Product Description
Square Surface Back Box Red. Consisting of red-coated finish and part of the Siemens Series of Fire-Alarm Signaling Devices, Model SHBBS-R is a square surface back box used with Siemens Model AH, AS, NH, and ST-series appliances. Each , Model SHBBS-R back box measures 5.0 inches (12.7 cm) [H] by 5.0 inches (12.7 cm) [W] by 1.6 inches (4.1 cm) [D].
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