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
Air Pumps & Supplies
Calcium Reactors
Clearance
CO2 Products
Dosing Pumps & Top-Off
Plumbing Parts
Protein Skimmers
Reverse Osmosis
Freshwater Aquarium Supplies
Air Pumps & Supplies
Calcium Reactors
CO2 Products
Miscellaneous
Plumbing Parts
Reverse Osmosis
Pond Supplies
Fountains & Water Features
Plumbing Parts
 
Shop By Brand
AquaticLife
Azoo
Captive Purity
CO2
Danner Mfg.
Dennerle
Eshopps
Hagen
Hagen-Laguna
JG
Kent Marine
Korallin
Loc-Line
Precision Marine
Red Sea
Spears
SpectraPure
Two Little Fishies
 
Browse by Price
$10 or less $10-$20 $20-$30 $30-$135 $135 and more
 

Top sellers
Kent Marine Float Valve O... Korallin Flow Control Val... True Union Swing Check Va... Needle Valve For CO2 Regu... CO2 Brass Check Valve Reverse Osmosis System Fl...
 
 
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 ยป 61 items found
Selected Filters:
 Search Term:

valve

  Search my results:  Sort By: Display items:
Search Suggestions: float valve | check valve | float | check valves | needle valve | float switch | protein skimmer | aptasia control | flow meter | check
|<< Previous 1 2 3 4 5 Next >>|
Reverse Osmosis System Flush Valve Kit

Reverse Osmosis System Flush Valve Kit

Flush Valve Kit for systems with 1/4" waste water tubing.

Avg. Customer Review (8) reviews

Reverse Osmosis: See all items

Related Searches: reverse osmosis | flush kit | flush valve | flush valve kit
Our Price: $16.99 $11.89
Item Code: RO1313
Kent Marine Shut-off Valve

Kent Marine Shut-off Valve

The SHUTOFFKIT allows RO unit to shutoff or stop producing waste water after the float valve closes. Parts Include: Tubing, Solenoid, JACO18NIP, JACOTEE, JACO18L, JACO18S, CHECKV Note: Not recommended for level control in aquariu...

Avg. Customer Review (1) reviews

Reverse Osmosis: See all items

Related Searches: shut off valve | shut off | auto top off | shut off kit
Our Price: $42.99
Item Code: KM1671
Azoo Plastic Check Valve

Azoo Plastic Check Valve

Plastic check valve for water plant aquariums. The check valve is usually placed between the CO2 regulator and the bubble to prevent water from back-flowing to the regulator.

Avg. Customer Review (1) reviews

CO2 Products: See all items

Related Searches: check valve | check valves | check | azoo
Our Price: $4.49
Item Code: AZ0031
Slip Double Union Ball Valve

Slip Double Union Ball Valve

Slip Double Union Ball Valve - 1/2 inch

Avg. Customer Review (2) reviews

Plumbing Parts: See all items

Related Searches: ball valve | ball | true union | valve ball
Price Range:
$29.99 to $81.99
Dennerle CO2 Check Valve

Dennerle CO2 Check Valve

A very high-quality German CO2 check valve for freshwater or marine applications. A mid-level & mid-priced, quality check valve between the Metallic and the Plastic units. Takes 4/6 mm (ID/OD) or 1/8" airline tubing.

Avg. Customer Review (3) reviews

CO2 Products: See all items

Related Searches: check valve | dennerle | co2 | check valves
Our Price: $24.99
Item Code: DE1111
CO2 Brass Check Valve

CO2 Brass Check Valve

These are the highest quality industrial-grade Brass Check Valve from German Air Pressure Systems. They are heavy-duty enough for food-grade liquid as well. Just like you, we also thought that these were unnecessarily overkill for...

