Professional HVAC Services in Belgrade, MT

Excellence in Every Degree

Sentinel HVAC, LLC provides comprehensive residential and light commercial services tailored to the Gallatin Valley's extreme weather. Owner Brodie Hanni is NATE-certified in electrical, furnace, and heat pump systems, ensuring that every repair or installation meets the highest industry standards. We specialize in high-efficiency upgrades that save you money on energy bills while increasing home comfort. Whether it's a routine tune-up or a complex new installation, Brodie offers free estimates and expert execution. Trust your home to Belgrade’s certified comfort guardians.

White wall-mounted boiler with black pipes and copper fittings in a small utility room.

Full-Spectrum Climate Control

Furnace in a utility room. Gray metal unit with vents and pipes, near a sink and shelves.

Residential Furnace Repair & Installation

Reliable Winter Warmth

Brodie’s expert diagnostics and installation of gas and electric furnaces. We ensure your heating system is sized perfectly for your home and local Montana winters.

Exterior heat pump unit mounted on a red building wall, with white pipe and a small window.

Heat Pump Specialist Services

Efficient Year-Round Comfort

NATE-certified installation and repair of advanced heat pump systems. These units provide energy-efficient heating and cooling in one versatile package.

Garage with a ceiling-mounted heater, open door with mountain view, cabinets, and concrete floor.

Garage Heater Installation

Reclaim Your Workspace

Brodie installs high-powered unit heaters designed to turn your garage or workshop into a comfortable, usable space all winter long.

Air conditioning units on a flat rooftop against a clear blue sky.

Light Commercial HVAC

Reliable Business Solutions

Specialized maintenance and installation for small businesses and commercial offices, focusing on reliability and long-term performance.

Close-up of a circuit board with colored wires connected to labeled terminals: A, R, C, W, T, G, and S.

HVAC Electrical Troubleshooting

Precision Circuit Diagnostics

Brodie’s certified expertise in the complex electrical components that power your HVAC system, ensuring safe and reliable operation.

Person washing an outdoor air conditioning unit with a hose.

Air Conditioning Services

Stay Cool and Efficient

From central AC installs to seasonal tune-ups, Brodie ensures your home stays cool during Montana’s summer heat waves.

White wall-mounted boiler with black pipes and copper fittings in a small utility room.

Boiler Maintenance & Repair

Expert Radiant Heat Care

Specialist service for boiler systems, ensuring even and efficient radiant heating throughout your residential or commercial property.