Infracut Clear is a Nano Structured Transparent Solar Heat Reflective Coating for Glass Surface. The coating prevents the solar rays from passing into the building interiors. Recommended Surfaces : Glass Packaging Size : 300ml (Spray Can) Coverage Area : 20 to 22 Sq.ft./can (2 Coats) Shelf life : 1 year IR Reflective (800 nm to 2.5 micrometre) : >80% Dry Time : 30 mins