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HVAC ContractorsVeteran-OwnedCredit Cards Accepted
HVAC400 is a trusted HVAC service company based in Flint, Michigan, specializing in heating, ventilation, and air conditioning solutions for residential and commercial clients. With a focus on quality, reliability, and customer satisfaction, we provide expert installation, repair, and maintenance services to keep your systems running efficiently year-round. Whether it’s fixing a furnace in the winter or installing a new AC unit in the summer, HVAC400 is committed to delivering professional service at competitive prices. Proudly serving Flint and surrounding areas, we’re your go-to team for all your HVAC needs.
Stay warm and comfortable all season long with our expert Heating Repair and Maintenance services. Our certified technicians provide fast, reliable repairs and thorough maintenance for all major heating systems, including furnaces, heat pumps, and boilers. Whether it’s a sudden breakdown or routine seasonal upkeep, we ensure your system runs efficiently, safely, and cost-effectively. Our services include: Diagnostic and troubleshooting for all heating system issues Repair and replacement of faulty components Preventative maintenance and tune-ups Thermostat calibration and control testing Safety checks, cleaning, and efficiency optimization Don't wait until it's cold — schedule regular maintenance or call us for same-day heating repair. We're here to keep your home or business warm when it matters most.
Ensure year-round comfort with our expert HVAC Installation services. We specialize in installing high-efficiency heating, ventilation, and air conditioning systems tailored to your space, needs, and budget. Whether you're building new, replacing outdated equipment, or upgrading for better energy savings, our certified technicians deliver precise, code-compliant installations you can trust. What we offer: Central AC and heating system installation Heat pumps, mini-splits, and ductless systems Full system design and load calculations Smart thermostats and zoning systems Ductwork installation and modifications We work with top HVAC brands and provide clear, upfront estimates. From residential homes to commercial buildings, we make comfort simple and reliable—right from day one.
