Front Door/Patio Door Flood Control Barrier, Flood Protection Barrier Aluminum Baffle, Reusable Detachable Water Barrier Shield, for Garage/Basement/Front Door/Driveway◆ Features:- Sealing rubber strips for good waterproof.- Reflective warning strips can avoid collision.- Very easy quick to assemble and disassemble.- It saves many manpower resources compared.- It can effectively prevent the flood from entering.Specifications:Product Name: Flood Protection BaffleProduct Material: Aluminum AlloyLength: CustomizableBaffle Thickness: 4cm/1.5inSingle Flood protection baffle Height: 20cm (7.9in)Column Length: 9cm/3.5inPost Width: 6cm/2.4in.Installation:1. Built-in measurement methodInstall on the inside of the wall2. External measurement methodMounted on the outside of the wall3. Combined installation inside and outside the wall● Accessories:1 x Flood Prevention Barrier Door● Note:1. Make sure the wall and floor are level for installation.