Cal Aqua Labs Double Check CO2 Checker for Aquariums Catnip The wipe creates a foam

The wipe creates a foam when massaging into fur

It  contains the famous Zoom Around the Room high-test organic catnip

We are not the only ones who struggle during the day

Assembly is very simple and requires no special tools

An innovative locking system makes sure the feeders are robust and is very easy to refill through the handy ‘ turn and lock’ function

Cal Aqua Labs Double Check CO2 Checker for Aquariums Catnip The wipe creates a foamThe CalAquaLabs Double Check CO2 Checker for Aquariums is the only all glass dual compartment CO2 checker that allows you to compare the CO2 level in your aquarium to a standard reference. The CO2 indicator solution is kept in the top chamber, while the CO2 reference solution is kept in the bottom chamber. The color of the reference solution corresponds to 30 ppm of CO2, a level widely accepted for good plant growth in most aquariums. It's a one of a