IPW Industries Inc (3mm60CTC) 4 lbs Bulk Activated Carbon Charcoal Pellets for Aquarium Fish Tank Koi Reef Filter Blue And White (F-451002LHNE) 2.0 - 20 GPM; 1" MPT; PM The cold-only configuration prevents backflow

The cold-only configuration prevents backflow or cross-contamination between filtered and unfiltered water lines

suitable for residential drinking water applications

Replace every 1000 gallons or 12 months

Each strip features patented reagent chemistry that resists interference from monochloramines

Manufacturer Autotrol Model Number 1033065 Product Type Control Valve Accessory Configuration Threaded Air Check with Adapter Function Backflow Prevention & Air Injection Control Connection Type Threaded Kit Includes Air Check Valve

IPW Industries Inc (3mm60CTC) 4 lbs Bulk Activated Carbon Charcoal Pellets for Aquarium Fish Tank Koi Reef Filter Blue And White (F-451002LHNE) 2.0 - 20 GPM; 1" MPT; PM The cold-only configuration prevents backflowIPW Industries Inc Coal Based Activated Carbon 3mm60CTC 4 lb Bulk Activated Carbon Pellets for Aquarium Filtration Premium coal based carbon pellets engineered for superior hardness, high CTC activity, and extended service life in freshwater, saltwater, and reef systems 3mm Pellet 60 CTC 4 lbs Bulk Coal Based WHY IT WORKS Coal based adsorption for serious aquarium filtration Coal Based Carbon Superior hardness and longevity compared to coconut shell