Polyvinylidene fluroride (PVDF) has good wear resistance and excellent chemical resistance, but does not perform well at elevated temperatures. There are many types of plastic valves. Ball valves ...
Description: Hayward NVA Series 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 ...
It's important to orient the valve in the right direction with the arrow (cast into the side of the valve) aligned with flow direction. That way, water flows against ... the valve to fail over time.
Planet or Plastic? is National Geographic’s multiyear effort to raise awareness about the global plastic trash crisis. Come to this page often to learn more, and find out what you can do to ...