CLA-VAL VALVES AND AUTHORIZED CLA-VAL FIELD SERVICE PROVIDER
NY, NJ, CT, RI, Long Island, New York City and New England.
A selection of Harper International Articles completed by “Valvologists” between 1974 and 2011. Below is a list of articles written on Valve Applications for Water, Wastewater, Booster Pumping Stations and Vacuum Priming Systems.
These articles are for customer/client Information and reference. Have questions? Please contact a former owner of Harper International: Fred Haines at Harper Haines Fluid Control, Inc. 203.693.3740.
Active Pressure Management
Reduce Water Pressure to Save Water and Energy Without Compromising Fire Flow
The SWL is available in Outside Lever/Weight, Lever/Spring, Air Cushion, and Oil Control configurations. The SWL swing check valve is intended for all swing check applications up to and including a 250 psi operating pressure.#iron #pressure #oil #spring #air #control #swing #psi
The Ludlow-Rensselaer revolving disc gate valve has low maintenance and great performance making it the most desirable metal seated gate valve in the industry. Here is a closer look at the bronze discs that go into the 6" gate valves. #valves #metal #industry #performance #disc