Hot Water Boiler
Installation & Repair
Hydronic hot water boilers deliver smooth, consistent comfort through baseboards and radiators. D's Air & Heating, Inc. installs and services gas-fired hot water systems throughout Chicago.
IL License #2183457 · D's Air & Heating, Inc. · 549 N Monticello Ave, Chicago, IL 60624
About Hot Water Boiler Systems
Hot water boilers circulate heated water through radiators or baseboards for smooth, consistent comfort. Unlike forced-air systems, hydronic heat doesn't dry out the air or distribute allergens — it simply warms the space quietly and evenly.
Modern hot water boilers offer excellent efficiency and long-term reliability. Zone valve integration allows different areas of the home to be heated independently, reducing energy waste and improving comfort.
D's Air & Heating, Inc. has been servicing Chicago hydronic systems since 2009. We handle everything from circulator pump replacements to full boiler installations with zone valve upgrades.
What We Install & Service
- Gas-fired hot water boiler installation and replacement
- High-efficiency circulator pump installation
- Zone valve and thermostat integration
- Baseboard and radiator compatibility — no ductwork required
- Quiet, even heating throughout every room
- Full permit pulling and Chicago code compliance
Our Hot Water Boiler Diagnostic Process
Every service call follows a structured diagnostic workflow — so you get an accurate diagnosis and upfront pricing before any work begins.
System Identification
Confirm boiler type, age, fuel type, and zone configuration.
Safety Check
Gas shutoff, pressure relief valve, expansion tank, and CO detector verification.
Visual Inspection
Boiler, piping, circulator pump, zone valves, and expansion tank inspection.
Operational Test
Ignition, burner flame, water pressure, and heat distribution through zones.
Diagnostics
Circulator pump, zone valves, pressure issues, and heat exchanger condition.
Options Presented
Repair vs. replacement vs. upgrade — with upfront pricing before any work begins.
Typical Pricing Ranges
All pricing includes labor, permits, and startup. Final price confirmed before work begins. $95.36 diagnostic fee applied toward repair if you proceed same day.
What Chicago Homeowners Say
Clean and Professional Install
The new hot water boiler keeps every room comfortable. The install was clean and professional. Darryl explained everything.
Thomas W. — Irving Park
Zoned Heat Works Perfectly
Darryl installed zone valves and a new circulator. Every floor heats independently now. Huge improvement over the old system.
Linda C. — Avondale
No Heat in January — Fixed Fast
Circulator pump failed in the middle of winter. Darryl came out same day and had heat back on within hours. Highly recommend.
Kevin B. — Jefferson Park
D's Air Service Call Policy
Related Boiler Services
Hot Water Boiler Issue? Call D's Air.
D's Air & Heating, Inc. · (773) 940-0965 · [email protected] · IL License #2183457