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Flow sensitive unloader valve, assure the functions of safety, pressure adjust and by-pass with trigger gun closed, keeping at low pressure (slightly above feeding) the entire circuit. Inclusive features of safety valve and easy start. New design scratches, dirt, wear and heat cannot damage the new stainless steel plus ceramic piston. Double spring system for return in by-pass mode, which increases extremely the reliability of the valve and the versatility of operating under different working conditions. Increased operating life. Sturdy and robust construction. The valve works even with impure water. Works without problems with hot water.
September 2006
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