Suction Cup & Silicone Plug for Cal Aqua Labs - Pearl

One replacement suction cup and silicone plug for Cal Aqua Labs Oracle CO2 Drop Checker

One replacement suction cup and silicone plug for Cal Aqua Labs Double Check CO2 Drop Checker

Pack of 2 replacement suction cups for all Cal Aqua Labs drop checkers and filter pipes.

Cal Aqua Labs' PEARL is a dual-compartment CO2 checker that allows the user to accurately compare the CO2 level in your aquarium side-by-side against a standard reference. The unique space-saving...

CAL AQUA LABS has revolutionized CO2 diffusion in the planted aquarium and has set the highest standards in design and quality with their Inline CO2 Diffuser. The Inline CO2 Diffuser is designed to...