In-Line Water Filters descriptions： We use high-quality raw materials, all materials are very suitable for the product, please rest assured to buy. Water Purifier Reverse Osmosis Tee Inlet Ball Valve Set. Features: 1/2" BSP Female Usually to Your Male Water Pipe from the Wall. 1/2" BSP Male Usually for Your Tap Hose. 1/4" Compression Fitting for 1/4"(6mm) Tubing. They Usually Use for Water Filtration System or RO Reverse Osmosis System. And Inlet Ball Valve to Connect Your 1/2" Male Thread Piping (usually off the Wall) to the 1/4" (6mm) Tubing for Water Filter System or RO System and to Your Kitchen Tap Hose. The 2-point Ball Valve Can Be Diversified and Combined, Whether It is Combined into a Water Inlet Tee Set or a Combination into a Pressure Barrel Ball Valve. It is Flexible and Convenient. Tee Inlet Ball Valve Set Only, Other Accessories Demo in the Picture is Not Included Specification: Material: Chroming Copper & Plastic Dimensions: 1/2" BSP Female: Internal Thread Diameter: 19.5mm/0.77inch 1/2" BSP Male: External Thread Diameter: 20mm/0.79inch Package Includes: 1 Set Tee Inlet Ball Valve . Products number : SOMONO100892