S&S Mechanical, Atco Heating and Cooling and A Walter's Heating, Air Conditioning and Refrigeration

  • Residential & Commercial Services & Installation
  • We Service and Replace All Makes & Models
  • 24 Hour Emergency Service
  • Maintenance Contracts Available

S&S Mechanical Inc. is a family owned and operated heating, cooling and refrigeration contractor that has been proudly serving the greater Chicago area for over 30 years. S&S Mechanical, Atco Heating and Cooling and A Walter’s Heating, Air Conditioning and Refrigeration comprise an affiliated umbrella of quality HVAC service that meets all of your home and business comfort needs. With three locations and a substantial fleet of service vehicles, S&S Mechanical is always available to answer your call. We truly look forward meeting all of your residential and commercial heating, cooling and refrigeration needs.

S&S Mechanical offers a wide array of heating, cooling and refrigeration services to homes and businesses throughout Chicago and the surrounding suburbs. Whether it be new installation or maintenance and repair of existing HVAC systems, our products and services are designed to leave our customers knowing they have invested in reliable and trouble free heating and cooling systems.


Our complete list of heating and cooling services includes:

  • Full service residential and commercial HVAC installation, maintenance and repair
  • Repair, service or replacement of any make and model furnace, heater, air conditioner or boiler
  • 24-hour climate control emergency service
  • Residential and commercial heating
  • Residential and commercial cooling
  • Residential and commercial refrigeration
  • Boiler installation, replacement and maintenance
  • Interior radiant heating system installation and service
  • Snow melting system installation and service
  • Air duct cleaning
  • Humidification
  • Air quality testing and filtration system installation
  • Climate control zoning
  • New construction planning and installation
  • Full sheet metal fabrication capabilities
  • Service and maintenance contracts are available for any service