Marine Pure High Performance Biofilter Media Sphere 1 Gallon 3.8 L --- Current Serene Background Penn Plax Cascade 1500 Impeller

Penn Plax Cascade 1500 Impeller Replacement Part# CCF316

Aqua-Supreme 200 GPH Magnetic Drive Submersible Aquarium Pump Part# 6517

Part# R40272

Part# A14764

Compatible with Current USA Orbit IC LED fixtures & eFlux Wave pumps ONLY

Marine Pure High Performance Biofilter Media Sphere 1 Gallon 3.8 L --- Current Serene Background Penn Plax Cascade 1500 Impeller1" Spheres are designed for Ammonia & Nitrite Removal under high flow. Deep pore structure will allow development of low oxygen zones, which will help with control of nitrates. One MarinePure Sphere has the same surface area as 1,350 plastic 1. 5" bio balls. Can be used in canister filters, sumps & wet dry filters.