SPAL - 001-B53-03S 3-ST referenced centrifugal blower product produced by high technology. 001-B53-03S 3-ST became irreplaceable of foundations. 001-B53-03S 3-ST referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. 001-B53-03S 3-ST referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.