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Saltwater Aquarium Supplies
Purity Monitors (3)
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Saltwater Aquarium Supplies
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Reverse Osmosis
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65 items found
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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 (8) reviews
RO/DI: 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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Accessories: See all items
Our Price:
$119.99
Item Code: CP1719
Color Indicating Mixed Bed DI Cartridge
Deionization cartridge - Color Change 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 ...
Avg. Customer Review (4) reviews
Replacement Filters: See all items
Our Price:
$29.99
Item Code: RO1153
Drain Saddle Adapter
Allows running RO waste line to drain directly to your drain pipe. Requires drilling a hole in the pipe. (CP Part No. DS14, KM Part No. DSAD, SP Part No. XDS-4T) Fits 1-1/4" to 1 3/4" drain pipes.
Avg. Customer Review (1) reviews
Accessories: See all items
Our Price:
$3.99
Item Code: RO1319
Feed Water Adapter For RO System
Standard pipe fitting to feed RO or RO/DI filter. 1/2" male x 1/2" Female x 1/4" tubing. This fitting allows you connect your RO or RO/DI unit directly to the plumbing underneath the sink. A ball valve is include so you can easil...
Avg. Customer Review (1) reviews
Accessories: See all items
Our Price:
$13.99
Item Code: RO1315
Feed Water Adapter Part 3095-8
Feed Water Adapter Part 3095-8 - 1/2" MPT x 1/2" FPT x 1/8" FPT Part of RO1315
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Accessories: See all items
Our Price:
$4.19
Item Code: RO6311
Flow Restrictor 35 GPD
Flow restrictor for 35 GPD membranes—for replacement or when upgrading to a higher GPD membrane. Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or RO/D...
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Accessories: See all items
Our Price:
$2.99
Item Code: RO1211
Flow Restrictor 50-60 GPD
Flow restrictor for 50-60 GPD membranes—for replacement or when upgrading to a higher GPD membrane. Please note that these replacement cartridges are interchangeable with Captive Purity`s, Kent Marine`s, and SpectraPure`s RO or R...
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Accessories: See all items
Our Price:
$2.99