Heat and conditioned air loss around your doors is costing you more money than you might think. One of the quickest and easiest ways to reduce energy waste is to seal air leaks by using weatherstripping. Weatherstripping will stand temperatures between -40 and 50 degrees Celsius. This snake shaped door bottom is perfect for a quick and simple insulation of an inside and outside door, or the bottom of a window. Easily glides on carpet or any floor (wood, tile, etc.). A rope loop allow to hang the door bottom.