I have for sale Starline Bathroom Wall Panel Aluminium External Corner Trim White 2.4m. "This sturdy external corner profile creates a watertight seal and ensures a smooth, seamless join between your Starline wall panels. Quick and simple to install, it allows your bathroom wall panels to be fitted in no time. Finished in a sleek white, it adds a modern, stylish touch to your bathroom". Purchased for a shower room and didn't need, unfortunately outside of the returns window. cost £37.50 new. smoke free home, collection only from Watford.
eBay