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Service life of fire-fighting hose

The validity period of fire hoses is 5 years. Even if the hose is not used during this period, it should be replaced after 5 years to ensure its performance and safety. For different materials of fire hoses, their service life also varies. rubber fire hoses is one year, PVC fire hoses are two years, and polyurethane fire hoses are two years. The preservation and maintenance of fire hoses are also very important. Avoid to touch with corrosive chemicals such as oils, acids, and alkalis, and avoid twists and turns to prevent a decrease in water pressure resistance. If any damaged small holes are found during use, they should be repaired immediately. Fire hoses should be regularly inspected and maintained, including visual inspection for damage, leakage, pressure testing, and whether interface connections are firm,Timely replace damaged components.