Columbia Valve & Fitting (CVF) is a Maryland, Virginia and Washington DC high purity and industrial distributor. Founded in 1994, by Michael E. McGarvey, CVF has a reputation of quality products and exceptional service. Columbia Valve & Fitting specializes in seals , O-Rings, valves, fittings, , tubing, regulators and other flow control components. All which service the semiconductor, instrumentation, biotechnology, aerospace and OEM markets. We maintain extensive inventory for our existing customer base as well as provisional inventory for general user business. We now offer quality and price competitive machining services. We specialize in plastics (Teflon, Vespel, PFA, Delrin etc), metal (Stainless Steel, Aluminum etc) and Ceramic. At Columbia Valve & Fitting, we strive to service our customers using proving technology, implemented on a timely basis in a cost effective way. These values and our customers are the corner stones of our success.