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

16 Results
Garden Hose Adaptor (Adapter)

Garden Hose Adaptor (Adapter)

1/4 inch NO10 Replacement Clear Canister

1/4 inch NO10 Replacement Clear Canister

Reverse Osmosis System Flush Valve Kit

Reverse Osmosis System Flush Valve Kit

RO Housing Wrench

RO Housing Wrench

Pressure Gauge Only: 1/8 inch NPT

Pressure Gauge Only: 1/8 inch NPT

Self-piercing Saddle Valve

Self-piercing Saddle Valve

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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