Chlorine Dioxide (ClO2) Deodorizer & Space Cleaner The Gard'nClean Extended Release is a next-generation, humidity activated ultra-pure chlorine dioxide (ClO2) generator. This simple to use product improves air quality in enclosed spaces for up to 30 days. Gard'nClean Extended Releases are ideal for odor mitigation protocols and limiting cross-contamination of odors and VOCs (Volatile Organic Compounds). Ideal for use in all cultivation, drying and processing areas, hallways, storage locations, delivery bays bathrooms, common areas kitchens and more. Available Sizes:1K - Treats up to 1,000 cubic feet2.5K - Treats up to 2,500 cubic feet4K - Treats up to 4,000 cubic feet10K - Treats up to 10,000 cubic feet Sachet is Landfill Friendly & Completely Inert After Use Compliant with OSHA and EPA chronic exposure limits Humidity Activated Eliminates Odors 3-Dimensionally Improves Air Quality Safest Extended Release in the Market No Special Handling Simple Installation Easy Refill No PPE Required Lasts for up to 30 days Safe around people, plants, pets & infrastructure