Tandefio 4 Pcs 1/4'' 5/16'' 3/8'' 1/2'' Fuel Non Return Inline One Way Check Valve for Fuel Line Oil Petrol Diesel Gasoline Water Aluminium Alloy Silver, 6 mm 8 mm 10 mm 12 mm - CLO-Tandefio-271

• Variable Sizes for Multiple Needs: our one way fuel check valve comes in a package of 4 valves with varying sizes, 1/4'', 5/16'', 3/8'', 1/2'', catering to a myriad of your needs. This multi size pack ensures you can find the ideal fit for your machine without much hassle Ideal Working Pressure and Temperature: this 3/8 check valve is not only built to withstand high pressure conditions of about 2.9-87 psi (0.2-6 bar) but also operates efficiently across a high opening pressure temperature of around -30 degrees Celsius- 130 degrees Celsius, making it suitable for various operational vacuum system environments Quality Material Ensures Durability: the one way valve is made from a quality aluminum alloy with an anodized surface, ensuring its corrosion resistance and extending its service life, its robust nature ensures it can withstand high working pressure, making it suitable for various fluids One Way Check Valve Design and Non Return Function: designed with a one way check valve, this diesel fuel check valve ensures fluid flows only in one direction, delivering unparalleled efficiency. The non return function adds another layer of control to your fluid system management Easy Installation and Replacement: the one way check valve offers the convenience of easy installation and replacement, making it a hassle free addition to your machine. Its quality threading allows for tight sealing and smooth operation. You can connect the fuel line according to the little arrow on the valve, also can use some hose clamps which can make sure the pipes don't drop off