ARI - 23.470 DN40 PN25 referenced product produced by high technology. 23.470 DN40 PN25 became irreplaceable of foundations. 23.470 DN40 PN25 referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. 23.470 DN40 PN25 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.