Customer Service

    • 24 Hour Emergency Service

Air Conditioning Services

  • Central Air - Cleaning & Maintenance
  • Central Air - Repair
  • Commercial Cooling

Heating Services

  • Geothermal Systems
  • Heating - New Install
  • Heating - Repair

Payment

  • American Express
  • Personal Checks

About Us

  • Muller Heating and Mechanical provides heating and air conditioning systems installations and service in Northwestern Wisconsin, Hayward, Sawyer County and surrounding areas. Call us toll free 1-855-447-9313