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Cube Filter Sock (2.75", 10" Long) Fits 10-50 Gallon - Waterbox
Waterbox$11.99Micro 2.75" Filter Socks for Waterbox 10, 15, 20 Gallon Cubes, Waterbox All In Ones 28.2, 30.2, 40.2, 50.3 aquariums. -
MarinePure Biofilter 1.5" Spheres (2 Quart) - Cermedia
Cermedia$28.891½" Spheres Designed for Ammonia and Nitrite Removal One MarinePure Sphere has the same surface area as 1,350 plastic 1.5" bio-balls. Primarily designed to provide deep anaerobic zones for de-nitrification in passive systems. Live rock... -
Chemi Pure Green Nano - 5 Pack - Boyd
Boyd$11.22Boyd Enterprises is proud to announce a revolutionary NEW addition to the Chemi-pure family, Chemi-pure Blue! Chemi-pure Blue is specially created for fantastic results in reef and marine aquariums. Our NEW proprietary blend of premium, low-dust... -
TWIN PACK - Chemi-Pure Elite (11.74 oz) - Boyd
Boyd$28.99Chemi-Pure Elite adds ferric oxide to the original Chemi-Pure formula to also remove phosphates and silicates, making it the only complete choice for filtering any kind of aquarium. With Chemi-pure Elite, we have taken the next step in keeping Chemi-pure... -
Lee's Sleek Black Airline 8' - Lee's
Lee's$8.99Lee's Sleek 8' Flexible Airline Tubing in Black is a great way to hide necessary airline tubing in your aquarium. -
ARID N24 Macroalgae Reactor - Pax Bellum
Pax Bellum$949.00The concept of using macroalgae as a method of nutrient export is not new. However, the introduction of the ARID (Algae Remediation Illuminated Device) the original, patented macroalgae reactor by Pax Bellum is a quantum leap forward. This ingenious... -
ARID N18 Macroalgae Reactor - Pax Bellum
Pax Bellum$635.00The concept of using macroalgae as a method of nutrient export is not new. However, the introduction of the ARID (Algae Remediation Illuminated Device) the original, patented macroalgae reactor by Pax Bellum is a quantum leap forward. This ingenious... -
4" x 14" 100 Micron Polyester Filter Sock w/ 4" Ring - Generic
Generic$6.75Filter socks are used as a effective first stage of an aquariums filtration process and should be placed so that water coming from the tank filters into the filter sock first removing uneaten food, detritus, organic waste, dust and other small... -
QQ3 Hang-On Back Skimmer - Bubble Magus
Bubble Magus - Seaside$139.99Efficient and ease-to-use skimmer for aquariums up to 80 gallons. Great features including a needle-wheel pump, easy to adjust body and foam bubble reducer on the outlet. Specifications Footprint: 8" x 5.9" x 16" Pump : SP1000 pump Watt:... -
RO Pressure Gauge Kit - 1/4" push fittings (PGK-4) - Spectrapure
Spectrapure$23.99Pressure Gauge Kit w/ 1-1/2in dia 0-160psi gauge and 1/4inch Fittings -
Fritz PRO RPM Redline HIGH ALK Salt Mix RED Box (55 lbs) - Fritz Aquatics
Fritz Aquatics$82.24Same great benefits from RPM's original formula, PLUS Higher alkalinity for increased SPS growth in higher nutrient systems! Complete Professional Marine Salt Mix for Reef or Fish Only Systems Contains All Essential Major, Minor & Trace... -
MC120 PH Monitor w/Probe & Mounting Kit - Milwaukee Instruments
Milwaukee Instruments$87.00The MC Monitors are designed to continuously monitor pH, EC or TDS values directly in your reservoir. Each unit features a user select able set-point. An LED visual alarm is activated and flashes when the pH, EC or TDS level rises either Above or Below... -
Copper High Range Checker® HC Calibration Check Set HI702-11 - Hanna Instruments
Hanna Instruments$29.99The Copper High Range Checker® HC Calibration Check Set - HI702-11 provides a simple solution to validating the Copper High Range Checker® HC - HI702. This high-quality set of standards is manufactured in our state-of-the-art facility and... -
