LO/MIT-II Attic Heat Barrier, 5.0 gal (2,000 sqft) Second lowest emissivity in the industry, 0.170 (to LO/MIT-II MAX - 0.147) Water-based, siliconized acrylic, low VOC formulation Moisture permeable, mold resistant, electrically non-conductive One pail will cover approximately 2,000sqft (substrate/application method dependent) Cools attics, easily spray or roller applied