The CRL Standard Door Viewer allows a 160 degree field view of the outside. All Viewers are made from solid brass housing with a plastic lens which will fit a 1-3/8" to 2-1/8" (34.9 to 54 mm) thick wood or metal door. UL Listed Viewers have glass lenses, while non-UL Listed Viewers have a plastic lens. Viewers are easy-to-install by drilling a 1/2" (13 mm) diameter hole through door. One viewer per package.
Allows a 160 Degree View | Easy Installation | 1-3/8" Minimum to 2-1/8" Maximum (34.9 to 54 mm)Door Thickness
