PVC dark blue octagonal ball valve butterfly handle with threaded connection. We strictly select the production materials in the process of producing ball valves. Therefore, the ball valves we produce have very strong anti-corrosion and pressure resistance. You can choose our products in the direction, and we can provide free samples to you for quality inspection of the products. Hongke Valve, I hope you can send us an inquiry, we are very happy to communicate with you more about the product details.