United Welding Supply Co · Services

CO2 Tank Refills & Swaps

Customers bring in tanks of all sizes, from a 5 lb kegerator tank to a 20 lb aquarium tank, and leave with a full one on the spot. If your tank is due for testing, we swap it for one that already has current hydrostatic certification and a fresh seal, so there is no wait for paperwork.

We serve home brewers keeping a kegerator running, aquarium owners dosing CO2 for planted tanks, and hydroponics growers who need a dependable supply. Most visits take about twenty minutes from the time you walk in.

CO2 Tank Refills & Swaps

Ready when you are

(213) 748-8471

2100 San Pedro St, Los Angeles, CA 90011, USA

Whichever you prefer — one of the two is enough.

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