Profile: East Tennessee Scale Works, Inc. specializes in scales, weighing systems & controls. Our product line includes checkweighers, aggregates, cameras, monitors, intercoms and printers. Our outdoor fixed housing is ballistic rated & equipped with 24 VAC heater. It is equipped with 7-gauge strength and durability and with fixed lenses. Our intercoms are connected with a vandal proof and weather resistant sub station designed for use with aiphone LAF-C, LEF, LEM, AP-M and MP-S systems. The LS-NVP/B is constructed of 11 gauge carbon steel with a white powder-coated finish. It can be flush mounted using a standard three gang electrical box or surface mounted with the SBX-NVP.