Avg. Customer Review (3) reviews

CO2 Products: See all items

Related Searches: check valve | brass check valve | check | brass check
Our Price: $34.99
Item Code: KL3115
Kent Marine Flush Valve Kit

Kent Marine Flush Valve Kit

The FLUSHKIT enables the membrane to be flushed with pressurized water to help remove contaminate buildup and extend membrane life. This kit comes complete with all necessary fittings to hook up to all RO systems that uses a singl...

Avg. Customer Review (3) reviews

Reverse Osmosis: See all items

Related Searches: flush kit | flush valve | flush | flush valve kit
Our Price: $28.99
Item Code: KM1661
Gate Valve - Slip X Slip

Gate Valve - Slip X Slip

Gate Valve - 1/2 inch Slip X 1/2 inch Slip

Avg. Customer Review (4) reviews

Plumbing Parts: See all items

Related Searches: gate valve | gate | gate valves | pvc gate valve
Price Range:
$27.99 to $74.99
Gate Valve - FPT X FPT

Gate Valve - FPT X FPT

Gate Valve - 1/2 inch FPT X 1/2 inch FPT

Avg. Customer Review (5) reviews

Plumbing Parts: See all items

Related Searches: gate valve | gate | gate valves | valves
Price Range:
$25.99 to $74.99
Korallin Flow Control Valve (Orange)

Korallin Flow Control Valve (Orange)

Replacement Flow Control Valve (orange valve) for Korallin Reactor

Avg. Customer Review (3) reviews

Calcium Reactors: See all items

Related Searches: flow meter | flow mete | sure flow flow | reverse flow
Our Price: $5.99
Item Code: KL3129
JG 1/4 inch x 1/4 inch Union Ball Valve

JG 1/4 inch x 1/4 inch Union Ball Valve

Color: White John Guest Part# : PPSV040808W Tube O.D.: 1/4" Tube O.D.: 1/4"

Avg. Customer Review (5) reviews

Reverse Osmosis: See all items

Related Searches: john guest | jg | ball valve | john%20guest
Our Price: $6.99
Item Code: RO5351
Flow Control Pinch Valve

Flow Control Pinch Valve

Medical-use pinch valves for precise `dial-in` control of soft tubing. Can be used for Calcium Reactors and Kalkreaktor effluent drip control and any CO2 or O3 flow control. Since that valve is external to the tubing, they can nev...

Avg. Customer Review (6) reviews

Calcium Reactors: See all items

Related Searches: flow meter | pinch valve | sure flow flow | flow mete
Our Price: $13.99
Item Code: FT0002
Hagen Plastic Check Valve

Hagen Plastic Check Valve

Hagen Plastic Check Valve Accurate, leak-proof security Protects air pump from back-siphoning damage Prevents flooding during power failures

Be 1st to review

Air Pumps & Supplies: See all items

Related Searches: check valve | check valves | gang valve | check value
Our Price: $2.49
Item Code: HG11165
True Union Swing Check Valve - Slip x Slip

True Union Swing Check Valve - Slip x Slip

True Union Swing Check Valve - 1/2 inch Slip x 1/2 inch Slip

Avg. Customer Review (20) reviews

Plumbing Parts: See all items

Related Searches: check valve | check valves | check value | check
Price Range:
$23.99 to $36.99
Kent Marine Float Valve Only, Black ABS

Kent Marine Float Valve Only, Black ABS

All ABS black high density plastic. No metal parts. Will not rust in Saltwater. Rated for City Water Pressure and will mount in sump, hard plastic pond or garbage can. (Kent Marine Part No. FVKENT) The FVKENT is an all plastic fl...

Avg. Customer Review (21) reviews

Reverse Osmosis: See all items

Related Searches: float valve | float | float switch | kent float
Our Price: $18.99
Item Code: KM1675
|<< Previous 1 2 3 4 5 Next >>|
Shopping Cart
Cart:
Subtotal:
Shipping:
Total:
0 items
$0.00
$0.00 $0.00
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
Huge Clearance Sale - Save Hundreds on: Discontinued Items, Surplus and More!