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.
17 Results
Garden Hose Adaptor (Adapter)

Garden Hose Adaptor (Adapter)

Flow Restrictor 75-100 GPD

Flow Restrictor 75-100 GPD

Reverse Osmosis System Flush Valve Kit

Reverse Osmosis System Flush Valve Kit

Captive Purity Replacement O-Ring for RO Filter System

Captive Purity Replacement O-Ring for RO Filter System

RO Housing Wrench

RO Housing Wrench

Feed Water Adapter For RO System

Feed Water Adapter For RO System

Standard Faucet Adapter / Quick Connect Faucet Coupler

Standard Faucet Adapter / Quick Connect Faucet Coupler

Replacement TFC Membrane Housing

Replacement TFC Membrane Housing

Pressure Gauge Only: 1/8 inch NPT

Pressure Gauge Only: 1/8 inch NPT

Drain Saddle Adapter

Drain Saddle Adapter

Flow Restrictor 150 GPD

Flow Restrictor 150 GPD

Flow Restrictor 50-60 GPD

Flow Restrictor 50-60 GPD

Self-piercing Saddle Valve

Self-piercing Saddle Valve

1/4 inch NO10 Replacement Clear Canister

1/4 inch NO10 Replacement Clear Canister

TDS Calibration Solution

TDS Calibration Solution

Replacement Single Clip for RO unit

Replacement Single Clip for RO unit

Single Filter Housing Bracket

Single Filter Housing Bracket

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