Sizing and Radiator Compatibility
Boiler sizing depends on the total radiator output, pipe loop length, building heat loss, and the number of heating zones. A technician calculates the heating load on site rather than matching the old boiler's capacity.
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Chicago Service Areas and ZIP Codes
HVAC Chicago Pro provides mobile HVAC service across Chicago. We dispatch technicians to your location and do not maintain a physical office in every ZIP code. The ZIP codes below fall within our approved service territory.
Frequently Asked Questions
Request a boiler installation assessment
Submit a service request and a coordinator will contact you to confirm technician availability. We do not confirm an appointment until availability is verified.
What happens next: A coordinator reviews your request, confirms the service type and location, and contacts you to schedule.
For emergencies: Call (312) 555-HVAC or request emergency service. For a gas leak or carbon monoxide, leave the building and call your gas utility or 911 first.
Request a boiler installation assessment
Submit a service request and a coordinator will contact you to confirm technician availability. We do not confirm an appointment until availability is verified.