The search for where can you buy r22 has grown to be a lot more difficult recently. R22, often called HCFC-22, was once the most common refrigerant used in household and commercial air conditioning and refrigeration systems. As desire proceeds for servicing more mature units, it’s important to know how https://r22-refrigerant-gas-cylin15813.blogacep.com/43216837/dot-certified-helium-cylinder-an-overview