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Business Details
25 Years
experience
Emergency
services
Your Trusted HVAC Partner in Ossining, NY
Thermodynamix has been a trusted provider of HVAC solutions since 2001, founded on decades of combined industry experience from our leadership team. Our family-owned business specializes in residential and commercial heating, cooling, and ventilation systems, serving Westchester County, Putnam Valley, Rockland County, and Fairfield County. With certified technicians trained in the latest technologies, we prioritize customer satisfaction through transparent communication, reliable service, and state-of-the-art equipment. Our team's expertise spans furnace installations, air duct cleaning, heat pump maintenance, and emergency repairs, ensuring year-round comfort for every client.

We guarantee prompt 24/7 emergency service, backed by industry-leading warranties and a commitment to energy efficiency. Our mission is to deliver honest, fair pricing while maintaining the highest standards of professionalism and technical excellence. Over two decades, we've built a reputation for resolving complex HVAC issues with precision, earning the trust of thousands of satisfied homeowners and businesses. Our dedication to continuous training and adherence to E-E-A-T principles positions us as a respected authority in the HVAC industry.
Services
HVAC Installation Furnace Repair Air Duct Cleaning Heat Pump Services Emergency AC Repair Thermostat Replacement Gas Furnace Installation HVAC Maintenance Ductless Systems Attic Insulation
Details
  • Year established: 2001
Highlights and features
  • We offer 20+ years of combined HVAC expertise from our family-owned team.
  • Our technicians are NATE and ACCA certified for industry-standard excellence.
  • We provide 24/7 emergency service with no additional after-hours charges.
  • Our 12-year parts and compressor warranty exceeds industry standards.
  • We guarantee transparent pricing with no hidden fees or surprise costs.
Associations and certifications
  • NATE
  • ACCA
  • Mitsubishi Electric Diamond Contractor
What people say
Professional and knowledgeable team Quick emergency resolution Detailed service explanations Specialist knowledge of systems Courteous and experienced staff
Services
HVAC Installation
We specialize in installing energy-efficient heating and cooling systems tailored to your home's specifications. Our technicians handle furnace, heat pump, and air conditioning installations with precision, ensuring optimal performance and comfort. Backed by manufacturer warranties and expert guidance, we help you select the right equipment for long-term savings and reliability.
Furnace Repair
Our certified technicians diagnose and fix furnace issues quickly, from pilot light problems to heat exchanger replacements. We use advanced diagnostic tools and genuine parts to restore heating efficiency. Emergency repair services are available 24/7 to prevent winter breakdowns and ensure safety.
Air Duct Cleaning
We remove contaminants from air ducts using industrial-grade equipment, improving indoor air quality and system efficiency. Our cleaning process follows NADCA standards, addressing mold, dust, and allergens. Regular maintenance reduces energy costs and extends HVAC lifespan.
Heat Pump Services
We service, repair, and install heat pumps for year-round climate control. Our technicians optimize performance through refrigerant checks, coil cleaning, and thermostat calibration. Mitsubishi Electric Diamond Contractor status ensures access to premium parts and technical support.
HVAC Maintenance
Our 15-point maintenance plans include filter replacements, lubrication, and safety checks to prevent breakdowns. Regular tune-ups improve efficiency by up to 30% and maintain warranty validity. Members receive priority service and exclusive discounts on repairs.
People
Richard Yarolin
Co-Owner
Founder of Thermodynamix with 40 years in HVAC. Passionate about space exploration and family activities. Prioritizes customer trust through honest service and technical excellence.
Michael Yarolin
Co-Owner
Second-generation HVAC expert with 20 years of experience. Focuses on operational efficiency and staff training. Enjoys outdoor adventures and community involvement.
Jimmy
Service Technician
35+ years of HVAC experience. Specializes in complex diagnostics and repairs. Known for meticulous attention to detail and customer education during service calls.
Chris
Service Technician
24 years of field experience. Recognized for responsiveness and technical knowledge. Volunteer firefighter for 29 years, demonstrating commitment to community service.
Gina
Office Manager
17 years in HVAC finance and HR. Oversees company operations and growth strategies. Prioritizes client satisfaction through efficient service coordination.
Questions
What HVAC services do you offer?
We provide installation, repair, and maintenance for heating, cooling, and ventilation systems including furnaces, heat pumps, air ducts, and thermostats.
Do you offer 24/7 emergency service?
Yes, our technicians are available 24 hours a day, 7 days a week for urgent HVAC issues with no additional after-hours charges.
Are financing options available?
Yes, we offer financing through approved credit programs to help customers manage HVAC replacement or installation costs.
What areas do you serve?
We serve Westchester County, Putnam Valley, Rockland County, and Fairfield County, including Ossining, Rye, Greenwich, and Stamford.
What HVAC maintenance plans are available?
Our maintenance plans include biannual 15-point inspections, free filter replacements, and 15% discounts on repairs to prevent breakdowns and extend system lifespan.
How do I schedule service?
Call (914) 909-4108 anytime or use our online scheduling tool for immediate or appointment-based service coordination.