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On Sale 15%
Penguin PRO 175 Bio-Wheel Hang On Back Filter (up to 30 gallons) - Marineland
Marineland$44.99$38.24Marineland Penguin PRO Power Filter delivers easy, three-stage mechanical, chemical and biological aquarium filtration. This ultra-quiet filter has a decoupled motor to reduce noise so you can relax and enjoy your aquarium. This power filter contains... -
On Sale 15%
Carbon PLUS 32 oz. (140 gallons) - Dr. Tim's Aquatics
Dr Tim's Aquatics$44.99$38.24Carbon-PLUS™ is mix of Carbon-PURE and Phos-Eliminator™ that use adsorption and ion-exchange to remove organics, colors, smells, phosphates and silicates as well as metals and acids. Use 1 cup (240 ml) of for every 35 gallons (132 liters) of... -
On Sale 15%
Xport BIO Plate - 9" x 8" x 1.50" - Brightwell Aquatics
Brightwell Aquatics$44.95$38.21Xport BIO Plate Ultra-porous Biological Plate Media with Superior Performance Characteristics Overview Highest porosity and largest useable surface area, per unit weight or volume, of all filtration media available anywhere Provides huge amounts... -
QuietFlow LED PRO 30 Aquarium Power Filters - Aqueon
Aqueon$37.99Featured is a LED filter cartridge change indicator light that flashes when the cartridge becomes clogged with debris, providing a reminder that it's time to replace the cartridge. A great benefit of the Aqueon QuietFlow filters is the internal pump... -
10" Mixed Bed DI Resin Filter Cartridge (DI-MB-10) - Spectrapure
Spectrapure$37.99Semiconductor Grade Mixed Bed DI Cartridge - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure® Semiconductor Grade Mixed-Bed Resin Cartridges provide ultra-pure deionized water and are tested to 18 meg ohm purity. The ion... -
VarioS 4/RODC Pinwheel Impeller for Skimmer Pumps - Reef Octopus
Reef Octopus$37.94VarioS/RODC Pump Pinwheel Impeller Replacement impeller for RODC skimmer pump models 3500S and VarioS model 4S. IMPORTANT: Not compatible with old Diablo (Red/Black) pump. -
Reef BluePrint Inocul8 (75g) - Captiv8 Aquaculture
Captiv8 Aquaculture$37.48Characteristics A dry blend which rapidly establishes comprehensive biological filtration, providing a host of non-pathogenic, heterotrophic aerobic and anaerobic microorganisms (nitrifiers, denitrifiers, as well as species which focus on... -
On Sale 15%
Rectangle Filter Sock 7" 300 Micron (3 Pack) - Eshopps
Eshopps$43.98$37.38Micron filter bags provide excellent mechanical filtration, which helps reduce the amount of ammonia-producing organic matter in your aquarium. They also help prevent larger objects such as sand, crabs, and snails from damaging pump motors. Add these... -
BioCompact 50 Internal Filter - Oase
Oase$36.99Description Compact – Designed to be discreetly installed horizontally or vertically, perfect for small freshwater aquariums and paludariums Large filter surface for effective water filtration – Uses biological, mechanical, and chemical... -
10" Color Changing Silica Buster DI Resin Filter Cartridge (DI-SB-CI-10) - Spectrapure
Spectrapure$36.99Color-Indicating SilicaBuster™ Multi-Layer DI Cartridge - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure® SilicaBuster™ Mixed-Bed Multi-Layer Deionization Cartridges are fabricated with semiconductor grade resins... -
10" Silica Buster DI Resin Filter Cartridge (DI-SB-10) - Spectrapure
Spectrapure$36.99SilicaBuster™ Multi-Layer DI Cartridge - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure® SilicaBuster™ Mixed-Bed Multi-Layer Deionization Cartridges are fabricated with semiconductor grade resins for highest... -
On Sale 15%
PRO-CARBON Activated Carbon (4000 ml) - Polyplab