HI702-25 Copper High Range Checker® Reagents (25 Tests) - Hanna Instruments
Hanna Instruments$17.99The HI702-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Copper High Range Checker® HC. These reagents follow the Bicinchoninate Method in which the reaction between... -
HI702 High Range Copper Checker (Saltwater) - Hanna Instruments
Hanna Instruments$67.99The HI702 Checker®HC (Handheld Colorimeter) is a simple, accurate, and cost effective way to measure copper in your saltwater aquarium. Designed as a more accurate alternative to chemical test kits, the HI702 provides quick, accurate results in a... -
External Canister Filter Classic 600 (Model 2217) (60 -180 Gallons) - Eheim
EHEIM$199.99SILENT OPERATION, HIGH QUALITY AND DEPENDABILITY On the market for years and proven millions of times, the EHEIM classic range has become the basic model in the world of EHEIM external canister filters, yet still features perfect pump output, filter... -
8 oz Red Ogo Gracilaria (Gracilaria parvispora) - Algae Barn
AlgaeBarn$70.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharp and pointy fronds, Red Ogo Gracilaria adds a splash of color and texture to any tank or... -
4 oz Red Ogo Gracilaria (Gracilaria parvispora) - Algae Barn
AlgaeBarn$40.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharp and pointy fronds, Red Ogo Gracilaria adds a splash of color and texture to any tank or... -
2 oz Red Ogo Gracilaria (Gracilaria parvispora) - Algae Barn
AlgaeBarn$25.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharp and pointy fronds, Red Ogo Gracilaria adds a splash of color and texture to any tank or... -
1 oz Pom Pom Gracilaria (Gracilaria hayi) - Algae Barn
AlgaeBarn$15.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharply tapered, flame-like fronds, Pom Pom Gracilaria adds a splash of color and texture to any... -
4 oz Pom Pom Gracilaria (Gracilaria hayi) - Algae Barn
AlgaeBarn$40.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharply tapered, flame-like fronds, Pom Pom Gracilaria adds a splash of color and texture to any... -
2 oz Pom Pom Gracilaria (Gracilaria hayi) - Algae Barn
AlgaeBarn$25.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharply tapered, flame-like fronds, Pom Pom Gracilaria adds a splash of color and texture to any... -
8 oz CleanSea Lettuce (Ulva Lactuta) - Algae Barn
AlgaeBarn$70.00A fast-growing nutrient sponge. Sea Lettuce. is commonly found on shallow, rocky reefs worldwide. This delicate green algae prefers brightly lit waters with high nutrient levels. Thus, it can quickly reduce concentrations of dissolved nutrients... -
4 oz CleanSea Lettuce (Ulva Lactuta) - Algae Barn
AlgaeBarn$39.99A fast-growing nutrient sponge. Sea Lettuce. is commonly found on shallow, rocky reefs worldwide. This delicate green algae prefers brightly lit waters with high nutrient levels. Thus, it can quickly reduce concentrations of dissolved nutrients... -
2 oz CleanSea Lettuce (Ulva Lactuta) - Algae Barn
AlgaeBarn$25.00ALL-NEW DURABLE PACKAGING! A fast-growing nutrient sponge. Sea Lettuce. is commonly found on shallow, rocky reefs worldwide. This delicate green algae prefers brightly lit waters with high nutrient levels. Thus, it can quickly reduce... -
8 oz Spike Sphere Gracilaria (Gracilaria tikvahiae) - Algae Barn
AlgaeBarn$70.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharp and pointy fronds, Spike Sphere Gracilaria adds a splash of color and texture to any tank or... -
4 oz Spike Sphere Gracilaria (Gracilaria tikvahiae) - Algae Barn
AlgaeBarn$40.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharp and pointy fronds, Spike Sphere Gracilaria adds a splash of color and texture to any tank or... -
2 oz Spike Sphere Gracilaria (Gracilaria tikvahiae) - Algae Barn
