Hawe - WG 3-22 R-WG 230 referenced DIRECTIONAL SEAT VALVE product produced by high technology. WG 3-22 R-WG 230 became irreplaceable of foundations. WG 3-22 R-WG 230 referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. WG 3-22 R-WG 230 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.