S J Kowalski

At S. J. Kowalski, Inc., we are a family-owned and operated business that has been serving the heating, air-conditioning, and plumbing needs of the greater Hazleton and surrounding areas since 1972. With over 40 years of experience, we have built a reputation for providing high-quality equipment, expert service, and unparalleled customer satisfaction.

Our Commitment to Excellence

We are committed to providing the best products and solutions to help lower your energy costs and keep your family safe and comfortable. Our team of highly trained and experienced technicians is dedicated to providing prompt and reliable service, 24 hours a day, 7 days a week. We install high-quality equipment from industry leaders like Trane, Mitsubishi, Rinnai, Honeywell, and Triangle Tube, ensuring that our customers receive the best possible solutions for their heating, cooling, and plumbing needs.

Heating Services

Our heating services include furnace repair, maintenance, and installation, as well as boiler services, heat pump services, and ductless mini-split services. We install Trane and Williamson gas and oil furnaces, and Navien boiler systems, ensuring that our customers receive the best possible solutions for their heating needs. Whether you need a routine tune-up or an emergency repair, our team is here to help.

Cooling Services

Our cooling services include air conditioner repair and tune-ups, air conditioner replacement and installation, and ductless mini-split services. We install Trane air conditioners, ensuring that our customers receive the best possible solutions for their cooling needs. Whether you need a routine maintenance check or an emergency repair, our team is here to help.

Plumbing Services

Our plumbing services include well work services, water conditioning services, tankless services, and tank services. We are committed to providing expert service and solutions to ensure that our customers' plumbing systems are running smoothly and efficiently.

Why Choose S. J. Kowalski, Inc.?

At S. J. Kowalski, Inc., we pride ourselves on our commitment to excellence, our highly trained and experienced technicians, and our dedication to providing unparalleled customer service. We are the area's only Trane "Comfort Specialist" dealer, and we are proud to have earned a reputation as one of the top HVAC and plumbing companies in the region.