AlgaeBarn$25.00At AlgaeBarn we treat, quarantine and inspect all of our CleanMacro™ Live Macro Algae. With a bright red and burgundy hue and graced with sharp and pointy fronds, Spike Sphere Gracilaria adds a splash of color and texture to any tank or... -
2 Pack - Reusable Black Mesh Filter Media Bag (10" x 5.5") - Red Sea
Red Sea$7.99The high quality draw-string nylon media bag supplied with our Reef Spec Carbon is now available as a regular product ideal for all holding all types of media. Ideal mesh size for all aquarium filter media. Reusable -
On Sale 48%
(DISCONTINUED) V1 Klir Fleece Roller Filter DI-7 (7" Filter Sock) - Klir
Klir$289.99$149.99Enjoy maintenance-free aquarium filtration for months at a time. The Klir filter is a direct replacement for filter socks on sumps with sock trays. Klir Filter automatically unrolls new filtering material, removing suspended particles from your... -
Copper (Cu) Test Kit - Elos
ELOS$21.99The ELOS Copper Test Kit combines ease-of-use, with laboratory-grade precision. It can be used to detect copper or to measure residual copper levels before and after using copper cures in fish-only aquariums. Also, great for testing tap or source water... -
Nano-Tech Bio-Block (4" x 4" x 1") - Maxspect
Maxspect$17.99Maxspect’s Nano-Tech Bio-Blocks are a durrable dense arangement of small spheres creating an ultra-high surface area media which reduces the volume of biomedia actually required for efficient nutrient cycling in both fresh and saltwater... -
AI Prime Replacement Power Supply (24V - 2.5A) - AquaIllumination
AquaIllumination$54.99AI Power Supply for Prime, 24V 2.5A -
Lotus Coral Plus/Frag Holder Rack - Eshopps
Eshopps$49.95A revolution in fragging, space-saving footprint in tanks, and thinking. The Eshopps’ Lotus features a total of 52 frag spaces on the Lotus while maintaining a sophisticated design to be placed in your aquarium tank. Each Lily provides 13 holes to... -
Orbit Marine 18"- 24" IC LOOP PRO Dual LED System w/HUB (4504) - Current USA
Current USA$219.96High output saltwater reef lighting systems include wireless remote control, IR light & pump controller, IC light manifold HUB 12VDC power supply and adjustable docking mounts. Fully upgradeable to Bluetooth for mobile device operation. Kit... -
Sea Veggie Flakes for Marine Fish (7.4 oz) - Sera
Sera$19.99Sera marin Veggie Flakes is for the mainly herbivorous fish that eat at the water surface. The selected ingredients high in fiber, such as spirulina algae, support healthy digestion and vitality. Due to its balanced, easily digestible composition, the... -
On Sale 15%
Marine Grandules (3.9 oz) Fish Food - Sera
Sera$16.99$14.44Sera marin Granules is the staple food consisting of carefully manufactured granules for all marine fish that eat in the middle water layers and at the bottom. Due to the carefully selected, natural ingredients such as marine algae rich in iodine,... -
Marine Grandules (1.5 oz) Fish Food - Sera
Sera$12.99Sera marin Granules is the staple food consisting of carefully manufactured granules for all marine fish that eat in the middle water layers and at the bottom. Due to the carefully selected, natural ingredients such as marine algae rich in iodine,... -
Marine Treat GVG-Mix (7.4 oz) Whole Food Animals - Sera
Sera$29.99Sera marin GVG-Mix is the staple food consisting of carefully manufactured flakes and dried whole food animals for all marine fish that prefer to eat at the surface. The tasty, varied blend is rich in minerals and trace elements such as iodine, and thus... -
Marine Treat GVG-Mix (2.1 oz) Whole Food Animals - Sera
Sera$16.99Sera marin GVG-Mix is the staple food consisting of carefully manufactured flakes and dried whole food animals for all marine fish that prefer to eat at the surface. The tasty, varied blend is rich in minerals and trace elements such as iodine, and thus...