CO2 Accessories

A detachable bubble counter with a built-in check valve that allows monitoring of CO2 output in the planted aquarium. This Micro Bubble Counter is ...

Dr. Tank CO2 Fertilizer Tabs deliver an easy-to-use, effervescent carbon source to boost plant growth through enhanced photosynthesis. These tabs p...

Replacement indicator solution for the UNS Drop Checker. This listing is for the solution only and does not include the drop checker. Indicator so...

The UNS Drop Checker is an essential tool for monitoring  CO2 levels in a planted aquarium. Available in two styles, the UNS Drop Checker is simpl...

The UNS Micro CO2 Complete Kit is the perfect all-in-one solution for aquarists seeking a compact and reliable CO2 system for their planted tanks. ...

This disposable CO2 Cartridge makes refills quick and painless. 90 grams per cartridge, simply swap it out, reconnect a new cartridge and your ...

UNS PRO Dual Stage CO2 Regulator **This item qualifies for free shipping** The UNS Dual Stage CO2 Regulator contains two gauges to show both wor...

Aquario NEO DIY CO2 Kit is the perfect CO2 system for beginners. Carbon is an important nutrient needed by plants to grow. The best way to supply y...

Premium Aquarium Suction Cups Suction cups are often overlooked, but are an extremely important piece of the puzzle when starting a planted tank! T...

CO2 Pollen Glass Diffuser This CO2 diffuser dissolves carbon dioxide into a fine mist of bubbles which allows for better dissolution in your water...

CO2 bubble counter fluid is specifically formulated to be used in any CO2 bubble counter. The thick viscosity makes counting easy by slowing down t...