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 304 stainless steel construction

The 304 stainless steel construction makes it ideal for food service

Compatible with Aries Filter Works housings and all standard 20-inch single or multi-stage filtration assemblies

Works with Standard Big Blue Systems

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

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 304 stainless steel constructionIPW 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