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Natural gas is burned to heat a water and ammonia mixture, evaporating the ammonia from the water and condensing it outside the home. This ammonia is then decompressed and evaporated around a circulating water system, cooling the water. The water circulates through pipi...


Using the air conditioner instead of rolling down the windows improves fuel efficiency at higher speeds, primarily over 65 miles per hour, but decreases fuel savings at speeds under 65 miles per hour. Driving with the windows down makes cars fuel efficient in urban sett...


As of 2016, air conditioners cost between $99 and $1,500. Air conditioner pricing varies based on the retailer, type of air conditioner and the brand. Generally, window and wall air conditioners cost less than portable air conditioning units.


The short answer is yes, with the air conditioning running the car burns more gas than without it. When the compressor runs, more engine power is in use, and therefore more gas is burned in the process.


Gas air conditioning systems are usually more expensive to buy and install than electric air conditioning systems but have lower operating costs. Determining whether a gas system is more cost-effective than an electrical system requires a life cycle cost analysis specif...


Air conditioner unit prices vary widely based on the type and BTU rating. As of 2015, prices at HomeDepot.com range from $115 for the least expensive window unit to $5,054 for a built-in unit with a heater (prices do not include installation).


Gas is refilled into an air conditioner by using a compatible refrigerant that is added into the unit’s compressor lines. The air conditioner is set at its highest level while taking in the Freon gas. The Freon kit’s service and tap valve must be connected to the unit’s...