Use with cylindrical locksets, mortise locks without dead bolts and mortise exit devices. For new or replacement installations in wood or metal jambs. 1-3/8 shallow backset allows the 4100 to be used in 2 fire rated frames with 1/2 sheetrock ingress. Included the 4 most used faceplates to make specifying and installing easy.
- BHMA - Grade 1
- Strong: Exceeds 3,250 lbs. of Holding Force
- Durable: Exceeds 1,000,000 Life Cycles
- Patent Pending # US20110241361
- Cutout Specification A115.1 (with Slight Jamb Modification)
- Fail-secure - Standard action, Unlocks with power
- Patented
Covers 90%+ of Cylindrical & Mortise Lock configurations (without deadbolt), plus faceplates can be kept & used to help accomodate for door sag.