Bel-Art, H-B DURAC Hot Water/Refrigerant Line Liquid-In-Glass Angled Thermometer; 5 to 120C (40 to 260F), Steel Well, Organic Liquid Fill

For use in solar heating systems, residential and commercial boilers, swimming pool heaters or refrigeration equipment. External adjustment nut allows for simple thermometer recalibration. Choose from brass or steel well and straight or angle form. Includes 1/2” NPT threaded connection and contains red organic liquid against white back glass. Measures 50W x 125mmH (2 x 4.9).