Kaput Rat, Mouse, and Vole Bait 32 2 oz. Packets in Bucket Warfarin - .025% The bait is formulated with warfarin - a highly effective anticoagulant with very low environmental and secondary toxicity making it a very good pest control product. This may only be used inside and within 50 feet of buildings or inside transport vehicles (ships, trains or aircraft). For best performance, remove other food sources from the area. Rats: 2 - 8 placepacks per bait placement in intervals of 15 - 30 feet in infested areas. -Maintain a 10 day supply of bait. Mice: Open pack and apply 1/4 to 1/2 ounce of bait per placement at intervals of 8 to 12 feet. -Maintain a fresh supply of bait for 15 days. Voles: Open pack and load one ounce (half of a pack) of bait into each bait station. -Situate bait stations near runways, burrow openings or plants that voles have