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? Contact Us In Which Direction Valve should be used? Can I use internal toilet low noise SWR and vertical line normal SWR? Welcome to our Announcement Center! Comments 0 comments Please sign in to leave a comment.