Reotemp’s Model PLS Plastic Chemical Seals provide complete isolation of pressure measurement instruments such as dial pressure gauges, pressure transmitters, and switches from a wide variety of corrosive or ultra pure process fluids. Also know as a Gauge Guard or a Gauge Isolator, the Model PLS features all non-metallic wetted components, offering a robust, durable, and economical solution to pressure measurement applications in Wasterwater, Water Treatment, Chemical Processing, Deslination, and other applications where plastic piping is traditionally used.