Watts 174A 075 FS 1 Part of the 174A Series detectable warning mat finder Specifications Air Valve No Brand Specifications Air Valve No Brand Watts Buy American Act Compliant NO Case Finish Chrome Case Material Steel Dial Size 3 IN EAN 098268589429 Entry Style Bottom Inlet Connection Size 1 2 IN Inlet Connection Type Male Threaded Lead Free YES Manual Shutoff No Maximum Operating Temperature Fahrenheit 248 Minimum Temperature Fahrenheit 32 Part Number 0121679 Pressure Scale Does Not Apply To Product Sensing Element Yes Sensing Fluid No Series LFTBR Stem Shaft Material Brass Temperature Range 32 to 248 degrees F Thermostat Probe Length 2 IN Thermowell Yes VR Retaining Valve No Window Material Kostil Polymer UPC 098268589429 ready to ship format Non mechanical seat to disc alignment Requires purchase of activation kit to activate sensor