Repair or Buy Now and Save

$25 OFF ANY FURNACE REPAIR!

Have a NEW Furnace or A/C installed now and get $100 OFF YOUR INSTALLATION!

Enter To WIN A FREE FURNACE
Glossary of HVAC Terms

SEER Rating: The higher the SEER rating, the more efficient 
the unit operates & the more you will save on cooling bills!


Contact Us:

Office: 11509 W 121st Place, Cedar Lake, IN 46303-9767
Phone:(219) 374-9830

24-HOUR SERVICE: (708) 758-0588

Furnace Cleaning & Inspection Discount Offer
Trane Furnaces & Air Conditioners
Broan Heating & Cooling Systems

Why Williamson Heating & Cooling Services,inc.?

Why Williamson Heating & Cooling Services,inc.?

Serving the south suburbs of Chicago, Illinois and Northwest Indiana, since 19__ Certified and trained installers and service technicians Licensed, bonded and insured Senior citizen discounts are available We’re available 24-hours a day for emergency services