Door viewers are constructed of solid brass and designed for doors ranging in thickness from 1-3/8" to 2-1/4". For installation purposes, the viewers require a 1/2" bore hole. DV85 and DV42
have an outer diameter of 5/8" with a fitted plastic len. DV57
is UL Rated with a 20 minute fire rating. Fitted with a glass lens and an outer diameter of 1".
Please see individual spec sheets below. Minimum order of 3 each.