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Trusted HVAC Services in Uniontown, PA
Gilleland & Merkosky Services has established itself as a trusted provider of comprehensive HVAC solutions for residential and commercial clients in Uniontown and surrounding areas. Our team of trained technicians specializes in HVAC installation, repair, and maintenance, working with all major equipment manufacturers to ensure optimal system performance. We prioritize customer satisfaction by offering fair pricing, complimentary estimates, and emergency services, while emphasizing the importance of extending system lifespans through regular maintenance.

With decades of combined experience, our professionals are equipped to handle complex HVAC challenges, from diagnosing malfunctioning units to recommending energy-efficient replacements tailored to individual needs. Our commitment to quality is reflected in our 100% satisfaction guarantee, ensuring clients receive reliable support long after service completion.
Services
AC Repair AC Installation AC Maintenance Indoor Air Quality Ductless HVAC Commercial HVAC Geothermal HVAC Heating Repair Furnace Installation Boiler Repair
Highlights and features
  • Knowledgeable Technicians with 20+ years of HVAC experience
  • Fully Licensed & Insured contractors for your protection
  • Fair, Straightforward Pricing with no hidden fees
  • Trucks Stocked with Common Parts for faster repairs
  • Emergency Service Available 24/7 for urgent needs
What people say
Reliable, affordable and knowledgeable Excellent service and rates Never been late Pleasure to deal with
Services
AC Repair
Our expert technicians diagnose and fix all types of air conditioning issues, from warm air output to complete system failures. We maintain fully stocked service vehicles with common replacement parts to complete repairs efficiently. With 24/7 emergency availability, we restore cooling comfort quickly during critical breakdowns.
Heating Repair
We service all heating system types including furnaces, boilers, and heat pumps. Our technicians identify issues like faulty igniters, malfunctioning thermostats, and heat exchanger problems. Regular maintenance prevents unexpected breakdowns while emergency repairs restore heat during cold weather failures.
HVAC Installation
We install energy-efficient HVAC systems tailored to your home's specific needs. Our experts help select appropriately sized units to prevent energy waste from undersized or oversized equipment. We provide complete installation services including system selection, permit acquisition, and professional setup.
Ductless HVAC
Our ductless mini-split solutions offer zoned temperature control without traditional ductwork. Ideal for home additions or retrofitting older homes, these systems provide energy-efficient cooling and heating with flexible installation options including wall-mounted and ceiling-suspended units.
Commercial HVAC
We maintain optimal indoor environments for businesses with specialized commercial HVAC services. Our technicians handle complex systems in office buildings, retail spaces, and industrial facilities, offering emergency repairs, preventive maintenance, and energy-efficient upgrades to minimize business disruptions.
Questions
What HVAC services do you offer?
We provide AC repair, heating installation, ductless systems, commercial HVAC services, indoor air quality solutions, and geothermal heating/cooling in Uniontown and surrounding areas.
Do you offer emergency HVAC services?
Yes, we provide 24/7 emergency HVAC repair services for urgent heating and cooling issues in Uniontown, PA.
What areas do you serve?
We primarily serve Uniontown, PA and surrounding communities in Fayette County for residential and commercial HVAC needs.
How can I schedule an appointment?
Call us at (724) 437-2430 to schedule service during regular business hours or request emergency assistance at any time.
Do you offer financing options?
Yes, we offer financing options for HVAC equipment installations and major system replacements to qualified customers.
Reviews (6)
Vivian Sankey
May 08, 2022 Report
Outstanding! Called several companies for service but they were the only one to take on the repair and installation of our geothermal system. They responded with follow-up phone calls to all my calls. Jennifer was a great help and always pleasant and knowledgeable. They were awesome when it came to service! They dug in, found the problem, dealt with all the tech support issues and got the job done quickly and right. I would highly recommend this company. Price was right and an honest company. 10 stars all the way! Thank you Gilleland & Merkosky.
Joe S.
Dec 19, 2021 Report
Great people! I was having an issue with fuel flow on my oil furnace. Stopped in for a replacement filter and the lady at the desk took the time to help me troubleshoot the issue and potentially needed parts. Most places would tell you to schedule a service appointment. The next time I run into a problem I can't fix myself, I'll definitely be calling Gilleland.
Jim Murtha
Nov 14, 2021 Report
Installed series 5 water furnace geothermal system. Impressed by their attention to detail. Did great job burying grout and clay from drilling. Heating system way better than forced air. Service: Heating system installation
Tom Bartnik
May 29, 2021 Report
G&M installed a mini-split system for our small vacation home. Eric was great to work with. In scheduling the appointment for the quote he was on time and sent me the quote within 24 hours. He and his crew showed up on time to install the unit professionally and efficiently and left the work area spotless. High quality work and service, plus a nice guy. Highly recommended.
Nancy Anderson
May 01, 2021 Report
We have used G & M for routine maintenance. The last 2 years our AC was acting up. Each time they repaired it the next day. This last year (Pandemic year) they said we can fix it but it's 27 years old and probably should be replaced. Eric came out in the Fall and gave us an estimate. He suggested ordering everything then since it was taking longer to receive supplies. He said he would install it in the Spring since it was the AC that acted up each year. Perfect for us! Eric and Brian? came last week to install. They were professional, friendly, quick and clean. I would highly recommend this company for all your HVAC needs.
Robin Toth
Mar 21, 2021 Report
Eric was quick to respond to my phone call about information and quote. Received the quote very quickly. My Unit install was today! I highly recommend them. They are professional, polite, clean-up (Thumbs up). I love how quiet and easy to use. Don't worry he explains everything! Jennifer is the office assistant, she is so friendly. Eric and Bob thank you for a great experience!