Shurex offers a 12 pack of replacement activated carbon filters for the KOTTO Solder Smoke Absorber. These filters are designed to remove toxic fumes and eliminate unpleasant odors. They are specifically effective at filtering flux smoke and can be used for soldering, electric iron welding, and 3D printing. Each pack contains 12 replacement cartridges, providing a cost-effective solution for long-term use. These filters are made from high-quality activated carbon which effectively captures and removes harmful fumes, odors, and particles from the air. Each filter is individually sealed to maintain its adsorption capacity.