HVAC Repair Derry NH | Call Cal's Air Conditioning & Heating

Yes, pilot light failures are a frequent issue we see in Derry, especially with aging heating equipment common in our area. This can be caused by a dirty thermocouple, drafts, or general wear. Our technicians are very familiar with troubleshooting these systems. We can perform a thorough inspection, clean the necessary components, and make any repairs to restore reliable ignition. If the furnace is too old or inefficient, we can discuss replacement options to improve your home's comfort and energy efficiency.

Our maintenance service is a comprehensive check-up designed to keep your system running efficiently and help prevent unexpected breakdowns. For both heating and cooling systems, this includes cleaning critical components like coils and burners, checking refrigerant levels, inspecting electrical connections, testing safety controls, and lubricating moving parts. We also check and replace your air filter. This proactive service can extend the life of your equipment, maintain its efficiency to help manage energy costs, and ensure it's ready for the demanding New England seasons.

Absolutely. We provide expert installation for both conventional central air conditioning systems and Mitsubishi ductless heat pumps. We'll assess your home's layout, insulation, and your specific comfort needs to recommend the best solution. Central air is a great fit for homes with existing ductwork, while ductless mini-splits offer a flexible and efficient option for additions, older homes without ducts, or for creating independent temperature zones. Our team handles the entire installation process with precision to ensure optimal performance.