Honeywell High and Low Limit Aquastat Controller

Honeywell High and Low Limit Aquastat Controller, 10 Degree High Limit Differential, 10-25 Degree Low Limit Differential, 1 1/2-4″ Insulation Depth, Horizontal Mounting, 130-240 Degree High Limit Operating Range, 110-220 Degree Low Limit Operating Range