Plastic Needle Valves
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1/4", 3/8" and 1/2", PVC & PPL
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 Hayward
Needle Valves are used for accurate metering of fluids. Turning
the thumbwheel moves a tapered piston into the PTFE seat to
control the flow down to a few drops per minute. Precision
molded. fine pitched stem threads permit this very fine metering
flow control.
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