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Saltwater Aquarium Supplies
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Captive Purity
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Captive Purity 75 GPD Deluxe RO Filter System - White 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 (2) reviews
Reverse Osmosis: See all items
Our Price:
$154.99
Item Code: CP1123
Captive Purity 75 GPD Deluxe 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 (4) reviews
Reverse Osmosis: See all items
Our Price:
$224.99
Item Code: CP1333
Captive Purity 75 GPD Pro RO 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...
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Reverse Osmosis: See all items
Our Price:
$219.99
Item Code: CP1143
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 (9) reviews
Reverse Osmosis: See all items
Our Price:
$299.99
Item Code: CP1343
Captive Purity 75GPD Piggy Back Kit
This easy to install Piggy Back kit can be added to your 75-80GPD RO or RO/DI unit to double its output.
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Reverse Osmosis: See all items
Our Price:
$119.99
Item Code: CP1719
Captive Purity Hi-Silicate Removal TFC Replacement Membrane
The key component for any reverse osmosis unit is its membrane. The membrane will determine the type of contaminants removed and how much water the unit will produce. TFC (Thin Film Composite) membranes will remove 95% of nitrates...
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Reverse Osmosis: See all items
Price Range:
$39.99 to $64.99
Captive Purity Refractometer
The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
Avg. Customer Review (10) reviews
Testing Equipment: See all items
Our Price:
$69.99
Item Code: CP2111
Captive Purity Refractometer with Calibration Dial
The Captive Purity Refractometer is an incredibly accurate and easy to use device that eliminates the confusion associated with inexpensive hydrometers. Just place a couple of drops of water on the prism and hold to the light. Rea...
Avg. Customer Review (10) reviews
Testing Equipment: See all items
Our Price:
$89.99
Item Code: CP2113