Dricore Subfloor 23.25" x 47.25" x 1" Insul-Armor Premium Subfloor (box of 10 panels covers 80 sqft.)

Air Gap Technology helps protect against moisture, mold, mildew and small water leaks, Makes floors feel warmer with an R-value of 4.1, Lightweight, easy to cut, convenient 23-1/4 in. X 47-1/4 in. size, with a tongue and groove design makes installation extremely easy, Softens finished floors against hard concrete, Helps promote healthy indoor air quality, Engineered to support up to 3,650 lbs. per square foot