Insulation & Energy
Insulation and energy efficiency guides: R-Value, spray foam, fiberglass
Attic Insulation: Everything Homeowners Need to Know
Adding or upgrading attic insulation is one of the highest-ROI energy improvements available, paying back in 2-5 years through heating and cooling savings. Cost is $0.50-$3 per square foot for material and labor combined, totaling $1,000-$3,500 for a typical 1,500-square-foot attic upgrade. Recommen … Read more
Cellulose Insulation Definition Home Improvement
Defining Cellulose Insulation: Key Facts for Homeowners TL;DR: Cellulose insulation is a loose-fill or dense-packed insulation made primarily from recycled newspaper (up to 85% post-consumer content). It offers an R-value of R-3.2 to R-3.8 per inch, is treated with borate-based fire retardants (boric acid/borax), costs $0.80–$1.50 per sq … Read more
What Does Fiberglass Insulation Mean In Home Improvement
What You Need to Know About Fiberglass Insulation TL;DR: Fiberglass insulation is a lightweight, fire-resistant material made from spun glass fibers. It works by trapping air in millions of tiny pockets, slowing heat transfer. Standard R-value s range from R-2.9 to R-4.3 per inch, and installed costs average $0.50–$1.50 per sq ft. It is most c … Read more
Spray Foam Insulation Definition Home Improvement
Defining Spray Foam Insulation: What Homeowners Need to Know TL;DR: Spray foam insulation is a high-performance insulation material sprayed on-site that expands to seal gaps and provide superior thermal resistance. It offers R-value s of R-6 to R-7 per inch (closed-cell) or R-3.5 to R-4 per inch (open-cell), blocks air and moisture, and can re … Read more
R-Value Explained Simply
R-Value Explained Simply: What It Is and Why It Matters TL;DR: R-value measures how well insulation resists heat flow. The higher the R-value, the better the insulation. In home improvement, R-value determines how much energy your home saves on heating and cooling, and the right R-value depends on your climate, where you’re insulating, and loca … Read more