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.
Designed specially for pontoon boats, frames are made of heavy duty. 1-1/4 square anodized aluminum tubing to match the 1-1/4 square. railing sizes of most popular pontoon boats. Include mounting hardware. and front tension straps. They also include. a rear support bracket and a storage boot in. matching color.