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Business Details
50+ Years
experience
Emergency
services
Open 24/7
always available
Your Trusted HVAC & Plumbing Experts in Hazle Township
Since 1972, S. J. Kowalski has been a family-owned and operated provider of heating, ventilation, air conditioning, and plumbing services to residential and light commercial customers in Hazle Township and surrounding areas. Our team of certified technicians specializes in the installation, repair, and maintenance of high-efficiency systems from industry leaders like Trane, Mitsubishi, and Navien. We offer 24-hour emergency service to address urgent heating and cooling needs, ensuring minimal disruption to our clients' comfort. Our commitment to quality extends to preventative maintenance programs designed to optimize system performance and longevity. As the area's only Trane Comfort Specialist dealer, we combine technical expertise with personalized service to deliver energy-efficient solutions tailored to each client's unique requirements.

Our experience spans furnace systems, heat pumps, boilers, ductless mini-splits, and geothermal technologies, supported by partnerships with leading equipment manufacturers. We prioritize customer satisfaction through transparent communication, competitive pricing, and financing options through Wells Fargo Service Finance. With over five decades of local service, we maintain a strong reputation for reliability, technical proficiency, and community-focused business practices.
Services
Furnace Repair Heat Pump Installation Boiler Services Ductless Mini-Split Geothermal Systems Plumbing Services Tankless Water Heaters
Details
  • Year established: 1972
Highlights and features
  • 24-hour emergency service available year-round
  • Family-owned operation with 50+ years local experience
  • Certified technicians for all major HVAC brands
  • Financing options through Wells Fargo Service Finance
  • Exclusive Trane Comfort Specialist dealership in the area
Associations and certifications
  • Trane Comfort Specialist
What people say
Prompt service Expert technicians Reliable emergency support Professional installation Knowledgeable staff
Services
Furnace Repair
Our certified technicians provide prompt furnace repair for all makes and models. We diagnose and fix heating system issues to restore comfort quickly. Emergency service available 24/7.
Heat Pump Installation
Professional heat pump installation services for residential and commercial properties. We offer Trane systems with energy-efficient performance and proper system sizing for optimal operation.
Boiler Services
Comprehensive boiler repair, maintenance, and installation services. Our experts work with Navien systems and other brands to ensure safe, efficient operation of hydronic heating systems.
Ductless Mini-Split
Installation and service for Mitsubishi ductless mini-split systems. These zoned solutions provide efficient heating and cooling without traditional ductwork requirements.
Plumbing Services
Full-service plumbing solutions including water conditioning, tankless water heaters, and well system maintenance for residential and light commercial customers.
Questions
What HVAC services do you offer?
We provide furnace repair, heat pump installation, boiler services, ductless mini-split systems, and geothermal solutions for residential and commercial clients.
Do you offer emergency service?
Yes, we provide 24-hour emergency HVAC service for urgent heating and cooling needs in Hazle Township and surrounding areas.
What financing options are available?
We offer financing through Wells Fargo Service Finance for HVAC installations and major repairs to qualified customers.
Which service areas do you cover?
We serve Hazle Township, Berwick, Bloomsburg, Mountain Top, Sugarloaf, Drums, and surrounding communities in Pennsylvania.
Are you a certified HVAC contractor?
We are certified technicians and the area's only Trane Comfort Specialist dealer with 50+ years of industry experience.
Do you offer plumbing services?
Yes, we provide full plumbing services including water conditioning, tankless water heaters, and well system maintenance.
Reviews (5)
Jazmine Robbins
Apr 27, 2022 Report
Speedy getting out to my house and I understand charging for the time to come out, but then wanting to charge me almost $2,000 for 16ft of flexi hose is sort of rediculous. Service: Ductless heating & A/C services
Katlyn Prednis
Apr 10, 2022 Report
My water pressure tank spontaneously sprung a leak. I called them and they made me an appointment right away. The technician came to the house on time and prepared. They replaced the tank same day and now everything is running smoothly. Professional, prepared, and great service!
Debra M.
Jan 26, 2022 Report
Our old furnace finally gave up and Kowalski installed a new one for us. The crew was very nice and professional and they did a great job. Service: Heating system installation
David Gross
Dec 20, 2021 Report
The two gentlemen that came to do the work at my house were very professional. They did a wonderful job installing and making everything go smooth. They did a great job explaining my new system. I was very satisfied with the experienced technicians that were sent to install my new system. Thank you again Services: Heating system installation, Ductless heating and AC services
Cheryl Pino
Jul 28, 2021 Report
I had a great experience with Kowalski service. My A/C went out a few hours prior to a household of weekend guests. Kowalski was able to come out within an hour and had my unit running within 1/2 Hour. They were professional, , courteous, and explained exactly what was wrong. I was/am so thankful to have a reliable HVAC company I can trust.