Your letterbox is leaking cold air, but fixing it doesn’t mean your postie has to suffer. From simple felt flaps costing pennies to brush-style excluders under £5, these five fixes range from five-minute scissors jobs to a leisurely afternoon project with a screwdriver.
Installing a basic brush strip to block drafts uncovered a surprising truth: my home had been hosting an endless parade of spiders, insects, and debris. This five-minute fix does double duty, sealing out cold air while dramatically reducing unwanted visitors—and the results were visible within two weeks.
A self-adhesive foam draught excluder strip costing just £3 can transform a cold, draughty door in under ten minutes. Most people overlook this simple fix, assuming their problem requires expensive solutions. The secret lies in identifying where the cold actually enters—often not where you’d expect.
