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101 - 125 of 167
1/4 inch RO Tubing - White

1/4 inch RO Tubing - White

10-foot roll of 1/4" Reverse Osmosis Tubing - White **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Lo...

From $2.50
Mur-Lok® 1/2 Inch X 1/2 Inch In-Line Ball Valve

Mur-Lok® 1/2 Inch X 1/2 Inch In-Line Ball Valve

Color: Grey Mur-lok Part# : G0820825 Tube O.D.: 1/2" Mur-lok fitting information Mur-lok® Polypropylene Fittings have a dual o-ring design at each tube connection, giving end users confidence in their fitting connections. ...

$7.49
AquaFX Hydraulic Automatic Shut Off Kit

AquaFX Hydraulic Automatic Shut Off Kit

Automatic Shutoff Assembly (ASO) for any Reverse Osmosis System Using 1/4 tubing. When properly installed on a reverse osmosis unit; The ASO activates when back pressure builds in the product line ( due to a float being activat...

$24.99
Marine Depot KleanWater 6-Stage Economy RO/DI System - 100 GPD

Marine Depot KleanWater 6-Stage Economy RO/DI System - 100 GPD

Made in the USA! We have assembled a high quality yet economical water purifying system that turns ordinary tap water into ultra-pure, zero-TDS, water for your aquarium. Harmful impurities such as nitrates, phosphates, silica...

$229.99
Replacement TFC Membrane Housing

Replacement TFC Membrane Housing

Replacement TFC Membrane Housing: 1/8" FPT x 1/8" FPT x 1/8" FPT. **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price m...

$18.99
JG 1/4 inch x 3/8in Reducer - Grey

JG 1/4 inch x 3/8in Reducer - Grey

Color: Gray John Guest Part# : PI061208S How to make a connection Cut tube square. It is essential that the outside diameter be free of score marks and that burrs and sharp edges be removed before inserting into fitting. Fo...

$2.99
1/4 inch RO Tubing - Yellow

1/4 inch RO Tubing - Yellow

10-foot roll of 1/4" Reverse Osmosis Tubing - Yellow **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our L...

From $2.50
Marine Depot KleanWater 6-Stage Advanced RO/DI System - 100 GPD

Marine Depot KleanWater 6-Stage Advanced RO/DI System - 100 GPD

Made in the USA! We have assembled a high quality yet economical water purifying system that turns ordinary tap water into ultra-pure, zero-TDS, water for your aquarium. Harmful impurities such as nitrates, phosphates, silica...

$299.99
Mur-Lok® 1/4 Inch X 1/4 Inch NPTF 90 Degree Elbow

Mur-Lok® 1/4 Inch X 1/4 Inch NPTF 90 Degree Elbow

Color: White Mur-lok Part# : P0420416 Tube O.D.: 1/4" Thread NPTF: 1/4" Mur-lok fitting information Mur-lok® Polypropylene Fittings have a dual o-ring design at each tube connection, giving end users confidence in their f...

$3.49
JG 1/4 inch x 1/8in NPTF Male Adaptor - White

JG 1/4 inch x 1/8in NPTF Male Adaptor - White

Color: White John Guest Part# : CI010821W Tube O.D.: 1/4" Thread NPTF: 1/8" How to make a connection: Cut tube square It is essential that the outside diameter be free of score marks and that burrs and sharp edges be remove...

$2.99
AquaFX Reverse Osmosis Flush Kit

AquaFX Reverse Osmosis Flush Kit

The AquaFX flush kit is a simple yet effective way to purge your membrane and reduce the amount of scaling that can build up on the internals. Regularly using the AquaFx flush kit will extend the life of your DI saving you time an...

$16.00
AquaFX Barracuda Glacial RO/DI System - 100GPD

AquaFX Barracuda Glacial RO/DI System - 100GPD

Made in the USA! The Barracuda RO/DI is very popular with residential reef enthusiasts, engineered to meet the specific needs of your top off and make up water. AquaFX is proud to the Barracuda recognized by About.com for bei...

$249.00
AquaFX Octopus RO/DI System with Chloramine Blaster Upgrade - 200 GPD

AquaFX Octopus RO/DI System with Chloramine Blaster Upgrade - 200 GPD

Made in the USA! The AquaFX Octopus is the most automated RO/DI system AquaFX offers. If you are really busy and have a reef tank this system may be perfect for your application. Able to produce up to 200 gallons per day this...

