Thermacell Butane Only Refill Cartridge (4-Pack) - Sun City Hardware
Thermacell Mosquito Repellent Refills; Includes 4 Cartridges for 48-Hour Runtime; Compatible with Any Fuel-Powered Thermacell Repeller; No Spray or Mess; 15 Foot (4,5 m) Zone of Mosquito Protection : Amazon.ca: Patio, Lawn