O'Brien Heating & Air Conditioning HVAC Repair and Maintenance Services.

Whether your air conditioner breaks down on the warmest day of the year or you’re in need of routine HVAC maintenance, O'Brien Heating & Air Conditioning in the Main Line has you covered. We provide services ranging from repairs to home audits to ensure your heating and cooling systems are working efficiently for your family. Learn more below.

Schedule your appointment today. Simply use our online scheduler or call 610-257-7035.

  • Service Agreements
    In the Main Line, HVAC maintenance is critical to the efficient and long-lasting performance of your HVAC systems. We typically recommend at least one service visit per year, per system. With O'Brien Heating & Air Conditioning service agreements, we’ll help keep your systems running smoothly year round.
  • Duct Cleaning
    You probably won’t want to think about how much dirt and allergens have settled inside your ducts. Give us the dirty work. Our duct cleaning will help your home have healthier and cleaner air.
  • Energy Calculator
    So you’ve seen the efficiency ratings we have attached to our different HVAC equipment, but you’re still questioning how that translates to dollars. Well, no matter if you’re searching for a solar solution or you’re curious about general energy efficiency, our calculators can give you an idea of what to expect when you choose a specific efficiency level.
  • HVAC Repair
    Is your HVAC system unreliable, inefficient or causing you to live uncomfortably in your home? Our team of pros are trained and ready for any repairs on your furnace, air conditioner or other part of your HVAC equipment that you may need.