This is a female adaptor for LLDPE tubing, with a 3/8" BSP x 3/8" push-fit connection. It features a gray acetal copolymer construction and is WRAS approved, NSF Certified 51 & 61, making it suitable for potable liquids. The working pressure and temperature ranges are as follows: Air at -20°C up to 16 Bar, potable liquids and air from +1°C up to 16 Bar, and at +20°C up to 16 Bar, and at +65°C up to 10 Bar.