A timeless, built-in cast iron integral letterbox handcrafted in the Black Country UK.

Designed, cast, and finished to the highest standards by Lumley Designs, the Harley letterbox is a robust and elegant solution for through-wall installation. Whether you prefer a personalised design or a classic plain finish, the Harley offers both style and substance.

Seamless Through‑the‑Wall Integration

Integral letterbox design — Built for seamless integration, the Harley is engineered to be installed through or into walls, combining security with architectural harmony.

Premium Cast Iron Strength

Complete with cast iron front letterplate, matching solid cast iron rear collection door fitted with a secure lock for dependable protection. Furthermore, it includes an heavy duty extending galvanised centre

Straightforward, Reliable Installation

Easy installation — Additionally, the extending galvanised steel wall box is skilfully designed to make fitting straightforward and reliable.

Personalised or Classic Styling

Customisable or classic. you can choose a plain contemporary finish or personalise your integral letterbox with raised names, home address, motifs, or numbers all permanent raised elements cast directly into the iron and hand‑painted.

Colour & Finish Options to Suit Your Property

Finish options — Finally, select from our standard colour palette or request a custom RAL shade or K2 paint finish to perfectly complement your property.

Customisation Made Simple

To personalise your letterbox please use the selection boxes on the right:

1. Colour  Choose your preferred shade.
2. Letter Colour  Select the colour for your raised numbers or text.
3. House or Building Number  Enter the digits or address you’d like displayed.
4. Motif  If Required.
5. We can also finish in 2K paint and RAL: no  Colours. There is an additional charge for this application.

Need Help?

If you have any questions or special requests, feel free to contact us directly or email lumleydesigns@hotmail.co.uk. We’re happy to assist with your custom order.

The Harley integral letterbox is tailor-made to be both attractive and practical — a true reflection of British design heritage and Lumley Designs’ commitment to quality.

Through letter boxes  in different styles and sizes.