Product Description DynaSkim skimmers have been updated to match the needs of today's above ground pools, while delivering proven performance on existing pools. Hayward automatic skimmers have been an industry standard for more than 30 years. Heavy duty UV resistant construction Large debris collection basket Top and front basket access One piece body construction Snap-in and removable weir Model Front/Top Access Low Profile Hydrosweep Recirculation Pkg. Pipe Size SP1089 ” - 1 1 1/2" FPT SP1091LX ” ” 2 1 1/2" FPT SP1091WM ” Wide-Mouth 2 1 1/2" FPT SP1092 Front Only ” - 1 1/2" FPT SP1094WF ” - 3 1 1/2" FPT From the Manufacturer Hayward automatic skimmers have been an industry standard for more than 30 years. The Dyna-Skim skimmers have been redesigned to match the needs of today’s above ground pools, while remaining applicable for use on existing pool models.