This Is The Bottom Elbow Assembly For A Hayward S-244S Sand Filter This Is The Newer Version Used On Filters Made 1996 And Later S-220EB2 Is Molded Into The Elbow Part The Face Of The Assembly Where The Bulkhead Fitting Screws In. It has a Flat Front with Ridges. Length: 12-1/4" (From Back Of Elbow To Front Where Fitting Screws In) Height: 4-3/4" (Total)