Compensator Above Ground 9" Inch Swimming Pool Winter Skimmer Guard For Skimmer

Did the old compensator that you used ever crack the skimmer due to ice?

How tall is the gizmo compensator extension

North alabama area, we do get freezing temps. Will this work for 30ft above ground salt pool as long as I use air pillows and dont drain down water?

Do I still need a air pillow if I use this without draining water down