Simplex 4905 Adapter Rings Installation

Simplex Adapter Rings 4905 Adapter Rings are intended use with existing outlet boxes when square 4901 4902 and 4903 notification appliances speaker and or speaker with visible component Use the table and illustration below to the 4905 Adapter Rings BE HORN SPEAKER W VISIBLE BE W VISIBLE RING 4 INCH CM SQUARE BOX W VISIBLE 2 USE TABLE ABOVE TO SELECT APPROP RING USE LONGER SCREWS SUPPLIED WITH RING RING NOTE 1 SPEAKER 2 3 94