Letterplate - Postport 20-40mm 12" Black/P Silver

Keep your home cozy and protected with our innovative internal draught excluder letterbox. Thoughtfully engineered with integrated brush seals and a reliable water barrier, this design effectively blocks unwanted draughts and moisture, while the durable anti-snap flap opens a full 180 degrees for smooth operation and lasting durability.

This versatile 12" letterbox adapts to your needs with an adjustable sleeve that fits doors from 20mm to 40mm thick. Whether you have a uPVC, composite, or timber door, installation is straightforward and secure. The intelligent combination of weather protection and practical functionality makes this letterbox the perfect choice for upgrading your door while maintaining your home's comfort level.

INTERNAL DRAUGHT EXCLUDER - The integrated brushes help prevent draughts. Plus, an internal water seal prevents water leaks as it stops water getting into the door or panel.

ANTI-SNAP FLAP - The flap opens a full 180 degree for easy access and to prevent it from snapping off when opened too far.

ADJUSTABLE SLEEVE - The telescopic design means the letter box can be adjusted to fit doors between 20mm to 39mm in thickness. Our letter box will fit most uPVC, Composite & Timber doors.

DIMENSIONS - The letter box overall size is 306mm x 70mm and the internal dimension of the sleeve is 254mm x 37mm. The distance between the screw hole centres is 275mm.

EASY TO INSTALL - Please read product description below for a simple guide on how to install the letterbox.

Next working day delivery or 48-hour service on orders placed before 3pm (Mon–Fri).
Free delivery on orders over £50. A £3.99 delivery charge applies to orders under £50.