A/1 Heating & Air Conditioning Inc. is committed to providing prompt and friendly customer service matched by none. We are one of the largest Carrier dealers in Carroll County. We have proudly provided service for the Westminster and surrounding areas for over 29 years. We specialize in residential and light commercial installations, service and replacements. Our team of Factory-trained technicians and installers are backed with years of experience and are able to repair or replace all makes and models with 100% satisfaction guaranteed. All of the employees at A/1 Heating & Air Conditioning take pride in their work and are dedicated to provide the best possible service to you, the customer. It is our goal at A/1 Heating & Air Conditioning to give that personable home town attention to each and every customer, Because... " A satisfied customer is without a doubt the "Best" advertisement our company invests in"