Features: Adjustable range stops - easy to understand and set by utilizing a push-in lever. They are used to bleed air into the zones which helps lower pressure and reduce noiseMechanical position indicator - easy viewing through a clear windowPush-in terminals - the same easy wiring design used on TrueZONE PanelsNo tools needed, has space for two wiresLED indicator lights - red indicates the damper is closed and green indicates open (used in 3-wire applications)Taping flange - lets you position insulation under it before sealing with foil tapeReplaces M847D1012


