This Heavy Duty line pressure sprayer is fitted with VITON (fluorocarbon rubber) and it is ideal with oils and mineral fats silicone based, animal and vegetable oils, aliphatic hydrocarbons, aromatic hydrocarbons, very good resistance to weather, ozone, oxygen and sunlight. VITON seals ensure higher compatibility with many chemical solutions and can be used in accurate cleaning operations with disinfectant and/or degreaser products, or in metal-cleaning operations. The sprayer is fitted with a patented device that blocks the lever in a continuous spray position.