The 3574 Passage Latch is a robust mortise lock designed for commercial and industrial use. Engineered from high-quality materials, it is built to endure heavy traffic and usage. This latch is available in two configurations: a plain latch operated by levers, which does not offer a locking function, and a latch deadlatch that can be locked from the outside with a key or from the inside with a key or turnknob. Additionally, the latch is fire-rated for up to 4 hours, ensuring enhanced safety in emergency situations.
Features and Benefits
- Heavy-duty design suitable for commercial and industrial applications
- Constructed from high-quality materials for durability
- Available with either a plain latch or a latch deadlatch
- Plain latch operates by levers and does not lock, providing ease of access
- Latch deadlatch can be locked from the outside or inside, enhancing security
- Fire-rated for 4 hours, meeting safety standards
- S3 Security & D3 Durability rating (AS4145.2-1993) for reliability
- 25-year manufacturer’s warranty for peace of mind
Specifications
- Product dimensions: Height 175mm, Depth 88mm, Thickness 19mm
- Material: Zinc Alloy
- Finish: Satin Chrome (SC)
- Lock backset: 60mm
- Includes fixing screws: Yes
- Bolt/latch material: Stainless Steel
- Fire tested: Yes, fire-rated to 4 hours
- SCEC rating: No
- Warranty: 25 Years
- Includes cylinder: No
- Includes strike plate: Yes
- Handing: Reversible
- Spindle size: 7.6mm
- Bolt throw: 15mm
- Lockable: No (for lockable primary use, specify LW3572SC)
- Deadlatching: No
- Anti-lockout/kick-off feature: No
- Rebated door compatibility: Yes
- Minimum door thickness: 32mm
