Millimeter pump ideal ideal for cleaning basements in case of flooding or when water collects on concrete surfaces etc. The LSC series pumps the water to floor level - 1mm. The LSC1.4S "Millimeter pump" can pump down to floor level. Even the smallest puddles can be pumped dry. Ideal for complete emptying of flat surfaces where a sump is not available: for cleaning tasks, basements, parking lots, garages, roads, swimming pools, etc. The model has a non-return valve that prevents backflow when the pump stops. The LSCE is an automatic pump with an innovative electrode, type relay unit mounted on the pump.