a typical insulation project are around $2,000.; The materials ...

Adding insulation to a typical home’s attic, flooring, basement, and crawl spaces can lower total energy costs by an average of 11 percent if you also plug unwanted air leaks.

Get expert advice on improvements to your home, including design tips, how much you'd expect to pay for a pro and what to ask when hiring experts.

Any amount of fiberglass insulation can cover the attic floor, making the roof and attic as cold as they can get as long as the insulation does not block the soffit vents. This will also prevent ...

It might be time to add some insulation to your attic. Federal tax credits will cover 10 percent of the cost up to $500 for qualifying insulation and air-sealing products purchased in 2016.

If your attic insulation is good, the snow will stay on for a long while (and actually will add insulation to the roof, since snow is an insulator). The best snowstorm for these observations will ...