• EPA Certified • Licensed & Insured • Serving Kalamazoo & Southwest Michigan
5-STAR RATED • KALAMAZOO, MI
Kalamazoo's Trusted HVAC & Heating and Cooling Company
Douglas Heating Supply is your local heating and cooling company in Kalamazoo, MI. We provide professional HVAC services for homeowners across Kalamazoo and the surrounding areas. Our EPA Certified technicians are available for HVAC services and free estimates on all new installations.
GET A FREE ESTIMATE
We'll get back to you within 1 business day
EPA certified
Licensed & fully insured
Fast Response
Same-day service
Free estimates
All new installations
MI Michigan License
#7118492
MI Entity
#803143553
WHAT WE DO
Comprehensive Heating and Cooling Services in Kalamazoo, MI
Douglas Heating Supply offers comprehensive HVAC services including furnace repair, AC installation, air quality solutions, emergency HVAC services, and preventative maintenance. We serve Kalamazoo and all surrounding areas year-round.
HEATING SERVICES
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Furnace repair & diagnostics
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Furnace installation
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Furnace maintenance & tune-ups
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Boiler service and repair
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Heat pump installation & repair
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Water heater replacement
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Thermostat installation
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Ductwork inspection & repair
Fast furnace repair, new installations, boiler service, and heat pump solutions for Kalamazoo homes and businesses.
COOLING SERVICES
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AC repair & diagnostics
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AC installation (new AC unit)
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Air conditioning maintenance
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Cooling system tune-ups
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Ductwork cleaning & sealing
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Mini-split & heat pump cooling
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Cooling repairs & emergency service
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Comprehensive AC services
From quick AC repair to full air conditioning installation — all cooling needs across Kalamazoo, most repairs in one visit.
INDOOR AIR QUALITY SOLUTIONS
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Whole-home humidifiers
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Air purifiers & air cleaners
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High-efficiency air filtration
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Indoor air quality testing
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Air quality solutions for Kalamazoo
EMERGENCY & MAINTENANCE
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Emergency HVAC services
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Immediate service across Kalamazoo
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Care Club maintenance plans
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Seasonal tune-ups (spring & fall)
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Free estimates on all equipment installation
ABOUT DOUGLAS HEATING SUPPLY
Kalamazoo Heating and Cooling Services You Can Count On
Douglas Heating Supply is Kalamazoo's trusted heating and cooling company. We provide HVAC services including furnace repair, AC repair, air conditioning installation, ductwork, and indoor air quality solutions for residential and commercial customers throughout Southwest Michigan.
Our professional HVAC technicians are EPA certified, Michigan licensed, and trained to service all major brands and HVAC systems. We offer free estimates, financing options, and emergency HVAC services across Kalamazoo and surrounding areas.
TRUSTED BRANDS
Brands We Install & Service
WHY DOUGLAS HEATING SUPPLY
Comfort and Efficiency You Can Count On
FAST RESPONSE
Available across Kalamazoo and surrounding areas.
We respond quickly to all HVAC emergencies.
CERTIFIED TECHNICIANS
EPA Certified, Michigan licensed, and fully insured. Professional HVAC services you can trust.
TRANSPARENT PRICING
Free estimates on all installations. No hidden fees. We quote before we start.
HIGH-EFFECIENCY SYSTEMS
We install high-efficiency heating and cooling systems that lower energy bills year-round.
Frequently Asked Questions
Do you offer emergency HVAC services in Kalamazoo?
Yes. We provide emergency HVAC services throughout Kalamazoo and all surrounding areas. Call (269) 344-6666 any time for immediate service on furnace, AC, and heating and cooling emergencies.
GOT QUESTIONS?
Do you offer free estimates on new installations?
Yes. Free estimates are available on all new equipment installation including furnaces, AC units, heat pumps, and water heaters. Contact us online or by phone to schedule.
What brands do you service?
We service all major brands including Goodman, American Standard, Rheem, Carrier, Lennox, Trane, and Bryant. Our technicians work on all HVAC systems and models.
How often should I schedule HVAC maintenance?
Twice a year. A fall tune-up prepares your heating system for winter and a spring tune-up gets your cooling system ready for summer. Regular maintenance prevents breakdowns and lowers energy bills.
Are you licensed and certified in Michigan?
Yes. Douglas Heating Supply holds Michigan Mechanical License #7118492, is registered as MI Entity #803143553, and is EPA Certified. We are fully insured and meet all Michigan state requirements for HVAC contractors.
Commercial Heating and Cooling Services in Kalamazoo
Douglas Heating Supply serves businesses across Kalamazoo with reliable commercial HVAC services. From commercial furnace repair and AC installation to rooftop units, ductwork, and emergency HVAC services, our certified technicians keep your facility comfortable year-round. Free estimates available.