Maxitrol - R400S-1/2 referenced Balanced Valve Design Gas Regulator product produced by high technology. R400S-1/2 became irreplaceable of foundations. R400S-1/2 referenced product which is satisfy the customer's needs, offers advantages of quality and cost. You can find the most competitive prices about endustriel accessories in our company. R400S-1/2 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.