Captive Purity

Captive Purity manufactures water filtration and water testing supplies for marine and reef aquaria. The brand is best known for their high-quality line of reverse osmosis filter systems and accessories. Captive Purity also produces refractometers for testing salinity, portable pen-sized meters for testing pH as well as replacement filter media for their RO and RO/DI filter systems.

Captive Purity

17 Results
Garden Hose Adaptor (Adapter)

Garden Hose Adaptor (Adapter)

Reverse Osmosis System Flush Valve Kit

Reverse Osmosis System Flush Valve Kit

1/4 inch NO10 Replacement Clear Canister

1/4 inch NO10 Replacement Clear Canister

TDS Calibration Solution

TDS Calibration Solution

RO Housing Wrench

RO Housing Wrench

Flow Restrictor 75-100 GPD

Flow Restrictor 75-100 GPD

Captive Purity Replacement O-Ring for RO Filter System

Captive Purity Replacement O-Ring for RO Filter System

Replacement Single Clip for RO unit

Replacement Single Clip for RO unit

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