A windshield washer hose check valve for the Citroën 2CV is an essential component that prevents fluid backflow in the system. This valve ensures that washer fluid remains pressurized and readily available, effectively cleaning the windshield. It is specifically designed for use in the iconic Citroën 2CV and is easy to install. This small but crucial part contributes to driver safety and visibility during adverse weather conditions. It is a durable and reliable solution for maintaining the washer system of your classic vehicle.