Chicago 773-940-0965          Suburbs 708-948-7308                          NW 877-353-7247

Don't "FREEZE" Call D's...for All your boiler needs

             D's Air & Heating, Inc.             

Weil McLain

88 Series 2 Commercial Gas Oil Boiler

  • 85.6% Thermal efficiency
  • On/Off, Low/High/Off, Low/High/Low, or Full Modulation
  • With or without tankless heater
  • Packaged or knock-down
  • Gas,Oil or Gas/Oil
  • Complies to LEED
  • Water or Steam
  • 1010 - 5845 MBH Input
  • 24-145 H.P.
  • Single or multiple boiler systems

GWB8-E BoilerLennox GWB8-E Boiler

Constructed of high-quality materials, including a cast iron heat exchanger and stainless steel burners, the GWB8-E boiler delivers reliable heating performance season after season 80% operation efficiency.

Lennox Condensing Boiler

GWM-IE BoilerGWM-IE Boiler 95% Efficiency

Designed to maximize fuel savings, the GWM-IE boiler delivers up to 40% greater efficiency than conventional boilers. Its burner matches heating output to household demand, using only the energy necessary to keep you comfortable.



D248 Series Commercial Boiler       30 to 3,000 MBH  

More services for your convenience

10% Off New Installation 

We will beat our competitors price by 10%

Click Link Above For Products

Financing Available


Before...D's Air

On Demand Hot Water Tank

After...D's Air Installation

(94% Efficient Boiler / Hot Water Heater Combo )

Weil McLain condensing Boiler With Partner Tank. Rebate eligible equipment. call Now!

Emergency Service

D's Air offers boiler sales repair service installation, boiler cleaning, boiler maintenance, boiler inspection, water treatment, boiler welding and boiler fabrication services. We service every type of boiler. Chicago,Illinois Boiler Repair
Residential & Commercial Sales, Repair, Service & Installation

Watch Completed Boiler Video Installation

Before Installation

During Installation

No Extra Charge For Weekends Or Holidays

We Will Beat Our Competitors Price

           Quality Installations the First Time Guaranteed.         D's Air & Heating Takes Pride In Every Installation 

Noisy, leaky radiators!

Call the professionals at

  "D's Air & Heating, Inc".  

We replace steam and hot water system radiators. 

We also replace Hot Water Tanks. Most major brands.

708-948-7308 Suburbs

773-940-0965 City 

Emergency Service 773-417-4999

Our new Schedule Appointment is a convenience for you the customer.

Try it today your just a click away.

Once you have scheduled your appointment you must call to confirm your scheduled date of service with your technician or you may also contact us via email   


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