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28 Years
experience
Emergency
services
Your Trusted HVAC Partner in Quogue, NY
Arenz Heating & Air Conditioning has served Eastern Long Island since 1998, delivering reliable HVAC solutions with over 25 years of combined expertise from a team of 40+ professionals. We specialize in installation, repair, and maintenance of heating, cooling, and indoor air quality systems, prioritizing first-time fixes and customer satisfaction. Our reputation is built on referrals from satisfied clients, reflecting our commitment to transparency, communication, and exceeding expectations.

We serve residential and commercial clients, offering energy-efficient solutions like geothermal and ductless systems. Our 170 years of collective experience ensure tailored services that enhance comfort while reducing energy costs. Routine maintenance plans and 24/7 emergency services underscore our dedication to reliability. Headquartered in Quogue, NY, we maintain rigorous standards of professionalism, evidenced by our 5-star reviews highlighting prompt, courteous service.
Services
Air Conditioning Furnaces Heat Pumps HVAC Maintenance Geothermal Systems Ductless Systems Boilers Indoor Air Quality Humidifiers Air Handlers
Details
  • Year established: 1998
Highlights and features
  • We deliver reliable first-time fixes for all HVAC systems.
  • Our 170 years of combined industry expertise ensures superior service.
  • Customer referrals drive our growth through trusted relationships.
  • We offer 24/7 emergency service for urgent HVAC needs.
  • Transparent communication and detailed process explanations come standard.
What people say
Well run and professional Prompt, professional, courteous
Services
HVAC Maintenance
Our comprehensive HVAC maintenance includes system inspections, component cleaning, and performance optimization. Regular tune-ups prevent breakdowns, improve energy efficiency, and extend equipment lifespan. We offer seasonal plans and 24/7 emergency services for urgent repairs.
Air Conditioning
We install, repair, and maintain residential and commercial air conditioning systems. Our energy-efficient solutions reduce utility costs while ensuring optimal summer comfort. Emergency repairs restore functionality quickly for both residential and business clients.
Heat Pumps
Expert installation and repair of heat pumps for year-round temperature control. Our systems provide both heating and cooling while reducing energy consumption. We service all brands and offer maintenance to ensure consistent performance.
Geothermal Systems
Custom geothermal system design and installation harness underground temperatures for efficient heating and cooling. These eco-friendly solutions lower energy bills and environmental impact while providing reliable climate control for homes and businesses.
Indoor Air Quality
We improve indoor air quality through air purifiers, filtration systems, and humidity control. Our services reduce allergens and pollutants while ensuring proper ventilation. Custom solutions create healthier living and working environments for all clients.
Questions
What HVAC services do you offer?
We provide air conditioning, furnace, heat pump, and geothermal system installation, repair, and maintenance. Additional services include indoor air quality solutions and 24/7 emergency HVAC support.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency HVAC repair services to address urgent heating and cooling system failures at any time.
What areas do you serve?
We primarily serve Eastern Long Island, offering residential and commercial HVAC solutions throughout the region.
How can I schedule maintenance?
Contact us at 631-653-3936 or through our website to schedule seasonal maintenance plans that keep your HVAC system operating efficiently year-round.
Are financing options available?
Currently, we don't offer direct financing but can discuss payment options for HVAC installations and major repair projects.
What makes your company different?
Our 25+ years of experience, 40+ skilled technicians with 170 years combined expertise, and customer-first approach with 5-star service set us apart in the HVAC industry.