I have more cans of R12....I just wanted to "attempt" at being environmentally friendly rather than just letting it vent.

I did not mean vac pump to store, I mean it looks like it has an adapter that hooks up to something else such as a storage device?

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2016 Monsoon Gray Audi Allroad - 21k
2008 Black Mercedes E350 4Matic Sport - 131k
2014 Jeep Wranger Unlimited Sahara - 62k
2003 Gray Mercedes ML350 - 122k