Marks USA - Series 9215AC - Ornamental Iron Mortise Lockset - Single Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LHR Triton 8 VDC (adjustable by trimpot

8 VDC (adjustable by trimpot

Installation: Downloads

UL Meets UL 3 hour fire rating for all functions Warranty Lifetime Mechanical

Center Case Dimensions 8-3/8" (213mm) x 2-5/8" (67mm) Voltage 24 VDC Fire Rated  Optional UL Fire rated for 3 Hours Certifications ANSI A156

5 W Construction Casing Metal Dimensions 122

Marks USA - Series 9215AC - Ornamental Iron Mortise Lockset - Single Cylinder - Backset: 2-1/2" - Entrance - Bright Brass - LHR Triton 8 VDC (adjustable by trimpotMarks USA has been a primary manufacturer of Ornamental Iron Storm Door locks for many years. During that time, many innovative improvements were developed to increase the reliability and ease of installation. Innovations includes the "Uni Lock" model with single screw assembly, elimination of threaded swivel spindles in favor of the more secure thru bolted design, helper springs in lever rose sets, and steel hubs for greater endurance.