12mm 1/2 Inch Fuel Non-return One Way Check Valve Oil Petrol Diesel Aluminium Alloy

About this item Size Suits for 12mm (1/2″) ID hose Material Made of high quality professional grade aluminum alloy, firm and durable than plastic heads Feature Good stability, easy installation and replacement. Great for water pressure pumps and galley pumps which are not self-priming. Design Arrow marked on valve, showing fluid flow direction, prevent fuel from returning back to the tank and keeps it in the line. Widely Applications Suitable for fuel injection, water, diesel, petrol, oil and other fluid, widely used in marine, automotive, caravans/RV, and agriculture