---
product_id: 53115188
title: "HS3747 10-Inch UPVC Door Letterbox Letter Plate Mid Rail - Polished Gold/Black"
brand: "welseal"
price: "$91.19"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/53115188-hs3747-10-inch-upvc-door-letterbox-letter-plate-mid-rail
store_origin: US
region: United States of America
---

# 265mm x 70mm Secure 2-screw fix Twin brush seals HS3747 10-Inch UPVC Door Letterbox Letter Plate Mid Rail - Polished Gold/Black

**Brand:** welseal
**Price:** $91.19
**Availability:** ✅ In Stock

## Summary

> 📬 Upgrade Your Entrance with Style!

## Quick Answers

- **What is this?** HS3747 10-Inch UPVC Door Letterbox Letter Plate Mid Rail - Polished Gold/Black by welseal
- **How much does it cost?** $91.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/53115188-hs3747-10-inch-upvc-door-letterbox-letter-plate-mid-rail)

## Best For

- welseal enthusiasts

## Why This Product

- Trusted welseal brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust Design:** Crafted from durable UPVC, this letterbox is built to withstand the elements.
- • **Versatile Fit:** Designed to accommodate door thicknesses from 38mm to 78mm, ensuring a perfect fit.
- • **Draught Defense:** Experience superior draught exclusion with advanced internal brush seals.
- • **Sleek & Stylish:** Elevate your entryway with a polished gold and black finish that complements any door.
- • **Easy Installation:** Quick and secure installation with a two-screw system for peace of mind.

## Overview

The WelsealHS3747 10-Inch UPVC Door Letterbox combines a sleek polished gold and black design with advanced draught protection features. It includes twin nylon brush seals for optimal insulation and is easy to install with a secure two-screw fixing. Designed to fit a range of door thicknesses, this letterbox is both functional and stylish, making it a perfect addition to any modern home.

## Description

HS3747 10-Inch UPVC Door Letterbox Letter Plate Mid Rail - Polished Gold/Black

## Features

- Smooth, rounded design with sprung internal and external flaps
- Internal brush seals for improved draught exclusion
- Draught protection provided internally by twin nylon brush seals
- Secure fixing from inside by two screws
- External Dimensions: 265mm in length x 70mm width
- Internal Dimensions: Sleeve aperture size - 223mm x 44mm width (min size hole in door that the letterbox will fit)
- Distance between screw hole centres: 236mm
- To suit door thicknesses of 38mm - 78mm (Midrail fitting)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Welseal |
| Part Number | HS3747 |
| Product Dimensions | 24.39 x 5.19 x 5.4 cm; 400 g |
| Item model number | HS3747 |
| Colour | Gold/Black |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Measurement System | Metric |
| Included Components | 1 x 10 inch UPVC Door Letterbox, Letter plate Polished Gold Letter Box - Mid rail (40 mm) |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 400 g |

## Images

![HS3747 10-Inch UPVC Door Letterbox Letter Plate Mid Rail - Polished Gold/Black - Image 1](https://m.media-amazon.com/images/I/61IBrGKyugL.jpg)

## Frequently Bought Together

- Welseal HS3747 10-Inch UPVC Door Letterbox Letter Plate Mid Rail - Polished Gold/Black
- UPVC Door Handles Set - Polished Brass - Lever/Lever - 92mm PZ (Centres) - 122mm Screw to Screw - Backplate 212mm X 34mm - UPVC Door Handle - Polished Brass Replacement Handles - PVC Door Handle
- Xfort MailPlate 10" Letterplate Matt Chrome, Premium Draught Proof Postal Letterbox, Telescopic Sleeved Letter Box for Wooden, Composite and uPVC Midrail Doors with 40-80mm Door Thickness.

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**Shop now:** [https://www.desertcart.us/products/53115188-hs3747-10-inch-upvc-door-letterbox-letter-plate-mid-rail](https://www.desertcart.us/products/53115188-hs3747-10-inch-upvc-door-letterbox-letter-plate-mid-rail)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-08*