Thermacell 48 Hour Mosquito Repellent Refill, 4-Pack a convenient and effective solution for keeping mosquitoes at bay. This refill package includes four butane cartridges and twelve insect repellent mats designed to provide up to 48 hours of continuous protection. These refills are specially made to be compatible with ThermaCell mosquito repellent devices, ensuring easy and reliable use. Whether you are enjoying outdoor activities or simply want to create a mosquito- zone, this refill pack helps maintain a comfortable environment without the hassle of frequent s. Model Number: