System Sensor Weatherproof-Plate EngSpec

Architects and Engineering Specification Advance Weatherproof plate SpectrAlert Advance weatherproof plate for horns strobes and horn strobes shall mount to and 2x4x11 2 inch back boxes The weatherproof plate for speakers and speaker shall mount to 4x4x21 8 inch back boxes The weatherproof plate may be installed on concrete ceramic tile and masonry brick and must be used with System Sensor outdoor series and outdoor series replacement models R Outdoor SpectrAlert Advance shall operate between 40 and 151