Slurry Air Release Valves The EZI‐Vac valves are designed for many applications, including slurry and water. The large port design prevents clogging while the HI‐WEAR seal and float design offer a large sealing area. Options include: An Anti Surge Floats, light weight floats, non lining, rubber and urethane lining, Bird Screens, Carbon Steel, 316ss and more, 2” to 16”, ANSI 150 to 600. Common uses ‐ Slurry Pipe Lines, Deep Well Pumping, Waterlines, Sewage, High Pressure Pipe Lines, Pipeline with Scale, Corrosive pipelines, tank filling and draining..