Our F-MATIC Passive Air System now boasts a NEW Twist. The Twist is powered by our dependable, gravity-fueled system, eliminating the need for batteries, fuel cells, or any other external power sources. When you hear that satisfying CLICK, it signals the activation and a secure seal against any potential leaks. It effortlessly combats odors in spaces of up to 6,000 cubic feet for a continuous 60 days, providing a fresh and inviting atmosphere.