Vacuum pump no chemicals no dirt no electricity very easy to use very powerful moves water up to 40 m horizontally and up to 9 m vertically equally suited for baths showers wash hand basin and toilets guaranteed optimal overflow cleaning in wash hand basins ideal for use also as a transfer pump and as a bilge pump on boats overflow seal reliably seals off the overflow on your wash hand basin and thus ensures optimum cleaning process universal size suitable for all current overfl