Carbtrol Corporation is a manufacturer of Activated Carbon canisters specifically designed to efficiently treat various aqueous applications. The canisters pictured each contain 200 lbs. of high quality liquid phase carbon, with an iodine number greater than 1,000, for maximum carbon adsorption capacity. Features include a no leak polyethylene liner eliminating pin hole leaks, a corrosion resistant under-drain for effective treated water collection eliminating channeling and large internal piping allows for low pressure drop.