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Trusted HVAC Services in Warminster, PA
J.A. Smith Heating and Air Conditioning, Inc. has been a trusted provider of HVAC solutions in the Delaware Valley for over four decades. Our 11,600-square-foot facility in Warminster, Pennsylvania serves as the hub for our comprehensive residential and commercial services, including system design, installation, maintenance, and repair. Led by President Jeffrey A. Smith, who brings 45 years of industry expertise, we prioritize customer satisfaction through computerized proposals detailing equipment efficiencies, model numbers, and pricing guarantees. Our team of licensed, insured technicians adheres to rigorous safety standards while offering premium products from Lennox, Carrier, Rheem, and Trane.

With flexible financing options through GE Money and acceptance of major credit cards, we ensure accessibility to high-efficiency systems that reduce energy costs by 30-50% over their lifetime. Our NARI-certified professionals provide 24/7 emergency service, backed by extended warranties up to 12 years, while maintaining environmental stewardship through energy-efficient solutions like geothermal and hybrid heat pump systems.
Services
HVAC Installation Geothermal Systems Ductless Solutions Emergency Repairs Maintenance Plans
Highlights and features
  • 40+ years serving Delaware Valley with HVAC expertise
  • Fully licensed and insured technicians with safety training
  • Residential financing through GE Money available
  • 24/7 emergency service for urgent HVAC needs
  • Affiliated with top manufacturers: Lennox, Carrier, Rheem
Associations and certifications
  • NARI Certification
What people say
GREAT!! Wonderful Superb job Quick service Professional team
Services
HVAC Installation
We design and install complete heating, ventilation, and air conditioning systems for residential and commercial properties. Our computerized proposals include efficiency ratings, model specifications, and cost analysis to help clients make informed decisions. With over 40 years of experience, our NATE-certified technicians ensure proper system sizing and installation for optimal performance and energy efficiency.
Geothermal Systems
Our geothermal heating and cooling solutions utilize renewable energy through ground-source heat exchange systems. Available in open-loop or closed-loop configurations, these systems provide 60% lower operating costs compared to traditional HVAC while qualifying for 30% federal tax credits. Our engineers design customized geothermal systems that integrate with existing infrastructure for maximum efficiency.
Ductless Solutions
We install ductless split system air conditioners and heat pumps for homes without existing ductwork. These high-efficiency systems (15-33 SEER) offer zoned temperature control, improved security, and reduced energy consumption. Our technicians specialize in multi-zone installations that enhance comfort while maintaining aesthetic appeal in residential spaces.
Emergency Repairs
Our emergency HVAC repair service operates after regular business hours for urgent heating and cooling needs. Certified technicians respond promptly to system failures, with access to critical replacement parts for immediate repairs. We maintain a fleet of fully equipped service vehicles to address emergency situations throughout our service area.
Maintenance Plans
We offer three-tier maintenance programs (Bronze, Silver, Gold) for preventive HVAC care. These plans include seasonal system inspections, filter replacements, and performance optimizations to extend equipment lifespan. Our maintenance agreements provide priority service scheduling and discounted repair rates while maintaining manufacturer warranty requirements.
People
Jeffrey A. Smith
President
Jeffrey A. Smith has led the company for 45 years, establishing it as a trusted HVAC authority in the Delaware Valley. He oversees all operations from the Warminster headquarters, maintaining strict quality control standards while expanding service capabilities to include geothermal and smart HVAC technologies.
Questions
What HVAC services do you offer?
We provide complete heating, ventilation, and air conditioning services including installation, repair, maintenance, and emergency services for residential and commercial clients.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency service for urgent heating and cooling needs with prompt technician response.
What financing options are available?
We offer residential financing through GE Money for qualified customers and accept all major credit cards for HVAC services and equipment purchases.
Are your technicians licensed and insured?
All our HVAC technicians are fully licensed, insured, and participate in ongoing safety training programs.
What energy-efficient systems do you install?
We specialize in high-efficiency systems including geothermal heating, ductless mini-splits, and hybrid heat pumps that reduce energy consumption by up to 60%.
Do you service all HVAC brands?
Our technicians service all major HVAC brands, though we recommend premium equipment from Lennox, Carrier, and Rheem for optimal performance.