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(5 L) Strong-Acid Cation Semi-Conductor Grade DI Resin (RES-SAC-SC-5L) - Spectrapure
Spectrapure$66.99A 5 Liter bag will fill 6.25, 10-inch DI Cartridges Spectrapure Strong-Acid-Cation Semi-Conductor Grade DI Resin, 5 Liter (6 x 10in Cartridges). Please Note: Some Resins discharge a strong odor and... -
RODI Add On Single Stage DI Canister Kit (ADD-DI-10x2) - SaltwaterAquarium
SaltwaterAquarium$59.99Add On Standard 10"x2" inch DI Stage. This Add On DI can be used with most RO units or used alone. The unit come filled with: Nuclear grade, virgin, color indicating Deionization resin. A... -
Titanium S1 Digital Inline TDS Meter - AutoAqua
AutoAqua$35.99Are you tired of big, boxy, hard-to-read TDS meters? So are we! That’s why we built the AutoAqua Titanium Series TDS meters. They are small, easy-to-use, and have a big bright screen to make checking... -
Classic 25 Watt UV Black 2" Slip Fitting Unit - Aqua Ultraviolet
Aqua Ultraviolet$439.71The 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... -
SeaGel (250 mL) - Seachem
Seachem$7.91SeaGel™ 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,... -
6" 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. This lid is compatible with the following: 6-12 Media Chamber Reactor 6-18 Media... -
100 GPD 1 to 1 High Efficiency RO Membrane w/Flow Restrictor | Reverse Osmosis Ultra High Rejection Made in the USA - SaltwaterAquarium
SaltwaterAquarium$79.99TRUE 1:1 TFC High Silicate Rejection Membrane - Made in the USA! *** The 100GPD 1:1 membrane uses the 50GPD Flow Restrictor; BE SURE to get the correct flow restrictor for your RO membrane -
VarioS-4S Controllable Skimmer Pump - Reef Octopus
Reef Octopus$461.99Max Flow: 422gph / Max Air: 1500 L/H (52 SCFH)* Efficiency: 24V / 40watts Dimensions: 4.75in(W) x 5.7in(L) x 4in(H) Controller Features: multiple pause times, float switch safety and0-10v input... -
K3 250HOB Protein Skimmer - IceCap
Icecap$362.99The IceCap K3 250HOB Protein Skimmer is a compact hang-on-back protein skimmer ideal for aquariums up to 250 gallons. The traditional style cylinder skimmer body shape reduces turbulence to provide... -
Fluval 307 External Filter
Fluval$217.9907 series marks the 7th incarnation in 4 decades of Fluval's top selling canister filter family worldwide. Not only does the latest generation incorporate the power and reliability you've come to... -
6-24 Bio Mass Reactor - Bashsea
Bashsea$414.99The ultimate maintenance free biological filter. Dimensions: 12.25" x 7.25" 24" Base Dimensions: 7.25" x 12.25" Chamber Dimensions: 6" Water Input: 0.5" Air Input: 0.125" or 1/8" Drain"... -
Ruby Sump 30 (30" x 14") - Trigger Systems
Trigger Systems$429.79Trigger Systems specializes in aquarium sump manufacturing and are based here in the USA (Dallas, TX). All Trigger sumps come with a full top support brace which is made of a solid piece of material... -
Siporax Mini (4.5 oz) Bio Filter Media - Sera
Sera$12.99Sera siporax mini Professional was developed especially for smaller aquariums up to a volume of approximately 100 liters. It allows maximum increase of the settling surface for purification bacteria... -
Pro 4+ 250 Canister Filter - (30-65 gallon tanks) - Eheim
EHEIM$259.95The EHEIM professionel 4+ – our best external filter but now with an integrated ‘emergency’ button. We have adopted the many advantages of the professional 3 series – powerful performance, optimal... -
SMS-3018 Smart Series Sump - Bashsea
Bashsea$559.99Designed with the popular Triton method in mind, yet Smart Series Sumps can be used in any traditional method as well: Triton Berlin Tech Traditional Custom Pair that with our bold look,... -
Triton Sump 44 (44" x 16") - Trigger Systems
Trigger Systems$699.99The Triton series is designed to work with the Triton method which is becoming increasingly popular as it does not require water changes, which no one -
DI Resin Loading Tamper Tool BLACK in Color - AquaFX
AquaFX$29.99Streamline your DI resin loading process and eliminate mess with the AquaFX DI Loading Tamper Tool. Precisely engineered to prevent resin spillage and ensure consistently uniform packing, this... -
Phosphat-E-Liquid Phosphate Remover 1L -Brightwell
Brightwell Aquatics$81.96Overview Begins to eliminate reactive phosphate immediately upon addition to aquarium. Safe for all inhabitants of reef and marine fish-only aquaria. Each ml eliminates 1 ppm phosphate in 4... -
Elite 200 INT Super Cone Protein Skimmer - Reef Octopus
Reef Octopus$958.64The new and innovative Reef Octopus ELITE 200-INT in-sump protein skimmer supplies powerful filtration for aquariums up to 400 gallons. The Reef Octopus ELITE 200-INT is constructed of high-quality... -
Fluval 207 External Filter
