Click to Verify - This site chose VeriSign SSL for secure e-commerce and confidential communications.
Security Seal
Marine Depot Live Chat Support
Pet supplies, Pet products, and Pet Accessories for your dogs, cats, birds, fish, reptiles or small pets. Pet experts are available to help you.
New Customer? Register | Sign In
MarineDepot.com Memorial Day Schedule
0 items
Your cart is currently empty.
View Cart Checkout
Aquarium Supplies
Show: per page
Grid View Grid List View List
Sort by:
51 - 75 of 131
AquaticLife 1 Micron Pre-Filter Reverse Osmosis Cartridge

AquaticLife 1 Micron Pre-Filter Reverse Osmosis Cartridge

Feature(s): Spun Polypropylene Sediment filter removes particulate material found in tap water. 9 7/8" Standard size cartridge is self-sealing for a tight fit in RO units. Design lends itself to long life and increased ...

$9.40
Aquarium Pharmaceuticals Tap Water Filter

Aquarium Pharmaceuticals Tap Water Filter

* Formerly named “Tap Water Purifier” An easy-to-use, single-cartridge tap water filtration system that removes impurities from tap water, making perfect, deionized aquarium water. Filter resin changes color when it`s time to rep...

$48.99
TDS Calibration Solution

TDS Calibration Solution

Calibration Fluid for TDS meter with automatic temperature compensation. **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 p...

$1.99
JG 1/4 inch x 1/4 inch NPTF Male Elbow - White

JG 1/4 inch x 1/4 inch NPTF Male Elbow - White

Color: White John Guest Part# : CI480822W Tube O.D.: 1/4" Thread NPTF: 1/4" 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...

$3.99
Captive Purity 35 GPD Compact RO

Captive Purity 35 GPD Compact RO

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...

$84.99 $72.24
JG 1/4 inch x 1/8in NPTF Male Elbow - White

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

Color: White John Guest Part# : CI489821W 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 removed...

$2.99
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
JACO Union Tee - 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female

JACO Union Tee - 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female

JACO Part# : 70-4 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.

$4.49
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
SpectraPure® SilicaBuster Mixed Bed Super DI Cartridge

SpectraPure® SilicaBuster Mixed Bed Super DI Cartridge

Resin resistivity tested to 18 meg ohms Semiconductor Grade Mixed-Bed Resin Cartridges Highest purity and quality Non color-indicating for lowest TOC Removes all ionized impurities Needs resistivity or TDS monitoring to...

$29.99
SpectraPure® Mixed-Bed Color-Indicating Super DI Cartridge

SpectraPure® Mixed-Bed Color-Indicating Super DI Cartridge

SpectraPure® Mixed-Bed Resin Cartridges provide ultra-pure de-ionized water and are tested to 18 meg ohm-cm purity. 33% more removal capacity than other standard mixed-bed DI cartridges Proprietary High Flow, Low Pressure D...

$28.99
JG Release Tool Spanner

JG Release Tool Spanner

Color: Black John Guest Part# : AC40 Size: for 1/4" or 3/8" tube use 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 befo...

$4.49
Inline Carbon Filter - 1/4 inch FPT x 1/4 inch FPT

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

Inline Carbon Filter **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 Price Guarantee, please ...

$17.99
AquaticLife Mixed Bed Resing Reverse Osmosis Cartridge

AquaticLife Mixed Bed Resing Reverse Osmosis Cartridge

Feature(s): Cation and Anion resins (H+ and OH-) remove the remaining total dissolved solids (TDS) from membrane-filtered water. 10" standard cartridge size includes a top gasket for a secure fit. Cartridge housing shape len...

$31.20
Captive Purity Deluxe RO/DI Filter System - Clear Canisters

Captive Purity 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...

From $160.49
JACO Union Connector - 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female

JACO Union Connector - 1/4 inch Tube O.D. Female x 1/4 inch Tube O.D. Female

JACO Part# : 15-4 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.

$2.49
SpectraPure® Maxpure RO System

SpectraPure® Maxpure RO System

SpectraPure® MaxPure Systems incorporate a high-silicate removal TFC membrane, a 1 micron MicroTec Sediment Filter, and a Carbon Block Filter. MaxPure Systems are available from 25 gpd (95 LPD) to 180 gpd (680 LPD) production rate...

From $139.99
RO Housing Wrench

RO Housing Wrench

RO Housing wrench for Captive Purity or SpectraPure RO and RO/DI units. **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 pr...

$6.29
Captive Purity Pro RO/DI Filter System - Clear Canisters

Captive Purity 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...

From $220.99
JACO Female Connector

JACO Female Connector

JACO Part# : 25-4-2 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.

From $1.49
Kent Marine Float Valve Kit For RO and RO/DI Units

Kent Marine Float Valve Kit For RO and RO/DI Units

The FVKITKENT allows an RO to fill a reservoir to a desired level, then shut down water production completely.  This kit works from pressure only, no electricity.  Included within this kit is a pressure solenoid, float v...

$57.00
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....

$4.99
JACO Reducing Union Connector - 1/4 inch Tube O.D. Female x 3/8in Tube O.D. Female

JACO Reducing Union Connector - 1/4 inch Tube O.D. Female x 3/8in Tube O.D. Female

JACO Part# : 15-6-4 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.

$2.99
JG 1/4 inch x 3/8in NPTF Male Adaptor - Gray

JG 1/4 inch x 3/8in NPTF Male Adaptor - Gray

Color: Gray John Guest Part# : PI010823S Tube O.D.: 1/4" Thread NPTF: 3/8" How to make a connection: Cut tube square Cut the tube square. It is essential that the outside diameter be free of score marks and that burrs and s...

$2.49
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.

$1.00
51 - 75 of 131
This item is temporarily unavailable but will be back in stock soon.

Item #
Price:
Click the Add To Cart button below if you'd like to reserve this item today. Any other items included in your order will be immediately processed and shipped. We will ship this item separately as soon as it arrives. We will not charge you for this item until it ships and you will incur no additional shipping charges.

Enter your email address in the field below and click the Notify Me button if you'd like us to send you an email when this item becomes available. Although you will be immediately notified when we have stock on hand, we will not reserve any units for you; you must return to our website and place an order.

Your Email:
Just enter your email address below and we'll let you
know when the product you are looking for becomes available!

Item Code:
Price:
Your Email: