Best Seller | DWYER INSTRUMENTS SFI-300-1-1/2 Double Sight Flow Indicator,Brnz,1-1/2In Window Sight Flow Indicator with Impeller, Indicator Type Rotor, Body Material Bronze, Connection Size 1 1/2 in, Connection Type FNPT, Operating Pressure - Maximum 125 psig, Sight Material Tempered Glass, Sight Diameter 2.9 in, Number of Windows 2,... ... more DWYER INSTRUMENTS SFI-300-1-1/2 Double Sight Flow Indicator,Brnz,1-1/2In Window Sight Flow Indicator with Impeller, Indicator Type Rotor, Body Material Bronze, Connection Size 1 1/2 in, Connection Type FNPT, Operating Pressure - Maximum 125 psig, Sight Material Tempered Glass, Sight Diameter 2.9 in, Number of Windows 2,... | | $580.99 go to store |