Four Seasons 33276 Filter Drier Review

I ordered this part from a picture in an old Four Seasons book. We had an RV in store with a defective collector/dryer and the customer just wanted us to upgrade from an R-12 to an R-134. And, of course, all air conditioning was secondary, and the company has long stopped working. Not only do we need a dehumidifier with standard 3/8" in/out tubing and R-12 male 1/4" service fitting, we also need a dryer with a "female" 1/4" service fitting, so we can reset the pressure switch. This dryer fits…