Macro Aqua CO2 System Complete Kit w/ Dual Gauge Regulator & 1L Cylinder & Diffuser

This Macro Aqua CO2 Kit is the ideal CO2 supplementation system for any planted aquariums. It will ensure that the most important nutrients are available to plants to maintain vigorous, lush and vibrant growth and condition. The kit includes: a high quality dual gauge regulator to effective control of CO2 output, 1 liter aluminum cylinder, a CO2 ceramic diffuser to efficiently dissolve CO2 in aquarium water, check valve, 2 meter long air tube and a holding stand. The Macro Aqua CO2 Kit is easy to use and will ensure your plants stay healthy and strong. Aluminum cylinder ships empty, it must be fill before using. Simply bring the cylinder to a local CO2 refill shop to have it fill. Cylinder has a standard CGA 320 opening and also has US DOT markings.