ZDB – Bottom Mount Rectangular Spring Return Zone Damper


Model: ZDB (bottom mount)

  • 2-wire, 24V power close spring return zone damper
  • Can be reversed in the field to spring close/ power open (model: ZDBC)
  • Motor: MSS

ZDB Operation & Installation Sheet

Converting to Spring Close / Power Open

Sizes: 8×8 to 36×36 (custom sizes available and will ship 4 days after receipt of order)

Order as: ZDBhhww (motor on second dimension)

* For dampers larger than 24×16 we recommend using the MDM or MP12M motor
* For dampers larger than 24×24 we recommend using the MDM motor