Aquarium supplies for your fish tanks, reef tanks and water gardens.Home
Specials & Clearance Aquarium Products: Sign up for our newsletter for special articles, promotions and coupon codes.Specials
New Aquarium ProductsNew Items
Aquarium Fish & Reef Education CenterEducation
Aquarium Fish & Reef ForumsForums
Help and InformationHelp & Info
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
New BillMeLater customers: Get $10 Off $50
Deal of the Day!
Time Left
00:00:00
Only: $119.99
Narrow Your Search
Saltwater Aquarium Supplies
Clearance
Lighting
Reverse Osmosis
Testing Equipment
Freshwater Aquarium Supplies
Reverse Osmosis
 
Shop By Brand
Captive Purity
Captive Sun
SpectraPure
 
Browse by Price
$220 or less $220 and more
 

Top sellers
0.5 Micron Carbon Block R... 5 Micron Carbon Block Rep... Captive Purity Deluxe RO/... Captive Purity Pro RO/DI ... Captive Purity Deluxe RO ...
 
 
Aquarium Supplies  
Additives
Air Pumps
Aquariums
Books & Cd's
Calcium Reactors
CO2 Regulator
Chillers
Controllers
Dosing Pumps/Top-Off
Filters
Filter Media
Food
Freshwater Products
Heaters
Hydrometer
Lighting
Maintenance
Medications
Miscellaneous
Overflow Boxes
Ozonizers
Plumbing Parts
Powerheads
Protein Skimmers
Pumps (External)
Reverse Osmosis
Salt Mix
Substrate
Test Kits
Thermometers
UV Sterilizers
Wavemakers
Wet/Dry Filters
Shop By Brand


Pond Supplies

Reef Tank Packages

Betta Fish Supplies

Coral Propagation

Clearance

Catalog Quick Order

Gift Certificates

Marine Depot Videos

Home » 15 items found
Selected Filters:
 Search Term:

captive purity

  Search my results:  Sort By: Display items:
Search Suggestions: Refractometer | replacement filter | filter | hydrometer | refractometers | ro | ro di | flourescent bulbs | spectrapure | metal halide
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...

Avg. Customer Review (18) reviews

Reverse Osmosis: See all items

Related Searches: ro | ro di | filter | replacement filter
Price Range:
$279.99 to $299.99
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...

Avg. Customer Review (9) reviews

Reverse Osmosis: See all items

Related Searches: replacement filter | ro di | ro filter | filter
Price Range:
$189.99 to $214.99
Captive Purity Refractometer

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 (36) reviews

Testing Equipment: See all items

Related Searches: refractometer | hydrometer | refractometers | refract
Price Range:
$69.99 to $119.99
Captive Purity 60 GPD Piggy Back Kit

Captive Purity 60 GPD Piggy Back Kit

This easy to install Piggy Back kit can be added to your 50-60GPD RO or RO/DI unit to double its output.

Avg. Customer Review (1) reviews

Reverse Osmosis: See all items

Related Searches: back | back ground | back pak | piggy back
Price Range:
$67.99 to $119.99
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...

Avg. Customer Review (5) reviews

Reverse Osmosis: See all items

Related Searches: ro | filter | ro units | water
Our Price: $98.99
Item Code: CP1111
0.5 Micron Carbon Block Replacement Filter for Captive Purity, SpectraPure & Kent Marine

0.5 Micron Carbon Block Replacement Filter for Captive Purity, SpectraPure & Kent Marine

1/2 micron carbon block prefilter - highly recommended replacement filter highly effective at reducing unwanted taste, odor, chlorine, fine sediments and pesticides. nominal 0.5-micron rating effective at reducing...

Avg. Customer Review (4) reviews

Reverse Osmosis: See all items

Related Searches: replacement filter | carbon | filter | carbon block
Our Price: $15.99
Item Code: RO1131
Captive Purity Deluxe RO Filter System

Captive Purity Deluxe RO Filter System

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

Related Searches: filter | magnum canister | replacement filter | ro water
Price Range:
$149.99 to $209.99
Captive Purity Pro RO Filter System - Clear Canisters

Captive Purity 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...

