Minimum order of 3 lengths 

The AT300EXT External Angle Trim is a premium extra-long corner trim designed specifically for parapet walls, block edges, and step details. Engineered for durability and professional finishes, this trim protects exposed corners from weather, mechanical damage, and general wear while providing a clean, seamless aesthetic.

Constructed from high-quality fibreglass/GRP, the AT300 trim is built to withstand harsh external conditions, offering long-lasting protection and minimal maintenance. Its extra-long 3m length reduces joins and provides smooth coverage across larger surfaces, making installation simpler and more efficient.

Applications:

1. Parapet wall corners
2. Step and block edges
3. Roof wall capping and architectural detailing
4. External building corners needing robust protection

Features & Benefits:

1. Extra-long design – covers large surfaces with fewer joins
2. Durable material – weather-resistant GRP/fibreglass for long-term use
3. Professional finish – enhances aesthetics of walls and roofing edges
4. Strong protection – guards corners against impact and weather damage
5. Easy installation – compatible with most building systems

Technical Specifications:

1. Dimensions: 90mm x 240mm x 3m
2. Minimum Order: 3 pieces
3. Material: Fibreglass / GRP
4. Colour: Natural / customizable depending on finish requirements

Why Choose AT300 External Angle Trim?

1. This trim is designed for contractors, builders, and DIY enthusiasts who want a high-quality, professional solution for external corner protection. It combines strength, durability, and visual appeal to ensure that your construction project not only lasts but looks exceptional.