ThermaCELL Mosquito Repellent Refills come in a variety of quantities. One refill includes 3 mats and 1 cartridge, for a total of 12 hours of repellency. To continue to repel mosquitoes repellent mats should be replaced after 4 hours of use. Butane cartridges last up to 12 hours each.

Refills fit all ThermaCELL mosquito repellent models.

Specifications and features:
Each mat lasts up to 4 hours
Mats can be stored for long periods of time
A mat can be used for short periods of time; turn unit off and restart when ready
If time between uses will be more than one week, store the mat in a dry, dark place
Insect repellent in the mat is allethrin, a synthetic copy of pyrethin
The natural insect repellent pyrethin comes from the pyrethin flower, a member of the chrysanthemum family
Fits all ThermaCELL appliances and lanterns
Each butane cartridge lasts up to 12 hours
Butane cartridges can be stored for long periods of time
A butane cartridge can be used for short periods of time; turn unit off and restart when ready
Fits all ThermaCELL models

Cannot ship air.

Fits all ThermaCELL repellent products
Contains 1 butane cartridge and 3 mosquito-repellent mats