Used 0.5 Square Meter Guedu portable pressure Nutsche type filter, 316 stainless steel. Approximate 21" diameter x 16" straight side. Dish top, dish bolt-on bottom. Internal rated 6 bar (87 psi). Stainless steel 1/2 pipe coil jacket rated 3 bar (43 psi). Manual bottom head lowering. Mounted on 3 stainless steel legs with casters. Built 1986.