Profile: Weiss Instruments manufactures temperature and pressure instruments & controls. Our product categories are plumbing, cooling & heating, air conditioning & refrigeration and industrial/process. Some of our products are industrial pressure gauges, industrial glass thermometers, process pressure gauges, infrared & LED thermometers, and digital transmitters. Our 088 series gauges are suitable for use on boilers, compressors, pumps and any industrial applications that require a heavy duty internal gauge. Our Vari-Angle® self-indicating temperature transmitter is light powered. It allows local reading and remote transmitting for HVAC systems & building automation.