General Wire 4F Flood Guard Float Model, 4-Inch, Small, Plated Product Description Features: General Pipe Cleaners 4" Float Model Flood Guard . Flood-Guard operates like a check valve to seal off water back-up caused by overloaded sewers Water flows normally through the drain until the sewer begins to backup Then the Flood-Guard float rises to seal off the drain opening until the water recedes screwdriver and a couple of minutes are all you need to install a Flood-Guard Once in place, it can prevent property damage and a very messy clean-up job Gaskets are made of molded rubber, and all metal parts are plated or stainless steel. From the Manufacturer Flood-Guard operates like a check valve to seal off water back-up caused by overloaded sewers. Water flows normally through the drain until the sewer begins to back up. Then the Flood-Guard float rises to seal off the drain opening until the water recedes. Features The product is manufactured in China The product is highly durable and easy to use Easy installation and easy handling A screwdriver and a couple of minutes are all you need to install a Flood-Guard For extreme and/or extended pressure, we recommend our standpipe models Gaskets are made of molded rubber and all metal parts are plated or stainless steel A screwdriver and a couple of minutes are all you need to install a Flood-Guard For extreme and/or extended pressure, we recommend our standpipe models Gaskets are made of molded rubber and all metal parts are plated or stainless steel USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.