EOA Aluminum CO2 System is a complete system (ready to use) for supplying CO2 into planted aquarium. Includes a cylinder, regulator with soleniod.

Come with everything that you need for a CO2 System

Package

UP Aqua 2.8 Litre CO2 Aluminum Cylinder

ISTA I-533 Regulator with Soleniod

UP Aqua Bubble Counter

Black CO2 Tube 3 meter

NEO CO2 Brown U Type Mini

ANS Brass Check Valve 1PCS