Optimum Pools 77499 12' Skimmer Panel with 72-1/4" Skim & Return for IG poolThe 12ft skimmer panel is compatiable with the following pool sizes: 12' round, 14'x23' freeform, 15'x28' freeform. This skimmer panel can replace a standard 12ft wall panel to add an additional skimmer and return to the pool. This 12ft skimmer panel can replace a 12ft above ground skimmer panel. Specific SP1084 adaptor plates (#77518 & #77519) are required to mount an SP1084 skimmer to the in-ground skimmer panel.