This white letterbox seal and brush with flap is designed for use on external doors, providing a barrier against draughts, dust, and debris. It fits standard letterbox openings and is suitable for both residential and commercial applications where maintaining interior comfort and cleanliness is important.
On site, installers use this type of fitting to improve door weatherproofing and reduce energy loss around letter plates. The integrated brush helps prevent unwanted entry of rain and particles, while the outer flap offers a tidy finish and added protection. It can be retrofitted or used in new door installations as required.
Brush insert helps block draughts and dust from entering premises
Outer flap offers extra coverage against rain and debris
Suitable for standard door letterbox openings for straightforward installation
White finish integrates well with most typical door styles
Share
Trade accounts with 30-day credit available — your prices, fast reordering.
30-day returns · UK delivery available at checkout.