$477.99
AquaFX Add-On DI Canister and Filter Cartridge

AquaFX Add-On DI Canister and Filter Cartridge

Great way to add Dionization to your RO system, or to add a second DI stage to your RO/DI system. 18 meg water at your finger tips! What`s Included 10" canister with bracket AquaFX DI cartridge (color change, refillable, vi...

$44.99
1/4 inch RO Tubing

1/4 inch RO Tubing

10-foot roll of 1/4" Reverse Osmosis Tubing - Red **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Low ...

From $2.50
Replacement Single Clip for RO unit

Replacement Single Clip for RO unit

Replacement Clip: holds TFC membrane housing onto RO system filter bracket. Two clips are needed for each TFC membrane housing. **Variations of this product can be found in many online stores. The version we carry is of th...

$1.99
SpectraPure® CSPDI RO/DI System w/ Automatic Membrane Flush

SpectraPure® CSPDI RO/DI System w/ Automatic Membrane Flush

Overview: SpectraPure® Low-Waste 90gpd CSPDI 4-Stage RODI System w/ Automatic Membrane Flush. Upgraded for 2014, the new CSPDI incorporates SpectraPure’s individually tested, 99% ultra-high-rejection SpectraSelect™Plus RO memb...

From $369.99
Marine Depot Inline Carbon Filter - 1/4 inch FPT x 1/4 inch FPT

Marine Depot Inline Carbon Filter - 1/4 inch FPT x 1/4 inch FPT

Inline carbon filter with 1/4" FPT fittings on both ends. Designed to be used as a pre R/O filter . Granular activated carbon filter used to reduce taste, odor and chlorine taste and odor. Great for ice makers, refrigerators, bev...

$17.99
Captive Purity 3 Gallon Drinking Water Kit for RO and RO/DI Systems

Captive Purity 3 Gallon Drinking Water Kit for RO and RO/DI Systems

Captive Purity Drinking water kit with 3 gallon storage tank for RO and RO/DI systems The Captive Purity Drinking water kit allows you to easily convert your RO or RO/DI system in to an under-the-sink drinking water system. N...

$79.99
SpectraPure® Single Tank Liquid Replenisher

SpectraPure® Single Tank Liquid Replenisher

SpectraPure® Liquid Level Controller (LLC-S) Single Tank Liquid Replenisher Liquid Level Controller for use with system up to 90 GPD For automatic replenishment of evaporated liquid and liquid level control on single tanks,...

$119.99
SpectraPure® Ammonia Removal DI Cartridge - Color-Indicating (DI-AR-CI-10)

SpectraPure® Ammonia Removal DI Cartridge - Color-Indicating (DI-AR-CI-10)

SpectraPure® Color-Indicating Ammonia Removal DI Cartridge is optimized for maximum ammonia removal in RO/DI systems. This deionizing cartridge also removes silica, heavy metals, nitrates and phosphates. For post Rev...

$26.99
JACO Male Run Tee - 1/4 inch MPT x 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female

JACO Male Run Tee - 1/4 inch MPT x 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female

JACO Part# : 75-4-4  Note: Tube O.D. and pipe thread measurements are two different standards of measurements. They do not connect. As an example, 1/4" Female Tube O.D. will not connect to a 1/4" Male Pipe Thread.

$0.99
1/4 inch RO Tubing - Black

1/4 inch RO Tubing - Black

10-foot roll of 1/4" Reverse Osmosis Tubing - Black **Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching under our Lo...

From $2.50
Vertex Puratek Deluxe RO/DI Filter

Vertex Puratek Deluxe RO/DI Filter

Procuring pure water is the very baseline of success for the modern aquarist. Vertex Aquaristik™ rises to this challenge with the conception of the Puratek Deluxe water filters. Through sound component selection and optimization o...

From $329.95
Self-piercing Saddle Valve

Self-piercing Saddle Valve

Pierces copper pipe to feed RO or RO/DI units. (CP Part No. PSV14, KMPart No. SV, SP Part No. XV-PRC-4T) **Variations of this product can be found in many online stores. The version we carry is of the highest quality....

$8.49
101 - 125 of 167
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