The easiest, most effective way to winterize above ground and inground pool skimmers. SkimPlug™ fits like a cork-in a bottle, directly into the skimmer faceplate to protect from freezing. No need to drain water, No tools required, no need to change faceplate. Simply push SkimPlug™ into skimmer opening to seal off skimmer, making it water tight for winterizing or servicing your skimmer. Models are available for specific skimmers, as not all skimmers share the same dimensions. Please refer to model sizing chart at www.skimmerplug.com to select the correct SkimPlug™ to fit your skimmer.