Construction insulators installed under roofing or flooring reduce heat transfer and improve energy efficiency. Proper materials keep indoor temperatures stable year-round.
High R-value options for attics and subfloors
Moisture-resistant facings to prevent mold
Easy-to-handle batts or rolls for DIY installs
Find insulation suited to your build.
FAQs
Check local codes; many regions suggest R-38 to R-60 for attics to maximize energy savings.
Only if the old layer is dry and mold-free; otherwise, remove it first to avoid trapped moisture.
In cold climates, a vapor retarder on the warm side helps prevent condensation within the insulation.
Keep insulation at least three inches from recessed lights unless using IC-rated fixtures.
Wear gloves, goggles, and a dust mask when cutting or handling fiberglass insulation.