Insulation
Clarksville - Greenville - Sheridan - Stanwood, MI
Built Right, Stay Comfortable.
Big L Lumber’s insulation department helps you create warmer winters, cooler summers, and lower energy bills with dependable products and expert guidance you can trust. Whether you are tackling a new build, upgrading an older home, or sealing up a workshop, our team is ready with the right insulation solutions for every project and budget. Visit us at any of our four Michigan locations in Clarksville, Greenville, Sheridan, and Stanwood, and get the materials and know-how to keep comfort locked in year-round.
Did You Know?
Heat is lost from most buildings as indicated:
10% Air leakage and infiltration
23% Windows & Doors
27% Walls
40% Ceilings
CertainTeed Kraft-Faced Fiberglass Insulation
Ideal when a vapor barrier is needed for attic, exterior walls, floors or crawl space.
Big L Lumberland stocks thicknesses of 3-1/2", 3-5/8", 6", 10" and 12" in widths of either 15" or 23". (Not all sizes available in all widths.)
3-1/2" R-Value is 11
3-5/8" R-Value is 13
6" R-Value is 19
10" R-Value is 30
12" R-Value is 38
Dow Styrofoam Sheathing
Superior moisture resistance, contains no fiberglass, so no itch, and offers unbelievable strength.
Big L Lumberland stocks 4' x 8' sheets in 3/4", 1" and 2" thicknesses.
Nu·Wool Cellulose blown-in Insulation resists fire, moisture and rodents. Nu-Wool insulation is also a good sound deadener (blower rental available).