---
product_id: 628650049
title: "Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T)"
brand: "virtual plastics"
price: "€ 53.89"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/628650049-window-sill-capping-board-square-edge-window-board-sill-cover
store_origin: FI
region: Finland
---

# 300mm width for perfect coverage 9mm thickness for durable protection 1 meter length for versatile installation Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T)

**Brand:** virtual plastics
**Price:** € 53.89
**Availability:** ✅ In Stock

## Summary

> ✨ Elevate your windows with zero hassle and all the style!

## Quick Answers

- **What is this?** Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T) by virtual plastics
- **How much does it cost?** € 53.89 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/628650049-window-sill-capping-board-square-edge-window-board-sill-cover)

## Best For

- virtual plastics enthusiasts

## Why This Product

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

## Key Features

- • **DIY Friendly:** Cut to size and glue in place with ease—no pro needed
- • **Effortless Upgrade:** Caps existing sills without full replacement—save time and money
- • **Custom Fit Flexibility:** Available in multiple widths to suit your unique window style
- • **Sleek, Seamless Finish:** Wraps around sill lip for a flawless, modern look
- • **Maintenance-Free Brilliance:** UPVC surface wipes clean—no painting, no fuss

## Overview

This 300mm wide, 1 meter long, 9mm thick UPVC window sill capping board offers a quick, maintenance-free solution to refresh and protect existing window sills. Designed with a square edge and L-shaped lip, it provides a neat, durable cover that’s easy to install and keeps your interiors looking sharp without the need for painting or replacement.

## Description

Our Window Cill Cover Boards are made from uPVC and come in variation widths. The sqaure lip profile wraps around the existing lip of the internal sill to completely cover it providing a neat finish. uPVC internal sills can be used to cover over existing internal window sills to avoid the need for a complete replacement. The Window Sill Cover boards are 9mm thick and are provided in 1 metre long lengths. The boards are available in various widths and end caps designed to fit the boards can also be purchased. These window cill capping boards are exterior grade uPVC, so unlike timber, they are unaffected by moisture making them ideal in wet areas and rooms of high humidity such as bathrooms and kitchens. Product Features: Provide and attractive finish and are maintenances free No need to paint or gloss and easy to clean Waterproof material with a lasting finish Easy to fit, just glue over existing cill boards (use a strong adhesive such as 'no nails') End caps available for a neat finish Provided in a long 1 metre length, saving money and waste when fitting multiple windows

## Features

- Our Window Sill Cover board can be used to cap over existing window sills to avoid the need for a complete replacement
- The window board profile wraps around the existing lip of the internal sill to completely cover it providing a neat finish
- Upvc window sill capping boards provide a maintenance free solution with no need to paint and a surface that can be easily wiped clean
- Easy to install, these window cill cover boards simply need to be cut to size and glued in to place using an adhesive such as 'no nails'
- Our white Upvc window board cill cover boards are available in various widths and supplied in 1 metre long lengths, the boards are 9mm thick

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Virtual Plastics |
| Product Dimensions | 100 x 30 x 0.9 cm |
| Item model number | CB20064 |
| Colour | White |
| Material | 300mm Wide |
| Shape | L Shaped Lip |
| Included Components | Window Board |

## Images

![Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T) - Image 1](https://m.media-amazon.com/images/I/41B4znQ4lfL.jpg)
![Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T) - Image 2](https://m.media-amazon.com/images/I/61nTwXttgWL.jpg)
![Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T) - Image 3](https://m.media-amazon.com/images/I/31Vc8I4r12L.jpg)
![Window Sill Capping Board - Square Edge Window Board Sill Cover - Plastic Window Cill Cover - 300mm (W) x 1 Metre (L) x 9mm (T) - Image 4](https://m.media-amazon.com/images/I/415Azm5AmDL.jpg)

## Available Options

This product comes in different **Material Type** options.

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**Shop now:** [https://www.desertcart.fi/products/628650049-window-sill-capping-board-square-edge-window-board-sill-cover](https://www.desertcart.fi/products/628650049-window-sill-capping-board-square-edge-window-board-sill-cover)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-19*