Calls are answered 24 hours a day Monday to Friday, Saturday 10 a.m. to 4 p.m. and Sunday 10 a.m. to 2 p.m. (Central time).
Call to book
Contact Green Leaf Heating & Cooling
Call (312) 924-7223 for furnace, boiler, AC, heat pump or water heater service anywhere in Chicago. Describe the problem and we connect you with a local technician, with a free estimate before any work starts.
Book by phone
Call a Chicago HVAC Technician
Phone is the fastest way to get help. Calls are answered 24 hours a day Monday to Friday, Saturday 10 a.m. to 4 p.m. and Sunday 10 a.m. to 2 p.m. (Central time).
Call us(312) 924-7223
Hours (Central)Open 24 hours Mon–Fri · Sat 10–4 · Sun 10–2
Service areaChicago, IL · 56 residential zip codes
Before you call
What to Have Ready
- Your zip code, so we can confirm you’re in the service area.
- What the system is doing: no heat, no cooling, noise, water, an error code or a smell.
- The type of system if you know it: furnace, steam or hot-water boiler, central air, heat pump or mini split.
- Roughly how old it is. The label on the unit usually shows a manufacture date.
Smell gas or hear a carbon monoxide alarm? Leave the home first and call Peoples Gas or 911 from outside.
Quick answers
Questions Before You Call
Short answers to what Chicago homeowners ask most before they call.
(312) 924-7223All 56 residential zip codes in the city of Chicago, 124 neighborhoods in all. See the service area list.
Call (312) 924-7223. A local technician looks at the problem and gives you a free estimate before any work starts.
A technician checks its age, condition and the cost of the repair. Furnaces near 15 to 20 years old with a major failure are often worth replacing; otherwise repair is usually the better value. See furnace repair.