When winter hits New Hampshire, you need a heating system that performs — not one that leaves you guessing. At Coastal HVAC Specialist, we provide expert installation, repair, and maintenance for furnaces, boilers, and heating systems of all types including oil, gas, and electric units. Whether you’re upgrading to a modern, energy-efficient system or your current unit needs urgent repair, our certified technicians ensure the job is done safely and correctly. We take time to evaluate your home, recommend the best heating solution for your comfort needs, and deliver clean, professional installation you can rely on.

From sudden breakdowns to routine seasonal tune-ups, our team is here to keep your home warm and efficient all year. If you notice uneven heating, strange noises, or rising bills — don’t wait. One call, and our technician is on the way with fast diagnostics and upfront pricing.