Local 20 lb food-grade CO₂ tank exchange for indoor gardens and other CO₂ applications. Bring in your eligible empty aluminum cylinder and exchange it for a full tank at Perris Hydroponics.
Important: local pickup only
No shipping: This listing is for an in-store exchange and cannot be shipped.
Bring an empty 20 lb tank: The exchange requires a tank in good condition.
Tank date: The latest HYDRO date stamp must be no older than 4 years and 10 months.
Tank condition: The valve must be intact and the tank cannot be completely rusty.
Approval: Trade-ins are subject to inspection and may be refused at our discretion.
Suitable for
Indoor gardens
Soda machines and kegerators
Pneumatic tools
Paintball refills and other compatible CO₂ uses
These tanks are full. Place your order, then bring your qualifying empty 20 lb cylinder to Perris Hydroponics for the exchange.
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