Products & Services

Mullhausen's certified HVAC technicians stand behind their work. We will assist you in the planning and installation of your climate control system, providing energy efficiency tips whenever possible.

Here are just a few examples of the services we provide and products we offer: 

• HVAC yearly maintenance of inspections and tuneups
• HVAC repairs
• New installation and replacement

• Central heating-natural gas, propane gas and oil furnaces
• Oil-fired boilers
• Oil-fired water heaters
• Heat pump systems
• Ventilation and air conditioning systems
• Air purification systems



To learn more about what we offer or discuss your climate control needs, please email us or call us at 410-836-7300.