Master Lock 3-1-4in Wide Set Your Own Combination Wall Lock Box 5401D Installed on the 3/4-inch main

Installed on the 3/4-inch main water line at the point of entry

Midway Size

helping you instantly locate water leaks and determine when it is safe to paint

6 7/8 inch high housing appropriate for new construction and 2 x 8 inch ceiling joists

Roll widths include 24-inch

Master Lock 3-1-4in Wide Set Your Own Combination Wall Lock Box 5401D Installed on the 3/4-inch mainThe Master Lock No. 5401D Wall Mount Lock Box features a 3 1 4in (83mm) wide metal body for durability. The wall mount design offers permanent installation. Set your own 4 digit combination for keyless convenience and increased security. The shutter door protects combination dials from weather, dirt and grime; and molded body and vinyl coated shackle prevent scratching. The Limited Lifetime Warranty provides peace of mind from a brand you can trust.