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Business Details
50+ Years
experience
Emergency
services
Your Trusted HVAC Partner in Long Island
Founded in 1973, Air Conditioning Services has built a legacy of excellence in HVAC solutions across Long Island. Our team of certified technicians brings decades of combined experience to every project, specializing in heating, cooling, geothermal systems, air purification, and hot water solutions for residential and commercial properties. We prioritize energy efficiency and customer satisfaction, offering 24/7 emergency services and comprehensive maintenance contracts with priority response. All work is backed by warranties, ensuring reliability and peace of mind.

With state-of-the-art tools and a commitment to innovation, we deliver tailored solutions that enhance comfort while reducing energy costs. Our expertise spans system installations, repairs, and upgrades, serving Nassau and Suffolk Counties with prompt, professional service. As a locally owned business, we understand the unique climate challenges of Long Island and are dedicated to maintaining our reputation as a trusted industry leader through transparency, accountability, and technical excellence.
Services
HVAC Maintenance Heating Services Air Conditioning Geothermal Systems Air Purification Hot Water Services Radiant Heating Humidification Emergency Repairs System Installations
Details
  • Year established: 1973
Highlights and features
  • We offer 50+ years of specialized HVAC expertise in Long Island's climate challenges
  • Our 24/7 emergency service guarantees immediate response for critical system failures
  • Energy-efficient upgrades reduce utility costs while maintaining optimal comfort
  • We use advanced diagnostic tools for precise system evaluations and repairs
  • All work includes warranties and satisfaction guarantees for complete peace of mind
Services
HVAC Maintenance
Our scheduled HVAC maintenance extends equipment lifespan while optimizing efficiency. Technicians perform comprehensive inspections of electrical components, refrigerant levels, and mechanical systems to prevent breakdowns. Regular service reduces energy costs by maintaining peak performance and includes filter replacements and operational diagnostics. Contracts offer priority response and discounted repair rates for residential and commercial clients across Long Island.
Geothermal Systems
We design and install geothermal heat pump systems that leverage earth's stable temperatures for efficient climate control. Services include site analysis for loop system viability, load calculations, and integration with existing HVAC infrastructure. Closed-loop, open-loop, and direct expansion configurations provide sustainable heating, cooling, and hot water solutions for both residential and commercial properties throughout Nassau and Suffolk Counties.
Air Purification
Our air purification solutions combat allergens and contaminants using HEPA filters, UV purification, and electronic air cleaners. We install whole-home systems that remove 99.97% of airborne particles down to 0.3 microns, including pollen, pet dander, and mold spores. Humidification and dehumidification services maintain optimal moisture levels, with specialized basement dehumidifiers preventing mold growth in damp environments.
Emergency Repairs
Available 365 days annually, our emergency repair team addresses urgent HVAC failures at any hour. Certified technicians respond promptly to residential and commercial heating, cooling, and hot water system emergencies across Long Island. Service includes immediate diagnostics, temporary solutions, and permanent repairs using stocked replacement parts for all major equipment brands.
Hot Water Services
We provide complete hot water solutions including tankless systems, traditional water heaters, and energy-efficient hybrid models. Services cover installation, repair, and maintenance of residential and commercial water heating systems, with options for water purification integration. Our technicians optimize system performance while addressing specific needs like commercial high-demand applications or residential tankless conversions.
Questions
What HVAC services do you offer in Long Island?
We provide complete HVAC solutions including heating, cooling, geothermal systems, air purification, and hot water services for residential and commercial properties across Nassau and Suffolk Counties.
Are emergency HVAC services available after hours?
Yes, our 24/7 emergency service responds to critical heating, cooling, and hot water system failures 365 days a year with immediate technician dispatch.
Do you service both residential and commercial properties?
We serve all property types across Long Island, offering tailored HVAC solutions for homes, businesses, and new construction projects in Nassau and Suffolk Counties.
What energy-efficient HVAC options exist?
We offer Energy Star-certified equipment, geothermal systems, and smart thermostat integrations that reduce energy consumption while maintaining optimal comfort levels for Long Island properties.
How can I schedule HVAC maintenance?
Contact us at (631) 393-0233 or through our website to schedule preventative maintenance, with flexible appointment times and priority service for contract holders.
What areas do you service?
We cover all of Long Island including Nassau and Suffolk Counties, providing HVAC services for homes and businesses from initial installation through ongoing maintenance.