Business Details
50+ Years
experience
Emergency
services
Trusted HVAC Services in Bethel Park, PA
DJ Yonish has been a trusted provider of heating and cooling solutions since 1969. Our team brings over four decades of expertise in residential HVAC systems, serving communities in Allegheny and Washington County with precision and care. We specialize in furnace repair, air conditioning installation, and comprehensive system maintenance, ensuring optimal comfort for every home. Our commitment to quality workmanship is reflected in our meticulous attention to detail and personalized service approach. With deep roots in Bethel Park, weve maintained the same location for 44 years, building lasting relationships through reliable service. Owner Don Yonishs journey from apprentice to industry leader underscores our dedication to technical excellence and customer satisfaction.We prioritize seamless project execution, whether for new construction or system upgrades, while maintaining transparency in all client interactions. Our service portfolio covers everything from routine maintenance to emergency repairs, addressing both immediate needs and long-term efficiency goals. By combining technical expertise with ethical business practices, weve established ourselves as a regional authority in HVAC solutions. This enduring commitment to excellence continues to drive our operations and customer-centric approach.
Services
Furnace Repair
Air Conditioning Installation
Heat Pump Services
HVAC Maintenance
Carbon Monoxide Testing
Mini Split Systems
Pool Heater Installation
Air Quality Solutions
Zoning System Installation
Emergency HVAC Repair
Details
- Year established: 1969
Highlights and features
- We offer 54 years of combined HVAC expertise since 1969
- Our team provides 24/7 emergency service availability
- We serve 32 cities across Allegheny and Washington County
- Our technicians complete factory-certified training programs
- We guarantee satisfaction on all residential HVAC installations
Services
Furnace Repair
Our furnace repair service addresses all types of heating system malfunctions, from pilot light issues to complete system failures. Technicians diagnose problems using advanced diagnostic tools and perform repairs using manufacturer-approved parts. We prioritize restoring heat quickly while ensuring long-term system reliability through thorough maintenance checks.
Air Conditioning Installation
We provide complete air conditioning installation services for residential properties, including system selection, proper sizing calculations, and professional installation. Our team ensures optimal placement for maximum efficiency and comfort. We offer energy-efficient models with SEER ratings up to 18 for reduced operating costs and environmental impact.
Heat Pump Services
Our heat pump services include installation, repair, and maintenance for both air-source and geothermal systems. Technicians optimize system performance through refrigerant level checks, coil cleaning, and defrost cycle testing. We specialize in dual-fuel systems that combine heat pumps with furnaces for year-round efficiency.
HVAC Maintenance
Preventive maintenance plans cover all HVAC components including filters, coils, electrical connections, and refrigerant levels. Our two-phase cleaning process removes debris from both indoor and outdoor units. Regular maintenance extends equipment lifespan and maintains manufacturer warranty validity through documented service records.
Carbon Monoxide Testing
Professional carbon monoxide testing uses digital analyzers to detect dangerous gas levels in residential environments. We inspect combustion appliances, ventilation systems, and chimney connections. Our service includes installing CO detectors and providing safety recommendations to protect household health.
People
Don Yonish
Owner
HVAC industry veteran with 44 years of experience since 1975. Started as apprentice, became service technician, and has managed company operations since 1981. Purchased business in 1993 and maintains hands-on involvement in service delivery.
Questions
What HVAC services do you offer?
We provide complete heating and cooling solutions including furnace repair, air conditioning installation, heat pump services, HVAC maintenance, and carbon monoxide testing for residential properties.
Do you offer emergency HVAC service?
Yes, we provide 24/7 emergency service for urgent heating and cooling issues. Customers should call our main phone number for immediate assistance outside regular business hours.
Which areas do you service?
We serve 32 cities across Allegheny and Washington County, Pennsylvania, with our main office located in Bethel Park since 1969.
How can I schedule HVAC maintenance?
Customers can schedule maintenance through our online service request form or by calling our office directly at (412) 833-1911 during business hours.
What payment methods do you accept?
We accept major credit cards, checks, and cash payments for HVAC services. Payment plans may be available for larger projects upon approval.
Are financing options available?
Yes, we offer financing options for major HVAC installations and replacements. Please contact our office for current financing programs and eligibility requirements.
