Co2 - Freshwater

The PINPOINT® CO2 Regulator Kit is now available. This is a high end regulator/solenoid engineered specifically for the aquarium hobby at an affo...

PINPOINT® pH Controller is an inexpensive yet rugged controller, which includes the appropriate probe and calibration fluids. This device wi...

Item is easy to install. The hose mechanism is quite simple (similar to canister filters), it's perfect to use with the MAX MIX CO2 REACTOR, becaus...

ISTA 2 in 1 Metal Bubble Counter & Check ValveMetal and durable material allows longer operation life.CO2 bubble counter and check valve.Stainl...

Suitable for any kinds of CO2 regulator or air pump. Divide one regulator into three and control three regulators at the same time.

CO2 Aluminum Cylinder - 3L - Face UpThe Ista CO2 Aluminum Cylinder (3 Litre) features a Face-up connection, for easy, convenient installation. It i...

Prevents the CO2 pipe from being bent. Can be used either individually or by attaching to the glass wall of a tank.

These are the most practical diffusers available. Into a single piece, you have a check valve, a bubble counter and the diffuser. Also very importa...

Functions of CO2 bubble counter, check valve and diffuser in one unit.Specific ceramice applied to assures most delicate CO2 diffusing effect.Made ...

Ideal for Nano Tanks. These sets can be easily adapted to any kind of tank, even plug and play tanks. Ideal for beginners, and low light tanks, wit...

Allows you to monitor the CO2 level in your tank from any angle. Unique design prevents any chance of spilling the indicator solution. Reusable co...

This Glass Diffuser is not only a diffuser but also a Bubble Counter.Made with high quality glass and an elegant design.The Quartz diffuser disc cr...

This Glass Diffuser is not only a diffuser but also a Bubble Counter.Made with high quality glass and an elegant design.The Quartz diffuser disc cr...

Suitable for any kinds of CO2 regulator or air pump. Divide one regulator into three and control three regulators at the same time.

Acrylic material allows accurate CO2 bubble reading and longer operation life.Compact size, streamline design.

Item is easy to install. The hose mechanism is quite simple (similar to canister filters).2 in 1 functions: CO2 bubble counter and check valve.CO2 ...

Ista’s CO2 cylinders safety standards are approved by Technical Inspection Association (TUV). Supporting base keeps CO2 cylinder in position avoidi...

ISTA Replacement Ceramic for 3 in 1 Diffusers (Choose Size)

Replacement ceramic for large UFO diffuser item #IS00505

The easy to use ISTA Water Plant CO2 Tablets!Easy and convenient way to provide CO2 for water plants.Tablet will gradually dissolve in the water to...

Milwaukee MA957 CO2 Solenoid Diaphragm ValveIncludes flow regulator, needle valve, electronic solenoid & bubble counter. Unit comes with dual g...

The Milwaukee Instruments "MC" Controllers have a user selectable set point and a visual "Power Activated" LED notification light. Power to the ...