SpectraPure’s MAXCAP® DI™ Replacement Cartridge is the Heart of the MAXCAP® Series of Products. When placed ahead of your existing DI cartridge, the life of your downstream DI cartridges will increase by four times or...
BIO DIGEST is a hyper-concentrated bacterial compound that satisfies two functions: Installing biological filtration and digesting aquarium waste. Packaging the ampoules under nitrogen allows for very long conservation and makes ...
Gate Valve - 1/2 inch Slip X 1/2 inch Slip
**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 under our Low Pr...
Salifert Magnesium Profi-Test
Magnesium is present in natural sea water in a fairly high concentration (1350 - 1500 mg/L) and is an essential element of chlorophyll which is necessary for photosynthesis. Without photosynth...
Calcium is a major constituent of coralline algae, the skeletal material of hard corals and the skeletal needles of soft/leather corals. In many cases too low a calcium concentration retards coral and coralline algae growth.
Gate Valve - 1/2 inch FPT X 1/2 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 under our Low Pric...
UVL 65W Actinic White PowerCompact Bulb - Straight Pin
Bulb Replacement Guide
Life of Bulb*
Normal Output Fluorescent
Very High Out...
The Dual TDS meter offers an easy and convenient way of monitoring the performance of your RO or RO/DI unit. It allows you to quickly check the quality of the inlet and outlet water and helps you to determine when the cartridges n...
The D-D Midday 6000 T5 bulbs have full a 5 point colour spectrum and 6000K colour temperature which exactly recreates natural sunlight. Suitable for salt water and fresh water. Midday is a 6000 Kelvin tube with a 5 point spectrum...
Impeller Assembly for Aqua Clear 20 (201) Powerhead
Part #: FT9033 Description: 1/2" Clear FPT Swing Check Valve Size: 1/2" FPT x 1/2" FPT Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check val...
Part #: FT8933 Description: 1/2" Clear PVC Socketed Swing Check Valve Size: 1/2" Slip x 1/2" Slip Designed to be used any place where you want to stop backflow and siphoning. These are among the highest quality check valves to be...
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 ...
AquaticLife T5 HO Lamp 420/460nm Dual Actinic
Visible Hue: ACTINIC/BLUE
Length (including pins): 45 3/4”
Application: Freshwater, Marine Fish & Corals
Ideal for: Acroporas (SPS), Anemones, Clams, Hard Cor...
Replacement Lamp for Red Sea Max Tank
Our Granular Activated Carbon based on bituminous coal provides the best combination of pore size, large particle size, high surface area, low ash, and hardness for chemically filtering aquarium water. In addition, test results in...
Reagents for phosphate LR (low-range), ascorbic acid method. For use with Hanna Instruments Checker Phosphate Colorimeter. Range: 0.00 to 2.50 mg/L
Kit for 100 Tests
Double Threaded Bulkhead (Schedule 80, Heavy Duty) - 1/2" FPT X 1/2" FPT Hole Size Required: 1 3/8"
**Variations of this product can be found in many online stores. The version we carry is of the highest quality. Although ...
When there are insufficient areas of a tank which are deprived of oxygen (anaerobic zones) or denitrification is not taking place properly, nitrate will build up. This can also happen in an aquarium wher...
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 diameter and helps to avoid the need of elbows so that water flow is not impeded....
Black Diamond Premium Activated Carbon eliminates discoloration, odors, and impurities...and keeps on doing it long after other carbons quit. Heat-activated bituminous coal-based Black Diamond granules are speci...
Maintain healthy inhabitants in your BioCube aquarium system. Proper lighting conditions are vital for the health of such photosynthetic organisms as corals, invertebrates and plants. Since lamp spectrum and intensity decline as b...
Replacement Lamp for UV Sterilizers Dimensions: 6.75in x 1.5in x 1in
Standard Threaded Bulkhead (Schedule 80, Heavy Duty) - 1/2" Slip X 1/2" FPT
Hole Size Required: 1 3/8"
This bulkhead is slip on the side that is flanged (where you slip in a strainer) and threaded on the back side (where you c...
SeaChem Matrix is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste. Matrix is a porous inorganic solid about 10 mm in diameter. Each liter of Matrix provides as much surface (<...