Cutter 2 Pack 16 oz. Twin Pack Bug Free Backyard Outdoor Fogger. Repels and kills mosquitoes, flies, gnats, ants, and other annoying insects on contact for a bug-free yard. It kills for up to 4 weeks for continued protection. Use the fogger outside in backyard, deck, and patio areas for immediate extermination. The water-based formula continues working even after it rains. Treat as necessary, but no more than once per day. One can treats up to 1,200 cubic feet of lawn (an area 8 feet x 10 feet x 15 feet).