Introducing the Thermacell 12 Hr. Mosquito Repellent Refill, now available at Grass Valley in Grass valley, CA. This essential refill is designed to keep your outdoor spaces free from pesky mosquitoes, allowing you to enjoy your backyard, patio, or campsite without the annoyance of biting insects. With Thermacell, you can say goodbye to the days of relying on sprays, lotions, and citronella candles. Instead, experience the convenience of a fuel-powered repellent that creates a protective barrier against mosquitoes, ensuring your outdoor activities remain enjoyable and itch-free. Long-Lasting Protection: Each cartridge provides up to 12 hours of effective mosquito repellent. Easy to Use: Simply insert the refill into your Thermacell Patio Shield, Lantern, or Torch-no batteries or cords required. Portable Convenience: Keep extra cartridges and mats in your tent, backpack, garage, or tackle box, so you&';re always prepared for outdoor adventures. Effective Formula: The active ingredient, d-cis/trans allethrin, is designed to create a 15 x 15-foot zone of protection, effectively repelling mosquitoes without the need for messy sprays. Trusted Brand: With over 20 years of experience and tens of millions of repellers sold globally, Thermacell is a leader in mosquito control solutions.