Be 1st to review

Reverse Osmosis: See all items

Related Searches: replacement filter | filter | pro | magnum canister
Price Range:
$179.99 to $219.99
5 Micron Carbon Block Replacement Filter for Captive Purity and SpectraPure

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 (4) reviews

Reverse Osmosis: See all items

Related Searches: replacement filter | filter | spectrapure | replacement
Our Price: $12.99
Item Code: RO1133
Captive Purity Hi-Silicate Removal TFC Replacement Membrane

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. Our Captive Purity Hi-S (High Silicate) membranes are the gold ...

Avg. Customer Review (10) reviews

Reverse Osmosis: See all items

Related Searches: replacement filter | hi silicate | membrane | filter
Price Range:
$31.99 to $51.99
Buy a Captive Purity 35 GPD Deluxe RO/DI Unit and Get the RO/DI Replacement Filter Kit FREE

Buy a Captive Purity 35 GPD Deluxe RO/DI Unit and Get the RO/DI Replacement Filter Kit FREE

Buy a Captive Purity 35 GPD Deluxe RO DI Unit and Get a RO/DI Replacement Filter Kit for FREE Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent st...

Be 1st to review

Reverse Osmosis: See all items

Related Searches: ro di unit | ro di ro di filter | ro unit
Our Price: $214.99
Item Code: CP13311
Buy a Captive Purity 75 GPD Deluxe RO/DI Unit and Get the RO/DI Replacement Filter Kit FREE

Buy a Captive Purity 75 GPD Deluxe RO/DI Unit and Get the RO/DI Replacement Filter Kit FREE

Buy a Captive Purity 75 GPD Deluxe RO DI Unit and Get a RO/DI Replacement Filter Kit for FREE Captive Purity represents the highest quality in reverse osmosis technology. Captive Purity Reverse Osmosis Systems meet stringent st...

Be 1st to review

Reverse Osmosis: See all items

Related Searches: ro di filters | ro unit
Our Price: $229.99
Item Code: CP13331
SpectraPure® MaxCap RO/DI System w/ Pressure Gauge & Purity Monitor

SpectraPure® MaxCap RO/DI System w/ Pressure Gauge & Purity Monitor

High-Tech, High Volume Ultra-Pure Water with 99.95% Silica Removal and Extended DI Cartridge Life. DI WATER at HALF the COST! Ultra-high purity water (18.2 megohm-cm resistivity) at an very economical price; water purification ...

Avg. Customer Review (5) reviews

Reverse Osmosis: See all items

Related Searches: maxcap | ro di | spectrapure | ro di system
Price Range:
$249.99 to $412.99
Captive Sun Deluxe Hood Lighting System

Captive Sun Deluxe Hood Lighting System

Limited Time Offer: Free Shipping!!! This is a 2ft (24 inch) lighting system for 1x175W Metal Halide + 2x110W VHO (Fixture & Ballast Only - Bulbs NOT Included) . Features: High quality hood with glossy black exterior and ...

Avg. Customer Review (1) reviews

Lighting: See all items

Related Searches: metal halide | vho | hood | hoods
Price Range:
$344.99 to $502.99
Captive Sun Retrofit Lighting System

Captive Sun Retrofit Lighting System

Limited Time Offer: Free Shipping!!! This is a 2ft (24 inch) retrofit lighting system for 1x175W Metal Halide + 2x75W VHO (Retrofit Kit & Ballast Only - Bulbs NOT Included) . Retrofit fixtures are great for updating and upgr...

Avg. Customer Review (1) reviews

Lighting: See all items

Related Searches: flourescent bulbs | metal halide | t5 bulb | vho
Price Range:
$268.99 to $686.99
Shopping Cart
Cart:
Subtotal:
Shipping:
Total:
5 items
$567.95
$26.10 $594.05
Cart:
Subtotal:
Shipping:
Total:
View Cart
Checkout
Bill Me Later We proudly accept all of these forms of payment
Free Shipping! On orders over $175.00 BBB OnLine Reliability Program BizRate Circle of Excellence - Platinum Winner
Email Specials
Subscribe to our newsletter feed.
Newsletter Tips & Tricks! New Products!
Discounts & Promos!
Subscribe
Testimonials
October 30, 2009
"Fast shipping, great prices and selection."
Bizrate Online Shopper

October 29, 2009
"Great experience. See you next time!"
Bizrate Online Shopper

October 28, 2009
"I would recommend Marine Depot to anyone looking for reasonable pricing."
Bizrate Online Shopper

Marine Depot Reef Squad
AquaMaxx Metal Halide Bulbs - I was blown away by the color