Whats New?

A redesigned display module has been created with a slick new look that matches the color scheme. Orange LED

Double junction probes place a second vessel inside the main electrolyte with a second internal junction. The means that even when the aquarium water eventually begins to make its way in the first...

Double junction probes place a second vessel inside the main electrolyte with a second internal junction. The means that even when the aquarium water eventually begins to make its way in the first...

This Energy Bar 832 was redesigned from the ground up.  Not only does it have eight 120V AC outlets, but it includes an internal 100W 24VDC power supply as well. That power supply feeds three...

Treats bacterial, fungal, and parasitic diseases Very broad spectrum freshwater medication Good choice when unsure of the disease PolyGuard™ is the single most effective medication to keep...

Efficiency: 36V / 70watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H) Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes:...

Efficiency: 24V / 40watts       Dimensions: 3.75in(W) x 5.7in(L) x 5.5in(H)Controller Features: multiple pause times, float switch safety and 0-10v input for 3rd party controllerIncludes: VarioS-4...

This cable connects to the 24VDC accessory connections on the 1LINK. This cable has two bare (tinned) wires on the other end so you could connect it up to a 24VDC device of your choosing so long as...

4-pin male to male cable many of you have been waiting for. It is ten feet long. This cable allows you to connect your DŌS to the 1LINK thereby eliminating the need for the DŌS to be connected to a...

Red Sea REEF-SPEC™ Carbon is a premium, highly activated carbon specifically engineered for marine and reef aquariums to ensure the highest standard of water clarity and purity. It is the ultimate...

Red Sea REEF-SPEC™ Carbon is a premium, highly activated carbon specifically engineered for marine and reef aquariums to ensure the highest standard of water clarity and purity. It is the ultimate...

Red Sea REEF-SPEC™ Carbon is a premium, highly activated carbon specifically engineered for marine and reef aquariums to ensure the highest standard of water clarity and purity. It is the ultimate...

Automatic Shut-Off Float Kit w/ ASO Valve, Float Vae and 1/4in Fittings FEATURES: For use with RO and RODI System - Positive shut-off; completely shuts off all wastand product water Note: Auto...

SpectraSelect Plus™ membranes set the industry standards for highest rejection, flow rate, and longevity. SpectraSelect Plus™ 99% Rejection Membranes effectively DOUBLES post Deionizing cartridge...

SuperDI™ Color Indicating Mixed Bed DI Cartridge - High-Capacity 10in Shell, 3in dia x 10in L FEATURES: SpectraPure® Color Indicating Mixed-Bed Resin Cartridges provide ultra-pure deionized water...

SuperDI™ MaxCap® DI Cartridge (Non-Indicating) - High Capacity 10in Shell, 3in dia x 10in L FEATURES: SpectraPure’s MAXCAP® DI™ Replacement Cartridge are the Heart of the MAXCAP® Series of Products...

Color-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...

Color Indicating Mixed Bed DI Cartridge - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure® Color Indicating Mixed-Bed Resin Cartridges provide ultra-pure deionized water and...

The Original MaxCap® DI Cartridge (Non-Indicating) - Standard 10in Twist-Top Shell, 2.8in dia x 10in L FEATURES: SpectraPure’s MAXCAP® DI™ Replacement Cartridge is the Heart of the MAXCAP® Series of...

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...

Interchangeable with Spectrapure, Captive Purity's, Kent Marine's, AWI's, BRS's, and most residential/aquarium RO or RO/DI systems and SpectraPure® Eliminator Systems. - Remove chlorine, organics,...

Coconut carbon blocks are manufactured with a high purity Coconut Shell Activated Carbon.  With a high chlorine reduction, great dirt-holding capacity, and greatly reduced carbon fines.  Great...

Sediment Filter Cartridge -  2.5 in dia x 10 in L.Sediment Filters are high efficiency depth gradient density filter cartridges with almost absolute micron ratings.They are strongly recommended for...

Sediment Filter Cartridge -  2.5 in dia x 10 in L. Economical light weight filters for standard 10" housings reduces fine sediment, sand, silt, rust and scale. Polypropylene Sediment, 4 layer...

The HI736-25 are the replacement reagents for the HI736 Phosphorus Ultra Low Range Checker HC. These high quality reagents are manufactured in our state-of-the-art facility and are clearly marked...

The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely...

Broad spectrum antibiotic effective against most external infections Safe for marine and freshwater Minimal impact on bio-filter NeoPlex™ is a broad spectrum antibiotic effective against most...

ONE FREE ITEM PER ORDER.  THIS TANK STICKER IS FREE WITH ANY ORDER OVER $50.  JUST ADD $50 WORTH OF PRODUCTS TO YOUR CART AND THIS ITEM WILL BE FREE. Sticker is 2.75" by 2.75" on clear adhesive...

Sicce has been manufacturing industry-leading pumps for years. Recently, we challenged our engineers to develop a canister filter that offers exceptional value to customers without sacrificing...

The SHARK ADV is an exclusively designed internal filter with a patented magnetic quick uncoupling system (MCS System). The modular design allows the possibility of adding one or more filtering...

The SHARK ADV is an exclusively designed internal filter with a patented magnetic quick uncoupling system (MCS System). The modular design allows the possibility of adding one or more filtering...

Compatible with A160, A360 & AP700 (TWO Required for AP700) For rimmed and rimless tanks, the new Mounting Arms are fully adjustable, compatible with A160 and A360 series, and offer better cable...

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read...

This reagent works with both the 755 & 772 Hanna checker.  It may come with the tag 755-26 or 772-26, both reagents work with both checkers. Extreme Accuracy. Easy to Test in 4 Steps - Zero the...

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read...

It is designed for testing the concentration of salt water and brine and used for quality control in research and clinical laboratories and marine industry. Its scale provides a direct reading of the...

The Fluid Monitoring Kit Includes: 1x - FMM Fluid Monitoring Module 1x - 1" Flow Sensor (FS-100) 2x - 1/2" Flow Sensor (FS-50) 2x - 1" Unions 4x - 1/2" Adapters FMK What's In The Box? The...

This refractometer does not come with a case or battery. The new Milwaukee MA887 Seawater Digital Refractometer encompasses 3 different types of user selected scales for the measurement of seawater...

Flatworm Stop strengthens all kind of corals and reduces parasitical flatworms on Acropora corals at the same time.  Very valuable ingredients are assimilated directly after dosage. In our tests also...

Flatworm Stop strengthens all kind of corals and reduces parasitical flatworms on Acropora corals at the same time.  Very valuable ingredients are assimilated directly after dosage. In our tests also...