Services from
SJ Kowalski Inc

Serving both Residential and Light Commercial customers SJ Kowalski Inc is ready to help you.

Installing & Servicing High-Efficiency Heating & Cooling Systems Since 1972

Book Repair, Maintenance, or Installation Today

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

127 Total Reviews S. J. Kowalski, Inc.570-455-2600$1034 HARWOOD ROAD, HAZLE TOWNSHIP PA

Schedule Heating, Air Conditioning Service with SJ Kowalski Inc

S. J. Kowalski, Inc. has been serving the heating, air-conditioning and plumbing needs of the greater Hazleton and surrounding areas since 1972. We install high-quality equipment from today’s industry leaders like Trane, Mitsubishi, Rinnai, Honeywell and Triangle Tube while providing “round-the-clock” 24 Hour Emergency Service. We are a family owned and operated business and the area’s only Trane “Comfort Specialist” dealer.

At SJ Kowalski Inc we are committed to providing the best products and solutions to help lower your energy costs and keep your family safe and comfortable.

The team at SJ Kowalski Inc

Family Owned & Operated
since 1972

Call or Click today for 24 Hour Emergency Services!

Our Accreditations



Armstrong Air A/C
A/C

Referral Program

Refer our services to your neighbors, friends and family and receive a gift if they schedule service with us.

Get $100 off your bill or account credit with a installation referral!. Click the button below to fill out the form and let us know you referred someone.

Fill Out Our Referral Form

Residential
Repair, Maintenance & Installation

Full HVAC Services

Commercial
Repair, Maintenance & Installation

Check Out Our Services

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

127 Total Reviews S. J. Kowalski, Inc.570-455-2600$1034 HARWOOD ROAD, HAZLE TOWNSHIP PA

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