Due to its large suction opening, the Drain 12000 Comfort also pumps contaminated water with particles up to 30 mm in suspension, effortlessly and smoothly. - A maintenance free motor, specially treated motor shaft made from Inox stainless steel and the fibreglass reinforced polypropylene housing are features which guarantee a long service life in the AL? KO Drain 12000 Comfort water pump. - AL-KO wastewater pumps are equipped complete with a freely swiveling 90° angle connection to prevent unwanted kinking of the pump hose. - The included combination adapter is suitable for different hose sizes. - The Drain 12000 Comfort model pumps up to 12,000 litres per hour with a maximum head of 10 metres, regardless of whether clean or dirty water is involved.