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Your Trusted Hudson HVAC Experts for Installation, Repair & Maintenance
DeMelo Heating & Air Conditioning has served Hudson and surrounding communities for decades, delivering expert heating, ventilation, and air conditioning solutions. Our licensed technicians specialize in system installations, emergency repairs, and preventative maintenance, prioritizing energy efficiency and customer comfort. We offer 24/7 emergency service, free in-home consultations, and factory warranties on all equipment.

Our team provides tailored solutions for residential and commercial clients, including energy audits and customized financing options. With a reputation for prompt, professional service, we maintain rigorous safety standards and invest in ongoing training to stay at the forefront of HVAC technology. Our commitment to quality workmanship and client satisfaction has earned us a 4.96-star rating from 24 verified reviews.
Services
HVAC Installation Emergency Repair Preventative Maintenance Commercial HVAC Energy Audits Duct Sealing Sheet Metal Fabrication
Highlights and features
  • We offer 24/7 emergency repair service with rapid response times.
  • Our technicians provide free in-home consultations and energy assessments.
  • We install ENERGY STAR-certified heating and cooling systems for maximum efficiency.
  • Flexible financing options available with approved credit for system installations.
  • All work backed by full factory warranties on parts and labor.
What people say
Fantastic Service Prompt service Professional and caring Reasonable pricing 24/7 availability
Services
HVAC Installation
We provide complete heating and cooling system installations with free in-home consultations. Our experts help select energy-efficient equipment matched to your home's specific needs. All installations include proper sizing calculations and factory warranties.
Emergency Repair
Our licensed technicians offer round-the-clock emergency repair service for heating and AC systems. With proper tools and training, we resolve urgent issues like gas leaks, system failures, and carbon monoxide detection within hours of your call.
Preventative Maintenance
Our annual service agreements include comprehensive tune-ups for furnaces, air conditioners, and heat pumps. Regular maintenance prevents breakdowns, improves efficiency, and extends equipment lifespan while maintaining optimal indoor air quality.
Commercial HVAC
We service commercial HVAC equipment including rooftop units, chillers, and refrigeration systems. Our team handles installations, repairs, and maintenance for businesses ranging from small offices to industrial facilities across Metrowest and Boston.
Energy Audits
Our energy specialists conduct detailed assessments to identify efficiency gaps in residential and commercial buildings. We provide actionable recommendations for reducing energy consumption through system upgrades and improved insulation strategies.
People
Brian
Service Coordinator
Experienced HVAC service coordinator managing emergency calls and customer consultations. Known for clear communication and efficient scheduling of residential and commercial service requests.
Dale
Lead Technician
Certified HVAC technician specializing in system installations and complex repairs. Recognized for technical expertise and customer-focused approach during residential service calls.
David
Commercial HVAC Specialist
Commercial HVAC expert handling large-scale installations and maintenance for industrial clients. Provides technical guidance for complex commercial refrigeration and climate control systems.
Questions
What HVAC services do you offer?
We provide heating and AC installations, emergency repairs, preventative maintenance, energy audits, and commercial HVAC services for residential and business clients.
Do you offer 24/7 emergency service?
Yes, our emergency repair hotline operates 24 hours a day, 7 days a week for urgent heating and cooling issues.
Are financing options available?
We offer flexible financing for system installations with approved credit to help manage upfront costs.
What areas do you service?
We serve Hudson, Metrowest Boston, and surrounding communities in Massachusetts for residential and commercial HVAC needs.
Do you provide maintenance plans?
Yes, our annual maintenance agreements include seasonal tune-ups for furnaces, air conditioners, and heat pumps to ensure optimal performance.
What makes you different from competitors?
Our combination of 24/7 availability, factory-certified technicians, and personalized service approach sets us apart in HVAC industry standards.