Von Duprin 9947EO-F-LBR Exit Only Fire Concealed Vertical Rod Device (Less Bottom Rod)

• Device Function: Device ships EO Exit Only
• Top - 338 – Unfinished
• Fasteners & Includes 1-3/4" (19mm) – 2-1/4" (57mm) Wood & Metal Doors
• Sex Bolts (SNB) Optional SNB available for device
• Latch Bolt Deadlocking Top & Bottom Bolt, 5/8" (16mm) throw
• Device Centerline from 39-5/8" (1006 mm) Standard, Adjustable from 35-5/8" (905mm)
• Center Case Dimensions 8" x 2-3/4" x 2-3/8" (203mm x 70mm x 60mm)
• Mechanism Case Dimensions 2-1/4" x 2-1/4" (57mm x 57mm)
• Top Latch Case 4-1/2" x 2-1/8" x 1-1/2" (114mm x 54mm x 38mm)
• Round 2 piece adjustable rods
• Top rod adjustable from 6’8" (2027mm) to 8’4"(2533mm)
• Projection Pushbar Neutral – 3-13/16" (97 mm)
• Pushbar Depressed – 3-1/16" (78 mm)
• Finishes: Chromium, Polished US26 625, Anodized, Aluminum US28 628, Chromium, Dull US26D 626, Brass, Polished US3 605, and Anodized Duranodic (Dark Bronze) 313AN 710

Less Bottom Rod – LBR

• LBR option is available, using a spring loaded auxiliary latch bolt installed in the lower door edge. When exposed to heat the auxiliary latch bolt releases, keeping the doors in alignment and closed during a fire. UL listed 3 hours on hollow metal doors double egress, 90 minute swinging same direction, and 20 minutes wood doors (consult wood door manufacturer). Fits door stiles as narrow as 3⁵₈".
• LBR devices must be ordered in pairs or must be used in conjunction with an approved automatic or constant latching flush bolt.