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Captive Purity
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Captive Purity 75 GPD RO/DI Pro RO/DI Filter System - Clear Canisters
Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent standards and far exceeds the quality of systems from other manufacturers. A wide variety of option...
Avg. Customer Review (6) reviews
Reverse Osmosis: See all items
Our Price: $249.99
Item Code: CP1343
Poseidon PS4 External Pump
The PSs silently (less than 30db) pumps 480 gallons per hour at 16 foot head pressure to 1080 gallons per hour at 3 foot head pressure through 1 inch hose barb. The latest in materials, including the Noryl housing & impeller, ...
Avg. Customer Review (11) reviews
Water Pumps: See all items
Our Price: $168.99
Item Code: CP7117
pH 7.0 Buffer/Calibration Solution 500 ml
Calibration solution for pH monitors or controllers. pH 7.0. 500mL.
Avg. Customer Review (5) reviews
Testing Equipment: See all items
Our Price: $11.99
Item Code: CP2135
3 Piece German Flourescent Endcap - Pair
3 Piece Waterproof German Flourescent Endcaps T12 (one pair) - work with both STD and VHO bulbs 3-piece design with rubber o-ring to protect contact from water and moisture Works with VHO, HO or NO fluorescent T-12 bulbs ...
Avg. Customer Review (3) reviews
Lighting: See all items
Our Price: $9.99
Item Code: CP5111
RO/DI Replacement Filter Kit
Kit Includes: 1 x 1 micron dual density gradient sediment filter 1 x 1/2 micron carbon block prefilter 1 x Color Indicating Mixed Bed DI Cartridge 1 micron dual density gradient sediment filter is highly recommended due to longer...
Avg. Customer Review (6) reviews
Reverse Osmosis: See all items
Our Price: $49.99
Item Code: RO2113
TDS Calibration Solution
Calibration Fluid for TDS meter with automatic temperature compensation.
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Reverse Osmosis: See all items
Our Price: $1.99
Item Code: RO1353
Duo-ORpH Controller (Probe not Included)
Dual monitoring of pH and ORP with a large LED display and control of either pH or ORP. Highly accurate. Digital pH-ORP controller with large size LED display for easy reading. High input impedance avoid measuri...
Avg. Customer Review (1) reviews
Testing Equipment: See all items
Our Price: $149.00
Item Code: CP2311
0.5 Micron Sediment Replacement Filter
Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/DI units. We have researched the best replacement cartridges among these three manufactur...
Avg. Customer Review (2) reviews
Reverse Osmosis: See all items
Our Price: $14.99
Item Code: RO1111
1/4 inch RO Tubing - Black
1/4" Reverse Osmosis Tubing - Black (sold per foot) Modify the cart quantity to increase the length of your tubing.
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Reverse Osmosis: See all items
Our Price: $0.20
Item Code: RO1231
Poseidon PS1 External Pump
The PS1 silently (less than 30db) pumps 240 gallons per hour at 17 foot head pressure to 540 gallons per hour at 3 foot head pressure through 1 inch male NPT threaded fittings. The latest in materials, including the Noryl housing ...
Avg. Customer Review (6) reviews
Water Pumps: See all items
Our Price: $153.99
Item Code: CP7111
5 Micron Carbon Block Replacement Filter for Captive Purity and SpectraPure
5 micron carbon block prefilter nominal 5-micron rating high dirt-holding capacity maximizes utilization of the carbon block high porosity design helps prevent the cartridge from plugging before its adsorption capacity...
Avg. Customer Review (2) reviews