GAL Pre-Mixed Floor Patch

Henry 345, Gallon, Pre-Mixed Patch N' Level Patch, Designed For Smoothing & Patching Concrete, Wood, & Masonry Subfloors Prior To Installing Floor Coverings, Coverage 4 To 5 SQFT Per QT At 1/8" & 16 To 20 SQFT Per Gallon At 1/8".