The Omnipure Q-Series Valved Head is one of the unique features of the Omnipure Twist-Tap System, which is comprised of this Valved Head and any Q-Series filter. This unique head automatically cuts off the water supply when the body is unscrewed, making changing your filter easy as a twist of the wrist.
Comes in 2 Connections Sizes:
1/4" Female Pipe Threads
3/8" Female Pipe Threads
Fits all Q-Series, Twist-Tap filters so you can mix and match to meet your filtration needs.