Ista Co2 Canister Disposable 3 Pack freshwater food Ista Co2 Indicator is an

Ista Co2 Indicator is an aquarium CO2 monitoring accessory for planted-tank keepers who want a clear visual reference for carbon dioxide levels

Lasts for over a year

May be used on its own or alongside Seachem Flourish for planted tank nutrient routines

A stainless spring-designed check valve provides protection against backflow

Ista Co2 Canister Disposable 3 Pack freshwater food Ista Co2 Indicator is anIsta Co2 Canister Disposable 3 Pack Ista Co2 Canister Disposable 3 Pack is a convenient disposable CO2 canister pack for aquarium enthusiasts who want to maintain CO2 levels in their aquarium without refilling cylinders. Designed by ISTA for straightforward aquarium care, it provides a simple replacement option when a canister has been used. Key Benefits Helps maintain CO2 levels in aquariums. Disposable design removes the need to refill CO2