This Diall Brown Letterbox Draught Excluder is designed to keep your home warm and reduce energy bills by preventing draughts from entering through your letterbox. It measures 80mm in height and 342mm in width. Easy to install, this draught excluder is a practical addition to any home. Made from durable materials, it is built to last and withstand regular use. Keep your home cosy and save money on heating with this effective draught excluder.