Anthracite Grey UPVC 3m x 9mm(4 Pack)Capping Board – Depth Options: 150mm to 300mm

Anthracite Grey UPVC Capping Board – 9mm Thick, 3 Metres Long (4 Pack – Depth Options: 150mm to 300mm)

Cover more sills and save on bulk with this 4-pack of Anthracite Grey UPVC Capping Boards. Designed to neatly cap over existing internal window sills, these 3-metre-long trims provide a modern, professional finish without the mess of full replacements.

Made from 9mm thick, durable UPVC, these boards feature a sophisticated anthracite grey woodgrain surface with clean-cut white edges – combining function and style in one smart solution. The boards are waterproof, low-maintenance, and quick to install, making them ideal for both home and commercial renovation projects.

Available in a range of depths to fit most standard sill sizes:
150mm, 175mm, 200mm, 225mm, 250mm, 300mm

✔ Key Features:

• ✅ 4 x 3m Capping Boards – Ideal for full-room projects or multi-property use

• ✅ 9mm Thickness – Tough yet lightweight and easy to work with

• ✅ Depth Options – From 150mm to 300mm for a perfect fit

• ✅ Anthracite Grey Woodgrain Finish – Stylish, modern look that’s easy to clean

• ✅ Quick Installation – Use grab adhesive or screws over existing sills

• ✅ Moisture-Resistant & Maintenance-Free – No painting or sealing required

🛠 Ideal For:

• Renovating multiple window sills

• Replacing worn or outdated wooden sills

• DIY, trade, and large-scale installations

• Homes, offices, rental properties, and more

Need fewer boards? Check out our 1 Pack and 2 Pack options.
Can’t find your size? Get in touch – we’re happy to help!