PolypLab$42.99$36.54High performance activated carbon for crystal clear water in fresh-water and salt-water aquariums. PolypLab Pro Carbon is is an ultra high performance activated carbon manufactured under the most strict quality controls. Pro CarbonL - Highly... -
On Sale 15%
Carbon 32 oz. (400 gallons) - Dr. Tim's Aquatics
Dr Tim's Aquatics$42.39$36.03PURE-Carbon™ is a super efficient superior bituminous coal based carbon that is phosphate-free and adsorbs impurities, organics and pollutants. Resulting in crystal clear, pure water. Use 1 cup (240 ml) of Carbon-PLUS™ for every 100 gallons... -
NO3 : PO4-X NOPOX - Nitrate & Phosphate Reducer (1000 ml / 33 oz) - Red Sea
Red Sea$35.991000 ML - 33 oz Bottle Red Sea NO3: PO4-X is a unique complex of carbons that are used by nutrient reducing bacteria. Each carbon in the complex is utilized by different strains of microorganisms while ensuring the specific... -
Hard Plumbed Slip Fitting Lid - Bashsea
Bashsea$35.00This option allows a customer to hard plumb a bashsea reactor using a slip fitting instead of a barb fitting. -
20" RODI MicroTec (0.5 Micron) Sediment Filter - Spectrapure
Spectrapure$34.99SpectraPure MicroTec Sediment Filters are high efficiency depth gradient density filter cartridges with almost absolute micron ratings. They are strongly recommended for areas with extremely high sediment levels like NY, WA, ND, NC and IL etc. The... -
AuqaShield 11 Watt UV Sterilizer Replacement Bulb (Midsize) - Innovative Marine
Innovative Marine$34.99Your First Line of Defense -Replacement UV sterilizer bulb - 11 Watt - for Auqashield UV 11 watt unit. -Comes with Quartz sleeve, 11 watt UV bulb, Filter sponge and Drop in cover. Cloudy water, Algae and parasites lead to the frustration of many... -
Replacement Fleece Roll 10" Platinum Sump - Trigger Systems
Trigger Systems$34.9910" Fleece Roll for Trigger Sumps. Compatible with Platinum Sump 34 and Platinum Sump 39 -
Magnetic RODI Float Valve - Icecap
Icecap$34.99IceCap Magnetic Mount Float Valve comes with universal tubing retainer and tubing -
Reefer 350/450 Bubble Trap Foam (16.5" X 7.5" X 1.5") - Red Sea
Red Sea$34.99Red Sea Reefer 350/450 Bubble Trap Foam Replacement Red Sea Reefer 350 & 450 Bubble Trap Sponge. 16.5" X 7.5" X 1.5". Red Sea Part # 42186. -
On Sale 15%
SeaGel (2 L) - Seachem
Seachem$41.06$34.90SeaGel™ is a blend of MatrixCarbon™ and PhosGuard™. MatrixCarbon™ is an ultracapacity carbon for the removal of organic and color impurities. PhosGuard™ is a powerful remover of phosphate, silicate, toxic metals, and acids... -
VarioS 2/RODC Pinwheel Impeller for Skimmer Pumps - Reef Octopus
Reef Octopus$34.49VarioS/RODC Pump Pinwheel Impeller Replacement impeller for RODC skimmer pump models 2500S and VarioS model 2S. IMPORTANT: Not compatible with old Diablo (Red/Black) pump. -
6" XL Replacement Roller QuickChange Fleece (for SK-5000) - ClariSea
ClariSea$34.00XL Version Roll Length - 137 ft vs 82 ft on the original style. The ClariSea fleece filter is a high efficiency water filtration system which effectively removes suspended particles such as micro algae, detritus, food, organic waste and gravel dust from... -
On Sale 15%
4 oz Red Ogo Gracilaria (Gracilaria parvispora) - Algae Barn
AlgaeBarn$40.00$34.00At 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... -
On Sale 15%
4 oz Pom Pom Gracilaria (Gracilaria hayi) - Algae Barn
AlgaeBarn$40.00$34.00At 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... -
On Sale 15%
4 oz Spike Sphere Gracilaria (Gracilaria tikvahiae) - Algae Barn
AlgaeBarn$40.00$34.00At 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... -
Reefer XL Bubble Trap Foam V1 (19" x 8.5" x 1.5") - Red Sea
Red Sea$33.99Red Sea Reefer XL Bubble Trap Foam Replacement Red Sea Reefer XL/Peninsula Aquarium Replacement Bubble -
On Sale 15%
FilmTec 75 GPD RODI Membrane (BW60-1812-75) - Dupont
