【Applicable】 - The IBC flap valve is suitable for most standard IBC rainwater tanks in Germany and Europe. Suitable for 75mm thick thread single IBC containers. Premium Quality Butterfly Valve - The valve is made of high density polyethylene and assembled by injection molding, with new structure and appearance. 【Safe Hold】- The valve is used to control the outlet of the plastic container to prevent liquid splashing. combines the advantages of a sturdy flap valve with the advantages of the rotary union using the aluminum union nut. The flapper valve is placed straight and tight with a nut. Premium quality: It has the advantages of acid resistance, alkali resistance, corrosion resistance. corrosion, high mechanical strength, easy opening and so on, and can be used repeatedly to protect the environment. Most used in the chemical and acid process, in liquid containers, in containers, and in container control valves. 【Service】- We ensure that every customer feels. If you have any