The LVW quick drain valve complies to JIS standard for polyvinyl chloride piping (JIS K 6742).  Applicable fluids include deionized water, and various chemicals (see catalog for a complete list).  LVW's union connection makes piping easy.  The Cv factor is rated at 10 to 198, depending on the body and port size.  Series LVW is available with Rc 1/8 or NPT 1/8 pilot port thread.