PrimeFaces Slider is enhanced with Range support for the upcoming 3.5 release. Actual credits goes to jQuery UI Slider providing this feature under the hood, we have just completed all the wiring with JSF 
Check out PrimeFaces Labs for a live demo!
cool. This component was missing.
Since you have decided to implement a range slide, you might consider making it even better with labels under it… like the one by filamentgroup , take a look at those links / jsfiddle http://stackoverflow.com/a/12156722/617373