Warmseal Brush Threshold strip is perfect for installing on the bottom of doors to prevent cold air and draughts coming underneath. Can be used on doors near hard floors or carpet. Warmseal products can help your customers reduce heat loss by up to 35%, saving on energy bills. Easy to fit and remove if necessary. Easily cut to size if needed. Draught-proofing around windows and doors could save you around £30 a year*. Savings based on a typical gas-fuelled semi-detached property in England, Scotland or Wales. (Energy Savings Trust)