Bent valve and thus it does not close properly. Other size as specified. Water height about 50cm, overall height 70 cm For this he is 10 cm wide. Would be useful if the seller would know their products, then it would also be feasible to describe the correct dimensions.
Update 24.05 Valve closes now no longer at that is in the valve flap lying broken my husband leut. We now have masked the valve, which, of course not 100% goes and can now pump up every 30 minutes to air ring again