The 410/412 Series large-diameter, resilient-seated butterfly valves from Ultraflo offer features such as a bi-directional, bubble-tight, shut-off pressure rating of 150 psi, high Cv ratings, full isolation of body parts from line media, heavy-duty construction and long service life. The 410 model, with a wafer-style body, is available in sizes from 24 in. to 36 in. The 412 model, with a double-flanged style body, is available in sizes from 24 in. to 48 in.