DMCFMB: Master Retrofit Mounting Frame (Black)

The Nortek Security & Control Family of Brands

The Model DMCFMB Master Retrofit Mounting Frame (Black) is used in retrofit intercom installations when replacing a master only system with a DMC3-4B Music/Communication Retrofit System Master or a DMC1B Music/Communication System Master in a 6-wire retrofit installation.

The frame is also available in white (DMCFM) and almond (DMCFMA) colors.


  • Black frame color
  • Designed to fit DMC3-4B or DMC1B master when replacing a master only system
  • Available in white, almond, and black

WARNING: This product can expose you to chemicals including 1,3-Butadiene, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to