Reliable hot water and consistent heat are essential for your home’s comfort. We provide professional boiler and water heater services, including repairs, maintenance, and installations, to keep your systems operating safely and efficiently.

Whether you’re experiencing uneven heat, lack of hot water, or considering an upgrade, our experienced technicians can diagnose issues accurately and recommend the right solution for your home and budget. We service both traditional and high-efficiency systems and ensure all work meets safety standards and manufacturer specifications.

From routine service to full system replacements, you can count on us to keep your boiler and water heater running smoothly—so your home stays comfortable year-round.

Warranties included with services.

*These warranties are ONLY available for equipment and units purchased, services and repaired through our team here at GREL HVAC. If units are services, repaired or installed by another team outside of the GREL HVAC, any and all warranties are voided.

Contact

Want to get in contact with someone? Leave a detailed message below and we will get in contact with you as soon as possible. If you need us sooner, call us at 708-228-7197 !

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Services We Offer in the Southwest Suburbs

All Things Heating

Chicago winters demand dependable heat.

All Things Cooling

When the heat rolls in, we’re ready.

Commercial Services

Business’s need trusted servicers inside and outside of work.