L4081A1023 Honeywell AQUAThermostat

THE HONEYWELL L4081A1023 DUAL AQUAThermostat. HI LIMIT 130-240F 10F FIXED DIFF LO LIMIT 110-220F 10-25 ADJ DIFF 3/4″ NPT 1-1/2″ INSUL 3/4″ SPUD.