Bring modern elegance to your roofline with the Smart Buy 300mm Agate Grey Hollow Soffit Board.
These 10 mm tongue-and-groove uPVC boards are quick to install and create a sleek, panelled effect under eaves, porches, and canopies.
The sophisticated Agate Grey finish complements contemporary properties, offering low-maintenance style without the upkeep of timber.
Designed and manufactured in Britain, the Smart Buy Trade Range delivers proven quality and long-term value for every project.
Key Features
✔ 300 mm wide hollow soffit boards – fast, tidy coverage
✔ Made in Britain by a trusted manufacturer
✔ Agate Grey foil finish – modern and versatile
✔ 10 mm uPVC – lightweight, rigid & durable
✔ Tongue-and-groove interlock – quick, secure installation
✔ Panelled effect – adds depth and consistency to rooflines
✔ Matching fascia boards & trims available
✔ Low maintenance – wipe clean, no painting required
✔ Part of the Smart Buy Trade Range – reliable quality at fair prices
Applications
Roofline soffits
Porches and canopies
Extensions and renovations
Low-maintenance replacement projects
 
Why Choose Smart Buy Agate Grey Hollow Soffit Boards?
The Agate Grey option sits at the top end of the Smart Buy Trade Range — a premium foil finish designed for contemporary homes and high-spec refurbishments.
This upgraded foil layer offers superior UV resistance, a smoother surface texture, and richer colour depth compared to standard foils, making it ideal for customers who want a true designer look that lasts.
Manufactured in Britain using precision-laminated foils, these soffit boards deliver exceptional weather performance and long-term durability.
They’re not just stylish — they’re built to hold their colour and quality for years, even in demanding environments.
✅ Premium-grade Agate Grey foil – deeper tone and higher UV resistance
✅ British-made, high-spec finish designed for modern builds
✅ Justifies the higher price through enhanced performance and finish quality
✅ Free delivery on orders over £150