Armstrong - CBV050VTCR 1 1/4" referenced BALANCING VALVE product produced by high technology. CBV050VTCR 1 1/4" became irreplaceable of foundations. CBV050VTCR 1 1/4" referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. CBV050VTCR 1 1/4" referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.