Compare the highest-rated hvac professionals in Plymouth, New Hampshire. All contractors are licensed, insured, and verified through our rigorous screening process.
A premier full-service HVAC contractor specializing in high-efficiency heating and cooling solutions for Plymouth's harsh winters and humid summers. They are a Carrier Factory Authorized Dealer, offering top-tier equipment and expert installation. Their team is highly trained in geothermal and ductless mini-split systems, making them a leader in energy-efficient upgrades for both homes and businesses.
A trusted local family-owned business with deep roots in the Plymouth community. They excel in reliable furnace repairs and installations, which is critical for the region's cold climate. They are known for their thorough maintenance plans that prepare systems for extreme seasonal shifts and their expertise in complex ductwork design and sealing to improve home comfort and efficiency.
Known for their responsive and knowledgeable service technicians, Pemi River HVAC provides excellent repair and maintenance services across the Lakes Region. They are a Lennox Premier Dealer, offering a strong range of efficient products. They have a strong focus on air quality solutions, including air purifiers and humidifiers, which are valuable for both the dry winter air and summer allergens.
The HVAC market in Plymouth, NH, is heavily influenced by its humid continental climate, characterized by very cold, snowy winters and warm, humid summers. This creates a high, year-round demand for reliable heating (especially furnaces and heat pumps) and cooling services. The presence of Plymouth State University and a mix of historic and modern homes drives a need for both emergency repairs and energy-efficient system upgrades. Providers must be adept at servicing a wide range of systems, from older oil-fired furnaces to modern geothermal and ductless mini-splits, to meet the diverse needs of the community.
4.7+ star average from verified customer reviews
All contractors are properly licensed and insured
10+ years average experience in the industry
Familiar with Plymouth regulations and climate
Get answers to common questions about hvac services in Plymouth, New Hampshire.
For Plymouth's harsh climate, the ideal times are early fall (September-October) for heating systems and late spring (May-June) for cooling systems. This proactive scheduling ensures your furnace is ready for freezing winter temperatures and your AC is prepared for humid summer days, while also helping you avoid the peak-season rush when HVAC companies are busiest with emergency repairs.
Yes, older Plymouth homes often have drafty windows and insufficient insulation. We highly recommend a professional energy audit first, followed by considering high-efficiency ductless mini-split heat pumps, which are excellent for both heating and cooling and can zone different areas. For whole-home solutions, modern modulating or two-stage gas furnaces or boilers are far more efficient than older models and better handle the significant temperature swings we experience.
Most HVAC installations in Plymouth require a building permit from the Town of Plymouth Building Department. If you're installing a new fuel-burning appliance (like a furnace or boiler), it must be inspected by a licensed New Hampshire fuel gas fitter. Your reputable HVAC contractor should handle pulling all necessary permits and scheduling the required inspections, which is a key factor to confirm when choosing a provider.
For a standard, properly sized central AC system installation in the Plymouth area, homeowners can expect a range of $5,000 to $12,000+. The final cost depends heavily on your home's size, existing ductwork condition, the system's SEER efficiency rating, and the complexity of the install. Given our high summer humidity, investing in a variable-speed or two-stage unit can significantly improve comfort and long-term efficiency.
Not necessarily. Modern cold-climate heat pumps are designed to operate efficiently in temperatures well below zero, which is crucial for our winters. If you have an older model, it may struggle below 20°F. Before replacing, have a technician check its charge and overall health. Many Plymouth homes successfully use a dual-fuel system, pairing a heat pump with a gas or propane furnace as a backup for the most extreme cold snaps, optimizing both efficiency and comfort.