Rust-Oleum 338806 Concrete & Garage Floor Recoat Primer, Gallon, Gray

Ready to use, concrete floor primer for previously painted or sealed interior and exterior concrete surfaces 1-part, water-based formula primes with no sanding and no grinding Covers up to 400 sq. ft. per gallon on previously sealed, painted, coated, or smooth concrete floors; topcoat after 6 hours Premium recoat primer works over any garage coating or sealed floor Semi-transparent gray finish can be topcoated with any solid, solvent or water-based coating