How to Draught Proof a Letterbox – DIY Guide
Draught proof a letterbox in under an hour — stop cold air and cut heat loss with a brush seal or hinged flap cover.
Draught proof a letterbox in under an hour — stop cold air and cut heat loss with a brush seal or hinged flap cover.
Draught proof a door in under 2 hours. Fit frame seals, a threshold strip and letterbox cover to cut heat loss and lower bills.