This toilet check valve is a must-have accessory for any household that values clean and safe. The valve is easy to install and can be done by the user without the need for professional help. Made from ABS, copper materials, it is durable and reliable, and can be used for long time without damage. Features -Color:Golden -Material:ABS, copper -Size:2.90X1.90X1.90cm/1.14X0.75X0.75in -Screw thread: 1/2in - Built to last, with a durable and reliable design that can withstand regular use and provide benefits. - Easy to install and use, without the need for professional assistance or complicated instructions. - Made of reusable ABS, copper material, this check valve is durable and practical for use. - The check valve can be used to connect the water and the tube, toilet. Practical to use. - Check valve is suitable for home, restaurant, hotel, supermarket, shopping mall, company, etc. Package list: 6 x Check Valves