How one can Avoid 5 Costly Mistakes Along with your Air Conditioning System

<img src="http://image.baidu.com/search/http:%5C/%5C/pix10.agoda.net%5C/hotelimages%5C/488%5C/488357%5C/488357_16122712340049960254.jpg" alt="0608010807 08020601030105 040402″ style=”max-width:430px;float:left;padding:10px 10px 10px 0px;border:0px;”>Neglect this chore, and a soiled filter can lead to poor air flow or freezing up of your unit’s evaporator coil, says James Braun, a professor of engineering and director of the center for prime Performance Buildings at Purdue University. A filthy filter might add 5% to…