3mm Aluminium Flat Coping – Closed Stopend | 75mm External Leg

Finish your coping system neatly and securely with our 3 mm aluminium flat coping closed stopend, designed with a 75 mm external leg for a clean and watertight termination. This component provides a precise end to the coping run, protecting parapet walls from water ingress while maintaining a sleek, modern appearance.

Key Features

• 3 mm high-strength aluminium for durability and structural rigidity

• Closed stopend provides a watertight and professional end detail

• 75 mm external leg ensures compact yet effective wall coverage

• Flat coping design suited to contemporary façades and flat roof systems

• Powder-coated finish available in any RAL colour

• Lightweight, corrosion-resistant, and easy to install

• Manufactured in the UK with short lead times and dependable quality

Why Choose This Aluminium Flat Coping Stopend

This closed stopend is the perfect finishing piece for your coping system, ensuring no exposed edges and complete protection from rainwater. The 3 mm aluminium build offers superior strength and long-term stability, while the 75 mm external leg provides an elegant, low-profile appearance. Designed for flat roof and parapet applications, it delivers both functionality and aesthetic appeal — ideal for residential or commercial projects requiring a clean, professional finish.

What is a closed stopend used for?
It’s used to seal the end of a coping run, creating a watertight and tidy edge that prevents rainwater penetration.

Why choose a 75 mm external leg?
The shorter leg provides compact wall coverage, ideal for smaller parapets or minimalist architectural designs.

Is 3 mm aluminium suitable for outdoor use?
Yes, it offers excellent strength and corrosion resistance, perfect for long-term external applications.

Can this be colour-matched to the coping system?
Absolutely. We can powder-coat the stopend in any RAL colour to match your chosen coping.

How is it installed?
It fits easily using OMS’s concealed bracket and sealant system for a seamless, watertight finish.

UK-made 3 mm aluminium flat coping closed stopend with 75 mm external leg. Powder-coated in any RAL colour for a watertight, durable, and modern architectural finish.