Where to use Quarter Turn Concealed Valve? Sankar Krishna September 18, 2019 19:25 Updated Follow When water head / pressures are low, it is recommended to use a quarter turn mechanism for better flow control. Related articles Where to use Full turn Concealed Valve? Welcome to our Announcement Center! Contact Us In Which Direction Valve should be used? Can I use internal toilet low noise SWR and vertical line normal SWR? Comments 0 comments Please sign in to leave a comment.