The professional hand sprayer Masner SPARO is for applying detergents and solutions of chemically active alkaline substances. The sprayer is characterized by high chemical resistance. solid construction and ease of use. Thanks to Viton® FPM seals, it is resistant to oils. fats. gasoline and other strong chemicals. The Viton® seal is a special elastomer made of fluororubber. This material is characterized by minimal resistance loss under the influence of heat. very high chemical resistance. non-flammability. low gas permeability. resistance to low pressure conditions. possibility of use in ozone environments. resistance to UV radiation and aromatic hydrocarbons. Not suitable for use with the following substances: hydrochloric acid. sodium hypochlorite. alkalis. viscous and thick liquids. liquids with a temperature above 40°C.