Berwick Heating, Cooling & Water Heating

Call S.J. Kowalski Today to Schedule Services in Berwick Today

We're Your Local Heating, A/C & Plumbing Experts Since 1972


Northwest of our home in Hazleton is Berwick Pennsylvania in Columbia County. We have served Berwick home and business owners and their heating, air conditioning, water heating, and plumbing needs since 1972. S.J. Kowalski is licensed and insured in Berwick, and our decades of experience make us the perfect choice for local home and business owners.

  • Heating System repair, maintenance, and installation
    Furnaces, Boilers, Ductless Mini-Splits, Heat Pumps & Geothermal Units
  • Cooling System repair, maintenance, and installation
    Air Conditioners, Ductless Mini-Splits & Geothermal Units
  • Water Heating System repair, maintenance, and installation
    Tankless & Tank Water Heaters

S. J. Kowalski, Inc.starstarstarstarstar4.9 / 5

127 Total Reviews /files//kowa-logo.jpg570-455-2600$1034 HARWOOD ROAD, HAZLE TOWNSHIP PA

Heating Repair, Maintenance & Installation
in Berwick, PA


Winters in Berwick are long and staying safe and comfortable requires properly sized and maintained heating equipment. S. J. Kowalski understands heating. There are three technologies that are both popular and effective ensuring comfort and economy throughout the Berwick heating season.

Gas furnaces and boilers have been a very popular choice for decades. Natural gas In Berwick is provided by UGI. UGI offers rebates of up to $1500 for the installation of high-performance gas furnaces and boilers. For information about UGIincentives click here.

While gas furnaces have been used in Berwick for over a century, today’s gas furnaces are more efficient couldn’t be more different than those of our grandparents. At S.J. Kowalski we feature award-winning Trane Gas furnaces. With efficiencies of over 97% AFUE, variable speed blowers and staged heating operation these systems are quieter, more efficient and more comfortable than anything you have experienced.

And we’re not just about new installations; rather much our work is helping Berwick homeowners extend the life of their equipment with proper maintenance, and offering prompt diagnosis and repair services when something goes wrong.

For more information about our gas furnace services click here. Our licensed and factory-trained service techs are here to help.

Hot water and steam boiler systems are very common in northeastern Pennsylvania. At S. J. Kowalski we are hydronic system experts for both boiler repairs and the installation of new high-efficiency boilers for your Berwick home or business. For more information about our boiler services, and the technology of our new Bosch, Williamson and Navien gas boilers click here.

Trane Furnace

Click the Trane and Williamson logos above to learn more about the gas and oil furnaces we carry

Air Conditioning Repair, Maintenance & Installation
in Berwick, PA


Summertime in Berwick is great. However many homeowners choose the comfort of central air conditioning. At S.J. Kowalski we are air conditioning experts. We are EPA certified and locally licensed to service and install central air conditioning systems to meet the needs of Columbia County business and homeowners.

Click here to learn more about our new central air conditioning systems featuring Trane equipment.

We also service all central air conditioning brands. If your AC is not operating properly give us a call. Our EPA certified and insured service techs have the experience and parts to diagnose your problem and get your AC systems operating properly. Click here for more about our air conditioning service.

For year-round comfort heat pump systems are a great choice. The local power company in Berwick is PPL Utilities. PPL Utilities offers very attractive programs to promote both our Trane central heat pumps and advanced Mitsubishi mini-split heat pumps. Heat pumps are a perfect solution for year-round comfort and energy savings. To learn about rebates and incentives offered by PPL Utilities for heat pump rebates in Berwick click here

At S. J. Kowalski we offer three major types of heat pump systems: central ducted heat pumps, geothermal heat pumps, and mini-split heat pumps.

A very popular part of our business is mini-split heat pumps for industry leader Mitsubishi. This technology has been used worldwide since the 1970s, and are increasingly popular here in Columbia County. Mini-splits have unparalleled efficiencies both for heating and cooling and are available in a range of configurations. To learn more about our mini-splits click here

Trane is our premier line for central ducted heat pumps. A central heat pump is like a traditional air conditioner in that it is connected with refrigerant lines to a ducted air handler or furnace. However, it is designed with a reversing valve that allows it to operate very efficient in cold months to provide very efficient comfortable heat. To learn more about the installation, service, and repair of central heat pumps in Berwick, PA click here.

The third heat pump technology we feature is geothermal. If you want a heating and air conditioning with the absolutely lowest operating cost possible, geothermal heat pumps are your choice. For more information about our geothermal systems click here.

Trane Air Conditioner

Click the Trane logo above to learn more about the air conditioners we carry

Mitsubishi Mini-Splits

Click the Mitsubishi logo above to learn more about the ductless mini-splits we carry

Water Heater Repair, Maintenance & Installation
in Berwick, PA


S.J. Kowalski is also a full-service water heater specialist. We offer installation or service for electric tanks, gas-fired tank water heaters, advanced gas tankless, and heat pump water heaters.

If you need a new water heater for your Berwick home or business, or if you’re having problems with your existing water heater give us a call. We service all types of water heaters. Our plumbing experts can rapidly evaluate your problem and we stock the parts necessary to correct most water heater problems fast. For More information about our water heater services in Berwick click here.

We also offer full plumbing services in Berwick including leak repair, drain cleaning, and we are well pump specialists. For details about our plumbing services in Berwick click here.

Tankless Water Heaters

Click the Rinnai & Navien logos above to learn more about the tankless water heaters we carry

Tank Water Heaters

Click the Bradford White logo above to learn more about the tank water heaters we carry

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