Explore Our HVAC Services

Make the switch to a modern, energy-efficient heat pump system with ease. Our experts handle every detail, from securing the best MassSave® rebates to safely removing old oil tanks. Trust SumZero to deliver a smooth, stress-free transition that boosts your home’s comfort and lowers your carbon footprint. Ready to make the change?

Upgrade your home’s heating and cooling effortlessly with our versatile range of mini-split systems—ductless, ducted, or mixed. Whether you’re looking for efficient heating or adding cooling comfort, our advanced systems are designed to enhance your home’s efficiency and style. Ready to discover the perfect solution?

Stay cool all year with our customized Central A/C solutions. Choose between the energy efficiency of a cooling heat pump or the trusted performance of a conventional A/C condenser. Our systems seamlessly integrate with your existing heating setup, offering cooling solutions tailored specifically for your home.

Enjoy the best of both worlds with our hybrid heating systems. By combining the efficiency of a heat pump with the reliability of a traditional furnace, your system automatically adapts to outdoor conditions for optimal warmth and energy use. Perfect for Massachusetts' changing seasons, this dual-fuel solution is designed to keep your home comfortable year-round.

Custom ductwork and ventilation are key to ensuring optimal air quality and comfort in your home. At SumZero, we design and install ducted systems, ventilation, and IAQ solutions to keep your home efficient, healthy, and comfortable year-round.

Protect your HVAC investment with SumZero's Comfort Club. Our maintenance plan ensures your heating and cooling systems run efficiently with regular tune-ups, priority service, and exclusive discounts. Keep your home comfortable and enjoy lasting peace of mind, season after season.