7" Filter Media Cup Our 7" Filter Media Cup will replace all those filter socks you have hanging around. Made out of a BPA free Polypropylene, this 4" Filter Media Cup is a solid one piece design, that holds any filter media. The round design allows the...

The solenoid valve is an accessory for the MC122 and the MC125 to automate your dosing of CO2 and makes sure that the plants of your aquarium are always healthy. MA955, solenoid valve, is supplied with 1.5 m cable.

The API Nitrate Test Kit will allow you to accurately and easily measure the nitrate level and provides steps to remove it. Kit includes 2 liquid droppers, instructions on how to test and correct water conditions, a glass test tube, and 2 colors charts...

Phosphate can enter your aquarium through tap water, fish waste, and decaying organics such as uneaten food and dead algae.   Excess phosphate contributes to unsightly algae blooms.   This kit tests phosphate levels from 0 to 10 ppm in...

4" Filter Media Cup Our 4" Filter Media Cup will replace all those filter socks you have hanging around. Made out of a BPA free Polypropylene, this 4" Filter Media Cup is a solid one piece design, that holds any filter media. The round design allows the...

SERENEscape Stereo Speaker connects into the Current USA LOOP Marine Bluetooth Controller Complete your Serene and/or LOOP experience with our dual audio speaker kit. Delivering rich stereo sound, their small size makes them perfect around your aquarium...

Kessil H160 Tuna Flora LED Refugium Grow Light is a horticultural light that is fine tuned for photosynthesis and uses the same platform as the Kessil A160. There are no white LEDs in the Kessil H160, just blues and red in the right proportion to...

Carefully hand cut against the grain, Lee's Wooden Air Diffusers produce super fine bubbles which are released from all-natural lime wooden micro pores. This increases the efficiency of air-driven protein skimmers, or foam fractionators. These diffusers...

Carefully hand cut against the grain, Lee's Wooden Air Diffusers produce super fine bubbles which are released from all-natural lime wooden micro pores. This increases the efficiency of air-driven protein skimmers, or foam fractionators. These diffusers...

Eheim bubbling diffuser and Eheim has a unique modern design that looks great in a an aquarium.  Extremely quiet air diffuser. EHEIM diffuser replacement for 100, 200 and 400 model air pumps and can be used on any air pump. BENEFITS: Single...

The glass cuvette is an important component of the optical system in all colorimetric and turbidimetric measurements. Light reaches the sample by first passing through the cuvette glass. Based on the sample, the light is absorbed, transmitted, or...

High output saltwater reef lighting systems include 12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Includes Bluetooth Module for iPhone/Android App Control & Setup. Synchronize...

High output saltwater reef lighting systems include  12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Includes Bluetooth Module for iPhone/Android App Control & Setup. Synchronize...

High output saltwater reef lighting systems include  12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Includes Bluetooth Module for iPhone/Android App Control & Setup. Synchronize...

High output saltwater reef lighting systems include  12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Includes Bluetooth Module for iPhone/Android App Control & Setup. Synchronize...

High output saltwater reef lighting systems include  12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Includes Bluetooth Module for iPhone/Android App Control & Setup. Synchronize...

UltraLife Red Slime Stain Remover is a revolutionary time tested product, that will effectively and safely remove Red Slime Stains quickly from aquarium.  Ultralife Red Slime Stain Remover is a revolutionary new product designed to solve the...

Ultralife “Liquid Phosphate Remover & Control” Liquid Phosphate Remover effectively controls and removes phosphate from an aquarium. Therefore add .25 ml of this mixture in every 8 gallons of aquarium water in order to...

The latest development for the removal of Aiptasia & Majano Anemones. Ultralife, thru years of research and experimentation, has developed a  100% All Natural, simple and effective solution to treat these anemones. This product is Reef...

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and lower nitrates. 2-inch cubes specifically designed for the high flow of koi and goldfish ponds and recirculating...

MarinePure is the perfect place for beneficial bacteria to flourish in order to remove harmful fish wastes. It will eliminate ammonia and lower nitrates. 2-inch cubes specifically designed for the high flow of koi and goldfish ponds and recirculating...

