Resideo AM100C1070 UPEX1LF Valve 324846 701 The heavy duty clear acrylic cover The heavy duty clear acrylic cover allows for immediate inspection of your Honeywell Home thermostat or other large scale controls without compromising security cross reference your unit's serial and model number with the OEM part catalog before installation this ASSE 1017 certified valve ensures long term reliability in varying water conditions This Resideo Honeywell Home component is the industry standard for meeting code requirements in residential and light commercial plumbing retrofits where scald protection and flow consistency are non negotiable