About
A Legacy of Reliable Comfort Solutions
Since 1937, Donlon Brothers Heating & Cooling Inc has provided trusted HVAC and heating oil services to homeowners throughout the Suffolk County, NY area. As a fourth-generation, family-owned business, we combine decades of industry knowledge with personalized service to help keep homes comfortable year-round. From air conditioning and heating repairs to boiler, water heater, and oil burner installation, our team delivers dependable solutions backed by emergency service availability, free on-site estimates for new equipment, and a one-year guarantee on all new installations. Contact us today to learn how we can help with your comfort needs.
Donlon Brothers is proud to be a locally owned, first responder-owned company that believes in treating customers like neighbors. We work with quality equipment from trusted manufacturers and offer discounts for first responders, senior citizens, and customers with service contracts. Whether you need routine maintenance, a system upgrade, or emergency repairs, our team is committed to providing honest recommendations and attentive service. Call today to schedule your free on-site estimate for new equipment..
About
Donlon Brothers Heating & Cooling Inc provides air quality services, emergency heating and air repair, heating services, high-efficiency HVAC, HVAC testing, oil service, seasonal maintenance, specialty HVAC services, and water heating services to the Bayport, NY area.
Year Established
- 2011
Languages
- English
Payment Methods
- American Express
- Cash
- Check
- Discover
- Mastercard
- Visa
Services
- AC Services
- AC Installation
- AC Maintenance
- AC Repair
- AC Tune-Up
- Air Quality Services
- Air Filtration Installation
- Air Purifier Installation
- Dehumidifier Installation
- Humidifier Installation
- Emergency Heating and Air Repair
- Heating Services
- Heat Pump Installation
- Heater & Furnace Installation
- Heater & Furnace Maintenance
- Heater & Furnace Repair
- High Efficiency HVAC
- Advanced Filtration System
- Energy Efficient Systems
- HVAC Zoning
- HVAC Testing
- Carbon Monoxide Testing Company
- HVAC System Evaluation
- HVAC Test and Balance
- Oil Service
- Seasonal Maintenance
- Spring HVAC Maintenance
- Winter HVAC Maintenance
- Specialty HVAC Services
- Furnace Inspection
- HVAC Inspection
- Mini-Split Installation
- Water Heating Services
- Water Heater Repair
Brands
- Peerless Boilers
- Beckett Burners
- Riello Burners
- System 2000
- St. Roch Boilers
- Bock
- Heat-Flo Water Heaters
- Rheem
- Comfort-Aire
- Carrier
Specialities
- Boiler installation
- Water heater installation
- Oil Burner Service, Installation & Replacement
- Water Heater Service & Installation
- Air Conditioning Service, Repair & Installation
- Preventative Maintenance & Service Contracts
About Donlon Brothers Heating & Cooling Inc
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