True Union Swing Check Valve - 3/4 inch FPT x 3/4 inch FPT
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although this item is eligible for price matching ...
Designed specifically for aquarium use to measure the salinity of natural sea water (NSW). Most handheld saltwater refractometers available in the hobby are designed and calibrated for testing brine solution, i.e. sodium chlorid...
Geo-Marine: Florida Crushed Coral It’s the only crushed coral with aragonite, which provides up to 25 times the buffering power of other crushed corals, dolomite or oyster shell. Eliminate chronic pH problems and provide maximum s...
50ft Roll. EZ-Flow PVC is 40% more flexible than standard flex pipe.
Flexible PVC can simplify your plumbing as it allows you to bend and curve around pumps, filters and other obstructions. It retains its large inside diamete...
BioDigest is effective in both fresh water and marine water tanks and is a concentrated bacterial solution which biologically filters and eliminates aquarium waste.
composed of live bacterial strains
Accent the vibrant hues of tropical fish with this ebony Tropic Isle Sand. Can be used in fresh or saltwater tanks. Will not affect pH. Extra Fine Grade.
Sand Bed Calculator Use our ...
Precision of +/- .01
10` coax cable
Sealed Ag/AgCI reference.
Standard BNC connector
Description: Kent Coral-Vite is the premium hard & soft coral vitamin & mineral supplement. It provides exotic trace minerals and complex nutrients for health and vigor and to stimulate growth in corals, anemones, gorgon...
175W 14000K METAL HALIDE SINGLE ENDED BULB—HAMILTON The Hamilton single-ended 14000K metal halide bulb offers excellent coloration and good intensity. It is crisp-white with a blue tint. It brings out the fluo...
The Great White Plus (Non-Floating)
Run! Algae! Run!
This is one powerful algae cleaning magnet.
It has the same cleaning area as the Tiger shark Float Plus but is much stronger. Includes replaceable scrapers for glass or acry...
Two Little Fishies CorAffix®Pro is ten ounces of fast-curing, easy to use, ultra pure cyanoacrylate gel with a 2 year shelf life, and a pin cap to keep the tip from clogging.
Kessil`s Mounting Arm (Part # KSAGN02) is a premium mounting option that allows you to install Kessil Aquarium Lights directly to your tank. The Mounting Arm is adjustable in heights and from back to front (for 18" - 24" wide tank...
500 - 1Kµm Zooplankton Suspension for Fishes, Stony Corals, Clams, and Other Filter-Feeders
Provides zooplankton ranging in size from 500 - 1,000µm (1mm).
Ideally-sized for many stony corals, clams, tube worms, l...
Ensure that your fishes are swimming inside an environment that is quite healthy and free from the clutches of parasites, which could give them diseases, by pouring a regular dose of the Kordon Ich Attack Disease Inhibitor from P...
No Spill Clean and Fill Aquarium Maintenance System: Works with your kitchen faucet to siphon water from your tank directly into the sink. No buckets required! Refills the tank with water from the faucet (freshwater only) fo...
Seachem Marine Buffer is the original and still unique buffer with a pH of 8.3, designed to adjust pH to 8.3 and maintain both pH and alkalinity(KH). It is formulated not to disrupt the natural ionic balance of marine water with p...
Ultra-High Accuracy & Precision Laboratory Grade Mail-In Water Testing Service.
Marine Basic Lab Test series for saltwater aquariums tests 13 important aquarium water parameters.
Kit includes two empty sample bottles...
Model: Float-25A Up to: 10gal (38L) Glass/Thickness: 3/16" (5mm) Dimensions: 1 ¾" x 15/16" x ¾" The Mag-Float’s Powerful rare earth neodymium magnets enable the easy removal of algae. By dragging the Mag-Float on the outside of t...
ecoBAK PLUS bio pellets are a unique multi-Polymer, multi-Carbon media that reduces Nitrate, Phosphate, undesirable algae and organic waste.
ecoBAK PLUS is a blend of biodegradable polymers that serve as a stable and consistent...
AquaMaxx Dosing Containers are stackable supplement storage solutions that connect to your dosing pump so you can automate supplementation and keep your aquarium water parameters stable at all times. AquaMaxx Dosing C...
CaribSea’s Arag-Alive!™ Only CaribSea’s Arag-Alive!™ Live Sands contains not just the broad spectrum of marine bacteria found in the ocean, but additional specially selected strains of marine bacteria as well. Arag-Alive!™ comp...
Design is much more than only styling of existing products: It is the expression of an idea and a concept; it opens one’s eyes. Turbelle® nanostream combines aesthetics and function. This innovative circulation pump sets new recor...
Advanced Trace & Minor Element Supplement for all Marine Fish & Reef Aquaria
Unique complex that replaces trace and minor elements used by fishes, corals, and other invertebrates, and which are lost through chemi...
Replacement Quartz Sleeve for 15W Aqua Ultraviolet UV Sterilizer.
Red Sea’s Algae Control Kit includes high accuracy colorimetric comparator tests for the exceptionally high accuracy measurement of nitrate and phosphate.The nitrate & phosphate tests are essential for the accurate dosing of Red S...