Diversey Suma Glass Protect L44 glass cleaner 5L is a specially developed product for glass washing machines that prevents glass corrosion and maintains long-term clarity. The formula reduces the aggressive effects of water, temperature and chemicals on glass and helps prevent white haze and dull deposits. This makes glasses last longer and keep looking like new, even after many wash cycles. Suma Glass Protect L44 is suitable for bars, restaurants and hotels with high standards for glass presentation.