
However, some propane exchange companies, including Blue Rhino, will happily take your unused propane cylinders and recycle them at no cost to you. Since there’s a possibility of propane left in the tank, many landfills, recycling centers, and scrap metal dealers will not accept unwanted tanks for recycling. Our friends at Blue Rhino have several ways you can dispose of your old propane tanks.

Regardless of your tank’s age, it’s always a good idea to regularly inspect your tank for defects, corrosion, wear, or any damage that could affect its ability to safely deliver your propane. An “E” at the end of the date stamp means the tank has been recertified for use, while the numbers that follow the letters “TW” indicate the tanks’ empty, or tare weight. Additional letters and numbers provide more information about the tank. It includes the original production date in a month-year format.įor instance, a tank produced in June of 2017 will have the date 06-17 stamped on the collar.

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But a little knowledge and some examination reveals a consistent way to determine your tank’s age.Įvery propane tank manufactured has a series of numbers stamped on its collar, or the handle area near the top of the tank. How can I tell how old my propane tank is?Īt first glance it might seem difficult to determine when your gas grill tank is reaching its expiration date. When it comes to a propane tank, however, there are clear ways to know if your tank’s time is coming to an end. Just like all things in life, time has a way of taking its toll.

At that point, an LPG tank can no longer be refilled or reused, and should be disposed of in a proper and safe manner. Under federal law, propane tanks - also called cylinders - can’t be more than 12 years old.
