SDC Quiet Duo Dual Latch Retraction/Dogging Kit for 36'-48' Von Duprin 22 Series Exit Devices | SDC-LR100VDK22 battery backup enclosure This is a replacement Belt

This is a replacement Belt (4L290)

Exterior Materials: Flexible PVC

Accessory Warranty: 2 years

LiftMaster 19-3025 is a Chain

Barrier with 24 V power supply for useful passage up to 19

SDC Quiet Duo Dual Latch Retraction/Dogging Kit for 36'-48' Von Duprin 22 Series Exit Devices | SDC-LR100VDK22 battery backup enclosure This is a replacement BeltSDC Quiet Duo Dual Latch Retraction Dogging Kit for 36Ft. 48Ft. Von Duprin 22 Series Exit Devices SDC LR100VDK22 The SDC (Security Door Controls) Quiet Duo Dual Latch Retraction Dogging Kit with the product details you provided (for 36ft. 48ft. Von Duprin 22 Series Exit Devices) LR100VDK22 is a specialized kit designed for Von Duprin 22 Series exit devices. It is used to enhance the functionality and control of exit devices on commercial doors,