An article on how to balance your keg line lengths to prevent foaming:
http://www.beersmith.com/blog/2011/07/14/keg-line-length-balancing-the-science-of-draft-beer/
Cheers,
Brad
http://www.beersmith.com/blog/2011/07/14/keg-line-length-balancing-the-science-of-draft-beer/
Cheers,
Brad