Unique in the industry, the Performance Plus L&M Valve knife gate and slide gate products offer superior shut-off, full port and positive seal packing.  The M145 is a 150 psi CWP design while the standard M345 is 300 psi CWP design and it is available as high as 900 psi design! Both provide unequaled performance in a variety of applications.  Available liners include Polypropylene, UHMW, Teflon® and others.

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