Caleffi AutoFill™ 574151A Pre-Adjustable Combo Automatic Filling Valve, 3/4 in

Caleffi AutoFill™ Combo Automatic Filling Valve, Pre-Adjustable, Series 574, 3/4 in Nominal Size, FNPT, 140 psi, 140 deg F, Media: Water, Brass Body, NBR Diaphragm/Seal, 18-3/8 in L