Product Overview
Corbin Russwin CR90_ steel removable mullions are for use with rim devices on double door openings
Used to install two Rim Exit Devices in a double door opening. May be quickly and easily removed when a full double door opening is temporarily required.
- CR972 for use with non-fire-rated devices (panic rated)
- CR972A for use with fire-rated exit devices (3-hour fire-rated)
- 2" x 3" with malleable iron top and bottom retainers
- Furnished with zinc-plated fasteners for metal frames and concrete floors.
- May be cut, drilled, and tapped in the field for Rim Exit Devices
- Mullions may be cut on the job for doors under stock lengths
- Mullion and retainers are prime coat red paint
Oversize fee applies

| Brand | |
|---|---|
| Length |
7'2" |
| Finish |
Prime Coat |
| Part Type |
Mullion |
| Fire-Rating |
CR907/CR908 Non-Rated - CR907A/CR908A 3-Hour Fire-Rated |
| Buy American Act Compliance |
Meets Buy American Act - Made in USA |
Corbin Russwin CR972(A) Steel Removable Mullion for ED5000 Series Rim Exit Devices