Fluval$170.9907 series marks the 7th incarnation in 4 decades of Fluval's top selling canister filter family worldwide. Not only does the latest generation incorporate the power and reliability you've come to... -
8-18 Bio Mass Reactor - Bashsea
Bashsea$539.99The ultimate maintenance free biological filter. Dimensions: 14.25" x 9" 18" Base Dimensions: 9" x 14.25" Chamber Dimensions: 8" Water Input: 0.75" Air Input: 0.125" or 1/8" Drain" 1" Water... -
Set of 2 Quick Release Lever (Metric M8) Thumbscrew Replacement - Slide Loc
Slide Loc$9.99Our latest evolution is to take on the meek and humble thumbscrew... often a thorn for hobbyists... and replace it with what can only be described as a massive leap forward. The Patent Pending lever... -
EXTREME Curve Skimmer 9EX - Bubble Magus
Bubble Magus - Seaside$359.99CURVE 9 EXTREME Measure:250*295*610 (9.84" x 11.61 x 24.02" ) Use to 900-1500L Aquarium (238-396Gal) ROCK SP4.0 Pump 220-240V, 50Hz, 25W (120V, 60Hz, 0.5A) Air intake: 1000 LPH Water level 7-8” -
MiniMax Pro SMALL Reactor Replacement Sponges (4 Pack)- Innovative Marine
Innovative Marine$10.00MiniMax Pro SMALL Reactor Replacement Sponges Part Number: 7302150 4 Pieces Per Order Fits: MiniMax Pro SMALL Reactor -
Kalkwasser Mixing 8" Reactor KM-200 Large - IceCap
Icecap$409.99The IceCap Kalk Mixer is a dedicated reactor for dosing kalkwasser in a safe and controlled matter to supply equal additions of Calcium and Alkalinity to a Reef Aquarium. Kalkwasser dosing is... -
Tidal 75 Zeolite (250 ml) - Seachem
Seachem$9.03Improve your water quality with Seachem Tidal Zeolite, which has the highest ammonia binding capacity, while also binding heavy metals for freshwater and saltwater aquariums. The 140ml bag will treat... -
15 Watt Quartz Sleeve with Rubber Seal - Aqua Ultraviolet
Aqua Ultraviolet$70.3915 Watt Quartz Sleeve with Rubber Seal made by Aqua Ultraviolet -
Replacement Lamp for Classic 8 Watt - Aqua Ultraviolet
Aqua Ultraviolet$74.19Aqua Ultraviolet Replacement Lamp for Classic 8 watt -
Triton ATO (5 Gallon) - Trigger Systems
Trigger Systems$169.795 GallonDimensions: 6″ long x 14″ wide x 15″ tall 10 Gallon Dimensions: 10″ long x 16″ wide x 15″ tall Matching color to Triton sumps: White bottom, Aquamarine sides and top, Smoke back 1/4″... -
CR200 DC Calcium Reactor 8" W/Varios 4 Pump - Reef Octopus
Reef Octopus$866.24VarioS CR200 8 inch Calcium Reactor SKU: OCT-CALR200 Footprint: 15.2″ x 10.6″ | Body Diameter: 8″ | Height: 23″ < -
Blade Hybrid Submersible Algae Scrubber Reactor Large 16" w/Refugium LED - Adaptive Reef
Adaptive Reef$699.99The Adaptive Reef x AquaIllumination (AI) Hybrid Refugium Algae Reactor is a device designed for nutrient export in saltwater aquariums. It is particularly useful for reef keepers who may not have... -
SHARK ADV Replacement Sponges 2x White - Sicce
Sicce$9.99The Shark Sponge replacement kit provides 2x white sponge with 20ppi of cleaning power. -
SMS-3618 Smart Series Sump - Bashsea
Bashsea$719.99Designed with the popular Triton method in mind, yet Smart Series Sumps can be used in any traditional method as well: Triton Berlin Tech Traditional Custom Pair that with our bold look,... -
BioSpace Reactor 4-3 (4" x 27") Up to 160 Gallons - Bashsea
Bashsea$269.99Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes... -
Adjustable RO Float Valve - Automatic Water Shut Off - Icecap
Icecap$19.99Never Overflow Your Reservoir Again The IceCap Adjustable RO Float Valve is an essential fail-safe for any hobbyist using a Reverse Osmosis (RO) or RO/DI system. -
Bubble Blaster 3000 Skimmer Pump - Reef Octopus
Reef Octopus$386.91Our Bubble Blaster skimmer pumps are a true innovation to the aquarium hobby. At the same time, most other skimmer pumps on the market are modified water pumps fitted with a modified impeller to draw... -
Re-MOVER PLUS 32 oz. (200 gallons) - Dr. Tim's Aquatics
Dr Tim's Aquatics$19.79A high capacity, porous media that provides superior bio-filter surface area for the growth of bacteria which remove ammonia, nitrite, nitrate and organics. Use 1 cup (240 ml) of Re-Mover PLUS™ for... -
Elite 200 SSS Space Saver Super Cone Skimmer - Reef Octopus
Reef Octopus$1,305.14The new and innovative Reef Octopus Elite 200-SSS in-sump protein skimmer supplies powerful filtration for aquariums up to 400 gallons where sumps space may be limited. The Reef Octopus Elite... -
Advantage 2000+ Hang On Sterilizer 8 Watt (1/2" Barb) - AquaUltraviolet
Aqua Ultraviolet$216.78The Advantage Series is ideal for small ponds, aquariums, and water features. Advantage UV’s are slim, lightweight units designed for maximum UV effectiveness. Aqua Ultraviolet UV’s will clear your... -
NPX Bio Pellet Adaptor for Reactor 550 - Two Little Fishies
Two Little Fishies$20.68Use this kit with your Phosban 550 to run Bio Pellets effectively. Vortex generator for fluidizing NPX BioPlastics and other biopellets in Two Little Fishies Phosban reactors.