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Call Us Today!
(573) 339-8646
Call Us Today!
(573) 339-8646


metal duct
Duncan Mechanical provides service on all makes and models of equipment. We have maintenance programs that can keep your HVAC systems running smoothly. We are also an authorized Lennox dealer. We provide free estimates for services, and we work on residential and commercial buildings. We are a licensed, bonded and insured HVAC company serving within a 50-mile radius of Cape Girardeau, Missouri. If you need a new HVAC system or repair on your existing one, give us a call today. We look forward to hearing from you.
  • Air Conditioning Sales
  • Service & Installation
  • Heating Sales
  • Air Purifying Equipment Sales
  • Residential HVAC
  • Commercial HVAC
  • Lennox
  • Trane/General Electric
  • Amana
  • American Standard
  • Armstrong
  • Bryant
  • Carrier
  • Comfortmaker
  • Janitrol
  • Rheem
  • Ruud
  • York
  • York-Shipley
We Install:
  • Metal Duct Work
  • Kitchen Hoods
  • Gas Lines

Payment Options

Business Hours

Mon - Fri:   8:00 AM - 6:00 PM
Sat - Sun:   Closed

Contact Information

Mike Duncan
Duncan Mechanical Heating & Air Conditioning
807 Enterprise St.
Cape Girardeau, MO 63703
Phone: (573) 339-8646