Description: If Central Heating or Irrigation Sprinkler System does not work Exact may lead to a solenoid valve.Repairs broken valves This 24V DC replacement is suitable for use Pipeline in water, air, gas and low viscosity non-corrosive fluids Applications Features: This solenoid valve is designed to be installed horizontally indoors in a dry environment.For outdoor use, the coil should be well protected from water. If intermittent short time work is better, it is better to have a single continuous power on time less than 30 minutes.