DESPATCHED FROM UK SAME DAY IF ORDERED BY MIDDAY MONDAY to FRIDAY;Installed at the end of 110mm sanitary sewage pipes leading storm water to ditches or rivers;;Prevents against rodents entering building interiors through the sewage and other sanitary systems;;Secure the lower floors against flooding caused by back flow of storm water and sewage;;High quality PVC Plastic and stainless steel ending, sun light/high temperature resistance

• 110mm Drainage Flap Valve

110mm Drainage Flap ValveKarmat