JOHNSON CONTROLS T-4506-217 Pneumatic Thermostat, Dual Temperature, Heating and
$369.99
Pneumatic Thermostat, Reverse Acting, 2 Pipe, Heating and Cooling, Dual Temperature, Control Air Pressure 3 to 15 psi, Air Connections 5/32 in Barb, Max. Air Pressure 25 psi, Max. Ambient Temp. 135 Degrees F, Mounting Style Horizontal, Height 2 3/32...