Castle Composites GRC Striated Promenade Tiles – 297 x 297 x 12mm Lightweight Roof & Balcony Tiles.

Castle Composites GRC Striated Promenade Tiles offer a durable, attractive and lightweight surfacing option for flat roofs, balconies, terraces, patios and walkways. Manufactured by the UK’s leading promenade tile specialist—with over 3 million tiles already installed nationwide—these tiles are trusted across the roofing and landscaping industries for their strength, style and long-term reliability.

The Striated finish features a distinctive “bark-like” texture, giving each tile a natural look while delivering excellent slip resistance. Designed for areas where a low profile and reduced weight are essential, these 12mm tiles are bonded directly to the substrate using PU adhesive, creating a stable, weather-resistant and visually appealing surface.

A popular choice across the UK, the Striated range combines practical durability with a classic aesthetic, making it ideal for enhancing both domestic and commercial outdoor spaces.

Key Features

• Attractive Striated finish – subtle bark-like texture.
• Tile size: 297 x 297mm.
• Thickness: 12mm low-profile design.
• Coverage: 11 tiles per m².
• Fire Resistant: Class A1 for added safety.
• Slip Resistance: PTV 52 Wet (Low Potential for Slip).
• Fixing Method: Bond directly to flat roof surfaces with PU adhesive.
• Hard-wearing GRC construction – strong, lightweight and long-lasting.

Ideal for:

• Flat roofs.
• Balconies.
• Terraces.
• Patios.
• Walkways
• Unique edge detail – helps reduce visible steps on uneven substrates.
• Wide colour range available – suitable for modern or traditional settings

Why Choose Striated GRC Promenade Tiles?

These tiles deliver a blend of durability, safety and style that has made the Castile Striated finish a firm favourite for decades. The combination of lightweight GRC construction, a high-traction textured surface and long-lasting performance makes them an excellent choice for upgrading outdoor areas that need to withstand regular foot traffic and unpredictable weather.

Whether you're refreshing a flat roof or adding a refined finish to a balcony or terrace, Castle Composites Striated Promenade Tiles provide a dependable, attractive surface built to stand the test of time.