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50+ Years
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Emergency
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Trusted HVAC Services in Paoli, PA
DiFilippo's Service has been serving the western Main Line community since 1971, building a legacy of trust and excellence in HVAC services. Founded by Vince DiFilippo, who purchased the business in 1989, the company has grown into a reputable leader in residential heating and cooling solutions while maintaining its family-owned roots. Our team of NATE-certified technicians delivers EPA-certified services, including HVAC installation, repair, maintenance, and air quality solutions, backed by a two-year parts and labor warranty. Recognized with accolades like ACCA National Residential Contractor of the Year and six-time Best of Life Readers Choice winner, we combine industry expertise with personalized service.

Laura DiFilippo's leadership ensures operational excellence, while Vince's technical certifications and industry involvement position us at the forefront of HVAC innovation. With over 50 years of combined experience, we serve Paoli and surrounding areas, offering 24/7 emergency service and flexible financing options. Our state-of-the-art scheduling system and fully stocked vehicles ensure efficient, first-visit resolutions. As active members of professional organizations like ACCA and NCI, we continuously enhance our expertise to provide reliable, energy-efficient solutions tailored to each client's needs. This commitment to quality and customer satisfaction has made us a trusted name in home comfort systems.
Services
HVAC Service and Repair Air Conditioning Heating Installation Maintenance Plan Air Quality Solutions Emergency Service Financing Options Carbon Monoxide Monitoring Zoned Heating Systems
Details
  • Year established: 1971
Highlights and features
  • 50+ years serving Main Line communities with HVAC expertise
  • NATE-certified technicians with specialized training and certifications
  • 24/7 emergency service with guaranteed same-day response
  • Two-year parts and labor warranty on new installations
  • State-of-the-art scheduling system for efficient service delivery
Associations and certifications
  • ACCA
  • NATE
  • NCI
What people say
Impeccable service On time Very professional Left home clean Fast reliable service
Services
HVAC Service and Repair
Our NATE-certified technicians provide comprehensive HVAC diagnostics and repairs for all residential systems. With fully stocked vehicles and 24/7 emergency availability, we resolve issues efficiently while maintaining system warranties. Our two-year parts and labor guarantee ensures lasting solutions.
Air Conditioning
We offer complete air conditioning solutions including central AC installation, ductless zone systems, and hybrid cooling options. Our EPA-certified team ensures optimal performance through proper sizing, installation, and maintenance of energy-efficient cooling systems.
Heating
Specializing in high-efficiency furnace installations and repairs, we provide hybrid heating solutions and zoned systems. Our technicians handle natural gas, propane, and electric heating systems with expert diagnostics and maintenance programs.
Maintenance Plan
Our annual maintenance plan includes two precision tune-ups, 15% off repairs, and priority emergency service. Regular maintenance extends equipment life, improves efficiency, and prevents unexpected breakdowns through proactive system inspections.
Air Quality Solutions
We install advanced air purification systems, humidifiers, and dehumidifiers to improve indoor air quality. Our Santa Fe dehumidifiers and AtmosAir systems address allergens, moisture control, and pollutant removal for healthier home environments.
People
Vince DiFilippo
CEO and Co-Owner
NATE-certified technician with BPI and NCI certifications, Vince leads technical operations and industry innovation. He contributes to HVAC publications and serves on national advisory boards, ensuring technical excellence.
Laura DiFilippo
President and Co-Owner
Laura oversees business operations with 30+ years of HVAC industry leadership. As former ACCA National Board Chair, she drives operational excellence and industry professionalization through strategic management.
Questions
What HVAC services do you offer?
We provide complete heating, air conditioning, maintenance, repairs, and indoor air quality solutions. Our services include emergency support, system installations, and financing options.
Do you offer 24/7 emergency service?
Yes, we provide 24/7 emergency HVAC service with guaranteed same-day response for maintenance plan customers and prompt assistance for all clients.
How can I finance HVAC installation?
We offer Wells Fargo financing options for qualified applicants. Contact our office to discuss payment plans and financing applications for new system installations.
What areas do you service?
We serve Paoli and surrounding Main Line communities including Malvern, Exton, West Chester, and Downingtown, covering all residential HVAC needs in Chester County.
What maintenance plans are available?
Our annual maintenance plan includes two system tune-ups, 15% off repairs, and priority emergency service. Payment plans spread costs over 12 months with EZPAY.
Are your technicians certified?
All technicians are NATE-certified with specialized training in HVAC systems, air quality, and energy efficiency. Our team maintains industry certifications through ongoing education.