Spartan Glass Filled Nylon Solenoid Valve, 2 Way 2 Position Valve Design, Normally Closed 3827 E80 AA87B Nominal Size 42" X 1.25" Dilution rate can be easily Dilution rate can be easily adjusted and units can be joined together in any combination of 1 and 4 button units for custom dispensing solutions Unit remains in operation until spray head assembly is returned to storage position Features a rugged nylon composite body that resists corrosion and is suitable for a wide variety of media including liquids and gases The innovative orifice basket design lets you easily change the orifice diameter to meet your flow requirements