Dupont$39.99$33.99FilmTec™ Tap Water Reverse Osmosis Elements feature advanced membrane technology and offer outstanding reliability and consistency. Our automated fabrication process allows precise production of every element to tight, pre-defined specifications,... -
On Sale 15%
FilmTec 50 GPD RODI Membrane (TW30-1812-50HR) - Dupont
Dupont$39.99$33.99FilmTec™ TW30-1812-50HR Elements for water treatment units produce 50 GPD (15.8 L/h) of permeate with 98% stabilized salt rejection at standard test conditions. They are the most reliable and consistent elements in the industry. They are... -
Reefer XL Bubble Trap Foam (9.75" x 7.5" x 1.5") - Red Sea
Red Sea$33.99Red Sea Reefer XL Bubble Trap Foam Replacement Red Sea Reefer XL/Peninsula Aquarium Replacement Bubble -
On Sale 15%
4 oz CleanSea Lettuce (Ulva Lactuta) - Algae Barn
AlgaeBarn$39.99$33.99A 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... -
On Sale 15%
RO TFC Membrane 50 GPD - Aquatic Life
Aquatic Life$39.99$33.99Thin Film Composite (TFC) Membranes for standard RO systems and the RO Buddie. Features: Polyamide membrane material with a negative charge removes harmful substances - 11-3/4" standard size fits Aquatic Life and other brands of RO units - Spiral-wound... -
On Sale 15%
RODI Float Valve Kit - Eshopps
Eshopps$39.98$33.98Eshopps’ Float Valve offers a simple solution to help maintain proper water level.Use the Eshopps’ Float Valve as part of an automatic top-off system you create to replenish aquarium water lost through evaporation. Adjustable acrylic mounting... -
On Sale 15%
BioDome Premium Ceramic Filter Media (3L) - Fritz
Fritz Aquatics$39.19$33.31FritzZyme BioDome ceramic filter media is essential for increasing the surface area for nitrifying bacteria to colonize and reduce buildup of toxic ammonia and nitrite. Its compact size and shape allows for more surface area in less... -
On Sale 15%
Phos-Eliminator PLUS 16 oz. (400 gallons) - Dr. Tim's Aquatics
Dr Tim's Aquatics$39.19$33.31Phos-ELIMINATOR PLUS™ uses two types of superior media to quickly remove phosphate and silicate from marine and freshwater aquaria. Reef Safe. Use 1/4 cup (60 ml) of Phos-ELIMINATOR PLUS™ for every 50 gallons saltwater or 100 gallons... -
2" Biocup Nano Filter Media Cup - Eshopps
Eshopps$32.99BIOCUP NANOBest upgrade to your Nano/Pico aquarium filtration.Designed to work best with your Deskmate and Mariner AIO.Substitutes your NANO FILTER SOCK to use with your filter biomedia.BIOCUP NANO fits any round filter sock holder with a diameter of 2... -
BioCompact 25 Internal Filter - Oase
Oase$32.99Description Compact – Designed to be discreetly installed horizontally or vertically, this filter is perfect for small freshwater aquariums and paludariums Large filter surface for effective water filtration – Uses biological, mechanical,... -
10" Enduro DI Resin High Performance Cartridge (DI-MB-ENDI-10) - Spectrapure
Spectrapure$32.99The new Enduro™ DI is the latest addition to SpectraPure’s line of high performance and specialty DI cartridges. With a longer lifespan than the legacy mixed-bed or SilicaBuster™ DI cartridges, the Enduro™ DI spends more time... -
(R42317) Reefer XXL/Peninsula Bubble Trap Sponge (10.75" X 8.5" X 1.5") - Red Sea
Red Sea$32.99Red Sea Reefer XXL Bubble Trap Foam Replacement Red Sea Reefer XXL625/XXL750V2/Peninsula Bubble Trap SpongeTrap Sponge. 10-3/4" X 8-1/2" X 1-1/2". Red Sea Part # 42317. -
AF Phosphate Minus GFO (1000 mL) Dust Free Prewashed - Aquaforest
Aquaforest$32.99An efficient medium for fluidization filters. Dosing too much food and supplements can lead to high phosphate levels. Due its unique properties, Phosphate Minus effectively reduces phosphate and silicate levels in marine aquariums. Its adsorbing...