B230 - B230 External Corner Trim/Closure

B230–B230 External Corner Trim – GRP Roofing Raised Edge Connector

The B230–B230 Corner Trim is a high-quality, pre-formed external corner trim specifically designed for use with GRP fibreglass roofing systems. It seamlessly joins two B230 Raised Edge Trims, creating a clean, professional corner without the hassle of making mitre cuts on site.

Perfect for use on flat roofs, garages, extensions, and other fibreglass roof applications, this trim ensures a watertight, long-lasting finish that’s both strong and easy to install.

✅ Key Features:

• Strong & Lightweight Construction
  Made from durable, premium-grade Glass Reinforced Plastic (GRP) for superior strength and performance.

• Weatherproof & Watertight Seal
  Designed to prevent leaks and water ingress at external roof corners.

• Quick & Easy Installation
  Saves time on site—just bond and tape using standard GRP roofing methods. No cutting or mitring needed.

• Neat, Uniform Appearance
  Delivers a smooth and consistent corner joint, enhancing the overall look of your roofing project.

✅ Ideal For:

• GRP flat roofing systems

• Garage roofs

• Home extensions

• Garden buildings and sheds

• Commercial fibreglass roofing projects

Product Details:

• Trim Type: External Corner

• Fits: Two B230 Raised Edge Trims

• Material: High-quality fibreglass (GRP)

• Use: Weatherproof corner detail for fibreglass roofs

• Installation: Bond and tape – no mitre cuts required

Here are 5 more great reasons to buy from us:

Returns are easy, if the items are�unopened and unused�then simply�contact us�for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap!

In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down.

We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again.

Ordering from APEX Fibreglass Roofing Supplies is 100% safe and secureso you can rest easy. Your personal details are never shared, sold or rented to anyone either.

Here are 5 more great reasons to buy from us:

Returns are easy, if the items are�unopened and unused�then simply�contact us�for a returns number and send your item to our returns centre for fast processing. We'll get you a replacement or refund in a snap!

In the unlikely event that you find your item cheaper at another online store, just let us know and we'll beat the competitor's pricing hands-down.

We insist that you love everything you buy from us. If you're unhappy for any reason whatsoever, just let us know and we'll bend over backwards to make things right again.

Ordering from APEX Fibreglass Roofing Supplies is 100% safe and secureso you can rest easy. Your personal details are never shared, sold or rented to anyone either.