Triangle Tube P3KITTH01 160° F Aquastat For Residential Indirect Water Heaters (Thermostat Kit) For Triangle Tube Models Phase III TR and HL Series TR20, TR30, TR36, TR45, TR60, TR80, TR100, TR120, HL20, HL30, HL36, HL45, HL60, TR-20, TR-30, TR-36, TR-45, TR-60, TR-80, TR-100, TR-120, HL-20, HL-30, HL-36, HL-45, HL-60
Smart Series Smart20, Smart30, Smart40, Smart50, Smart60, Smart 20, Smart 30, Smart 40, Smart 50, Smart 60