13 Ago Dwyer 475-2-FM Digital Manometer (0 to 40.00″w.c.)
Model:475-2-FM | Order No:475-2-FM. Agency Approvals CE, FM approved to CLASS 1, DIV. ±1.5% F.S., from 32 to 60°F and 78 to 104°F (0 to 15.6°C and 25.6 to 40°C). Accuracy ±0.5% F.S., 60 to 78°F (15.6 to 25.6°C)....