Video of Valtek Packing Subassembly

The Mark One, from the Flowserve brand Valtek, is a globe valve intended for flow control of liquids or gases across a wide range of applications. The valve design provides high positioning accuracy, repeatability and tight shutoff. A wealth of special design and construction features make the Mark One a serious contender for almost any fluid control operation.

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Instrument Specialties Inc. (ISI), is a long-standing premier manufacturers' representative and distributor, providing top quality principals comprehensive market coverage with sales, service and support. Headquartered in Central Florida, sales and service activities extend throughout Florida & Georgia. ISI has been in the business of helping customers improve and implement their processes and applications for over 25 years. A professional agency with a focused, creative, and aggressive staff, ISI takes a long term relationship approach to business. We have built our reputation by representing only the highest quality products, while utilizing our experience to find the best engineered solutions, and delivering results to help our customers reach their objectives.