Rockford, IL

Heating in Rockford

Stay Warm All Winter with Reliable Heating

Your furnace works hardest when Rockford temperatures plunge below zero, and the last thing you need is a breakdown in the middle of a January cold snap. Reliable heating isn't a luxury in northern Illinois—it's essential for your family's safety, comfort, and peace of mind during months of subfreezing weather. Beyond heating, complete cooling services and expert plumbing ensure your home stays comfortable and functional every season.


Gilley's Heating & Air brings over 40 years of HVAC expertise to Rockford homes, providing heating repairs, maintenance, replacements, and installations for furnaces, boilers, and electric, gas, or oil systems. As certified American Standard representatives, we back every installation with a 10-year warranty and factory-trained technicians who carry Illinois HVAC contractor licensing, EPA 608 certification, and $2M liability insurance. Rockford experiences an average of 157 days per year with temperatures below freezing, placing continuous demand on heating systems that must cycle efficiently without failure.


Whether your furnace is making strange noises, your energy bills are climbing, you need air conditioning service for summer comfort, or you're facing a plumbing emergency, you need a contractor who gets it right the first time and stands behind every job. Call (815) 962-1927 for heating, cooling, or plumbing in Rockford.

Complete Heating, Cooling, and Plumbing Services

From emergency furnace repairs to planned replacements, we handle every aspect of residential heating with precision and care. Our technicians diagnose and repair furnaces, boilers, heat pumps, and hybrid systems from all major manufacturers, addressing ignition failures, airflow problems, thermostat issues, and efficiency losses that drive up your utility bills. When it's time for a new system, we perform load calculations to ensure proper sizing—not the square footage guesses competitors rely on that leave you with an oversized or undersized unit.


Complete cooling services keep your home comfortable through humid Illinois summers, including air conditioner repairs, replacements, and tune-ups that maximize efficiency and prevent breakdowns during heat waves. Expert plumbing services address leaks, drain clogs, water heater failures, fixture repairs, and pipe replacements that can't wait for regular business hours. As a factory-certified American Standard Dealer, we offer top brands, high-efficiency options, and direct access to manufacturer warranties and technical support. Complete installation services include permits, inspections, ductwork modifications, electrical upgrades, and final testing, giving you turnkey service from one trusted contractor.


Call us today at (815) 962-1927 for heating, air conditioning, or plumbing in Rockford and discover why homeowners across northern Illinois trust us with their comfort year after year.

What Sets Our HVAC and Plumbing Services Apart

Choosing the right HVAC and plumbing contractor protects your investment and ensures your family stays warm, cool, and comfortable when it matters most.

  • Licensed and insured professionals with verified credentials and factory training
  • Top American Standard high-efficiency options backed by manufacturer warranties
  • Proper sizing guaranteed through load calculations, not guesswork
  • Complete installation including permits, inspections, ductwork modifications, and electrical upgrades
  • Over 40 years of experience serving Rockford and surrounding Illinois communities

Furnace efficiency ratings improved by 25 percent over the past decade, meaning newer systems can cut your heating costs significantly while delivering better comfort. Our transparent pricing, clean service, and commitment to doing the job right ensure you get maximum value and reliability from every heating, cooling, and plumbing installation and repair. Contact us today at (815) 962-1927 for heating, air conditioning, or plumbing in Rockford and experience the difference certified expertise makes when subfreezing weather or summer heat tests your system's limits.