http://www.airstreamcentral.com en-us N/A humphrey@musician.org Tue, 02 Jul 2019 17:29:52 EDT 20 http://www.airstreamcentral.com/articles/34/1/Overfill-Protection-Device-OPD/Page1.html This Article is about the Overfill Protection Device (OPD) that is on the new PL gas tanks that are on RV's. It is intended for the new Airstreamer who has aluminum LP Gas Bottles/tanks and can't get them filled because they have the old valves on them.]]> no@spam.com (Dan Brown) http://www.airstreamcentral.com/articles/34/1/Overfill-Protection-Device-OPD/Page1.html