High output saltwater reef lighting systems includes Bluetooth Controller, Dual LED's, 12VDC power supply and adjustable docking mounts. Kit Includes: 1x - Bluetooth Controller 2x - LOOP IC LED Strips 1x - LED Controller System w/...

High output saltwater reef lighting systems includes Bluetooth Controller, 12VDC power supply and adjustable docking mounts. Kit Includes: 1x - Bluetooth Controller 2x - LOOP IC LED Strips 1x - LED Controller System w/ Remote Synchronize...

High output saltwater reef lighting systems includes Bluetooth Controller,  12VDC power supply and adjustable docking mounts. Kit Includes: 1x - Bluetooth Controller 2x - LOOP IC LED Strips 1x - LED Controller System w/ Remote Synchronize...

High output saltwater reef lighting systems includes Bluetooth Controller, 12VDC power supply and adjustable docking mounts. Kit Includes: 1x - Bluetooth Controller 2x - LOOP IC LED Strips 1x - LED Controller System w/ Remote Synchronize...

High output saltwater reef lighting systems includes Bluetooth Controller, 12VDC power supply and adjustable docking mounts. Kit Includes: 1x - Bluetooth Controller 2x - LOOP IC LED Strips 1x - LED Controller System w/ Remote Synchronize...

4" filter media cups include a free high quality filter media bag, as used in Red Sea Reef-Spec Carbon. Cup Dimensions: 4.25 x 4.25 x 8.5"

MatrixCarbon™ is a truly unique activated carbon. It is formed as a spherical bead for optimum hydrodynamics, and will not pack. It permits maximum water flow and contact with its high density of macroporous binding sites. MatrixCarbon™ has a...

The Classic 25-Watt Series Units sterilizer is designed for maximum performance, capacity, and durability. Our Ultraviolet system is a proven reliable and successful method when controlling algae and dangerous bacteria without leaving any...

The Classic 25-Watt Series Units sterilizer is designed for maximum performance, capacity, and durability. Our Ultraviolet system is a proven reliable and successful method when controlling algae and dangerous bacteria without leaving any residuals in...

Fantastic shapes, incredible colors… Well check out new LifeRock™ Shapes, the latest version of CaribSea’s amazing LifeRock™ line up. Each 20 pound box comes with 4 arches! There is simply no better, no more spectacular way to...

Caribsea® Moani Dry Live Rock is the perfect solution for starting your marine aquarium with the benefits of live rock. Moani will behave just like real live rock, providing your aquarium with vital biological filtration and a nitrification base, in...

The INFINIA lineup caters to both frag and full reef setups with ultra-shallow and standard-height displays. These systems are made for showcasing coral with ample space for rockwork and custom scaping. Available in reef, frag, and peninsula variants,...

The INFINIA lineup caters to both frag and full reef setups with ultra-shallow and standard-height displays. These systems are made for showcasing coral with ample space for rockwork and custom scaping. Available in reef, frag, and peninsula variants,...

The HI98103 Checker pH tester has been designed with many advanced features while maintaining the look and feel of the original Checker. The redesigned Checker now offers automatic calibration to one or two points, automatic buffer recognition,...

Marine buffer supplement with trace elements that promote the development of Coralline Algae KH Coralline algae will grow naturally, without any special supplements in all reef systems optimized for hard corals. KH Coralline Gro is a complex of...

Increase the beauty of your aquarium landscape with these unique style stones and rocks to look like miniature rock formations. Customize your reef structure with safe, all-natural materials available in an assortment of sizes and shapes to enhance your...

Increase the beauty of your aquarium landscape with these unique style stones and rocks to look like miniature rock formations. Customize your reef structure with safe, all-natural materials available in an assortment of sizes and shapes to enhance your...

Increase the beauty of your aquarium landscape with these unique style stones and rocks to look like miniature rock formations. Customize your reef structure with safe, all-natural materials available in an assortment of sizes and shapes to enhance your...

Lifegard Aquatics introduces the Pro-MAX™ UV Sterilizer, featuring a patent-pending, flow-through design with less restrictive angled inlet and outlet ports requiring less plumbing. This unique design enables easy installation of new or replacement...