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Your Trusted HVAC Partner in Patchogue, NY
Scarpelli Mechanical has been delivering superior HVAC solutions for over 25 years, specializing in energy-efficient heating, cooling, and air purification systems for residential and commercial properties. Founded by John Scarpelli, a 30-year industry veteran, our team combines decades of expertise with top-tier equipment to address unique client needs. We prioritize customer satisfaction through transparent communication, licensed and insured operations, and 24/7 emergency service.

Our commitment to quality is reflected in our Long Island leadership position and numerous client testimonials praising our professionalism, timely service, and cost-effective solutions. From boiler installations to ductless mini-split systems, we ensure optimal comfort and efficiency for every client.
Services
Heating Air Conditioning Air Purification Ductless Mini Split Systems Boiler Repair Furnace Maintenance Heat Pump Installation Frozen Pipe Thawing
Highlights and features
  • We offer 24/7 emergency HVAC service for urgent needs.
  • Our team has over 30 years of combined HVAC industry experience.
  • We provide free estimates for all heating and cooling projects.
  • Licensed and insured technicians ensure safe, reliable service.
  • Specializing in energy-efficient systems for Long Island properties.
What people say
Fantastic job Professional and caring Timely service Energy-efficient systems Licensed and insured
Services
Heating Systems
Scarpelli Mechanical specializes in residential and commercial heating system installations, repairs, and maintenance. We service oil and gas furnaces, boilers, and heat pumps, ensuring optimal efficiency through annual maintenance checks. Our technicians use advanced combustion testing equipment to maximize system performance while reducing energy costs for Long Island properties.
Air Conditioning
Our air conditioning services include central AC installations, ductless mini-split systems, and repair of existing units. We offer SEER-rated systems from 13-33 efficiency levels, with custom ductwork design for balanced air distribution. Emergency repair services address frozen pipes and system failures, with 24/7 availability for urgent cooling needs during Long Island summers.
Air Purification
We install ActivePure air purification systems that reduce airborne pathogens, allergens, and chemical residues by up to 90% in 60 minutes. Our solutions include energy recovery ventilators and steam humidifiers, addressing both residential and commercial indoor air quality concerns. These systems complement HVAC installations to create healthier living and working environments.
Ductless Mini Split Systems
Specializing in Fujitsu and Ruud ductless systems, we offer energy-efficient heating and cooling solutions with up to 50% utility savings. Our installations support up to eight air handlers per outdoor unit, with wall, ceiling, and floor-mounted options. These systems are ideal for homes without existing ductwork and commercial spaces requiring zoned temperature control.
Boiler Repair
Our certified technicians provide comprehensive boiler maintenance, repair, and replacement services for residential and commercial clients. We service all major brands, perform combustion efficiency testing, and offer emergency repair services for frozen pipes and system failures. Preventative maintenance plans help extend equipment lifespan while maintaining optimal heating efficiency.
People
John Scarpelli
President, CEO, and Founder
With over 30 years in HVAC, John founded Scarpelli Mechanical after 18 years at a tri-state HVAC company. He oversees all operations, leveraging his expertise in system design and customer service to maintain the company's Long Island leadership position.
Fran
Team Lead
Fran coordinates installations and service calls, ensuring projects meet quality standards. With over a decade at Scarpelli Mechanical, he's known for his technical expertise and commitment to client satisfaction during complex HVAC projects.
Omar
HVAC Technician
Omar specializes in AC repairs and system diagnostics, earning praise for his patience and problem-solving skills. He consistently receives client commendations for timely, thorough service during weekly maintenance visits and emergency calls.
Questions
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency service for heating and cooling system failures, including frozen pipe thawing and urgent repairs.
What areas do you service?
We primarily serve Long Island, including Patchogue, Centereach, Bay Shore, and surrounding communities for residential and commercial HVAC needs.
Are your technicians licensed and insured?
Yes, all our HVAC technicians are fully licensed, insured, and trained to handle installations, repairs, and maintenance safely and professionally.
Do you provide free estimates?
Yes, we offer free consultations and written estimates for all heating, cooling, and air purification system installations and major repair projects.
What HVAC brands do you work with?
We install and service top brands including Fujitsu, Ruud, and Carrier, offering 12-year manufacturer warranties on select ductless systems.
Can you help reduce energy bills?
Yes, our energy-efficient systems (17-33 SEER ratings) and air purification solutions can reduce utility bills by up to 50% for many Long Island homeowners.