Product Details: The Bendix PP-DC Series 3/8" PTC Supply Port Push/Pull Style Dash Valve is the perfect solution for your air brake system. This valve is designed to automatically move from the applied position to the exhaust position when the total system pressure drops below 20 to 30 psi. It is made of noncorrosive non-metallic material to ensure it lasts longer in service. The valve also comes with a cover that’s available in two mounting variations, a standard mounting and a low-profile mounting. With its reliable performance and easy installation, this valve is the perfect choice for your air brake system. FleetPride is your First Click in Heavy Duty®.