The compressor, the âheartâ of the carâs air conditioning system works like a pump taking refrigerant, (R-12 Freon in older cars, R-134a in 1995 and newer cars) and pressurizing it, passing it along to the evaporator.
pontoon - (nautical) a floating structure (as a flat-bottomed boat) that serves as a dock or to support a bridge. barge, flatboat, hoy, lighter - a flatbottom boat for carrying heavy loads (especially on canals) boat - a small vessel for travel on water.
Galvanizing is a process that seals steel against oxidation and it is the best defense against the corrosive effects of salt water. If you boat in salt water your pontoon trailer must be galvanized. Salt water will quickly deteriorate, (structurally as well as cosmetically) a painted pontoon trailer.