3mm Aluminium Sloped Coping Left Handed - Closed Stopend with 125mm External Leg

The 3mm Aluminium Sloped Coping Left Handed - Closed Stopend with 125mm External Leg is designed to finish the end of a sloped aluminium coping run neatly while helping protect parapet walls, roof edges, balconies, and other exposed upstand details. It is a practical left handed stopend for projects that need a clean, closed edge on a 125mm external leg coping system.

This product is made from 3mm aluminium and is available in size options from 510mm through to 1060mm, with a RAL colour field available before ordering. The current product page lists the price from £75.04 excluding VAT and £90.05 including VAT. Online Metal Store Ltd also states that this is a custom-fabricated item made to the selected size and finish, so measurements and colour choice should be checked carefully before purchase.

For a complete coping system, this stopend can be planned with Aluminium Copings, matching sloped coping lengths, opposite handed stopends, colour coded fasteners, sealant, and other aluminium roofline accessories.

Key Benefits

• Provides a closed left handed stopend for a sloped aluminium coping system.

• Designed with a 125mm external leg for compatible coping details.

• Made from 3mm aluminium, giving a strong but lightweight roofline finishing component.

• Available in multiple size options from 510mm to 1060mm to suit different wall and coping widths.

• RAL colour selection helps the stopend coordinate with copings, fascia, soffits, rainwater goods, cladding, doors, and windows.

• The sloped design helps direct water away from the wall edge, supporting better rainwater management.

• Suitable for roof edges, parapet walls, balconies, residential projects, commercial buildings, and refurbishment work.

Product Details and Specification

These details are based on the current Online Metal Store Ltd product page, which lists the product title, 3mm aluminium material, 125mm external leg, price, size options, RAL colour field, and custom-fabricated item notice.

Where This Product Is Commonly Used

This aluminium sloped coping left handed stopend is commonly used on parapet walls, flat roof edges, boundary walls, balconies, terraces, garden rooms, extensions, commercial units, and modern roofline refurbishment projects. It is especially useful where the end of the coping run needs a closed, neat, and colour matched finish.

The product page describes suitable uses including roof edges, parapets, and balconies, with the sloped design helping channel water away from the wall surface. For wider roofline planning, buyers can browse the full Aluminium Copings range and match this stopend with suitable coping lengths and accessories.

Why Aluminium Is a Good Choice

Aluminium is a practical material for coping stopends because it is lightweight, corrosion resistant, and suitable for external architectural roofline details. It is easier to handle than heavier metals and works well where a clean, modern, colour matched finish is required.

The Aluminum Association describes aluminium as lightweight, strong, durable, and infinitely recyclable. It also notes that aluminium can be recycled again and again without degrading its inherent value, and that building materials made from aluminium can be recycled at the end of life.

Finish and RAL Colour Options

This product includes a RAL colour field, allowing the coping stopend to match or coordinate with other visible roofline and exterior products. This is useful when the same finish is required across aluminium copings, fascia, soffits, rainwater goods, cladding, trims, doors, windows, or other architectural metalwork.

The official RAL Colours page includes colour ranges such as RAL Classic, RAL Effect, RAL Design System plus, RAL Individual, and RAL Digital. For architectural aluminium powder coating, QUALICOAT UK & Ireland explains that QUALICOAT is a quality label organisation committed to maintaining and promoting powder coating quality on aluminium and its alloys for architectural applications.

Installation and Ordering Notes

Before ordering, confirm the coping width, wall width, external leg requirement, left handed orientation, fixing method, joint position, sealant requirement, colour choice, and full coping layout. This is important because coping stopends are handed components and must match the correct side of the coping run.

This product is custom fabricated to the selected size and finish. Online Metal Store Ltd states that buyers should double-check measurements before ordering and that the product is non-returnable unless faulty.

For moisture and roofline detailing, GOV.UK’s Approved Document C page states that the current edition includes information on resistance to moisture of floors, walls, and roofs, with examples of damp proofing and ventilation provisions. Roofing and parapet work should be completed by a competent person, and the coping detail should be compatible with the wall build-up, waterproofing layer, brackets, fixings, and drainage route.

If the installation also needs matching accessories, consider Colour Coded Sealant - 300ml, Colour Coded Fastener Timber Pack of 25, and Colour Coded Metal Fasteners - Pack of 25.

Why Buy From Online Metal Store Ltd

Online Metal Store Ltd supplies aluminium architectural products for UK homeowners, builders, roofers, installers, contractors, and construction professionals. The website includes categories for aluminium copings, rainwater goods, fascia and soffits, metal planters, door canopy products, and accessories.

This product is useful for buyers who need a custom-fabricated 3mm aluminium sloped coping left handed stopend with a 125mm external leg, selected size, and RAL colour. Ordering matching coping accessories from the same supplier can help keep stopends, coping lengths, sealants, fasteners, and roofline details more consistent across the project.

If you are unsure about size, handed direction, external leg, colour matching, or compatibility with your coping system, use the Contact Us page before placing your order.

FAQ Section

What is this aluminium coping stopend used for?

It is used to close the end of a sloped aluminium coping run, helping create a neat finished edge and supporting roofline weather protection.

Is this a left handed stopend?

Yes. The product title states that this is a left handed closed stopend with a 125mm external leg.

What thickness is this coping stopend?

This product is made from 3mm aluminium.

What size options are available?

The product page lists size options from 510mm through to 1060mm. Buyers should select the correct size based on wall width and coping requirements.

Can I choose a RAL colour?

Yes. The product page includes a RAL colour field, allowing the stopend to coordinate with matching copings, fascia, soffits, rainwater goods, cladding, doors, or windows.

Where can this stopend be used?

The product page lists roof edges, parapets, and balconies as suitable uses. It may also suit commercial and residential roofline projects where the coping system is compatible.

Is this product returnable?

The product page states that this is a custom-fabricated item made to the selected size and finish, and it is non-returnable unless faulty.

Choose the correct size and RAL colour for your 3mm aluminium sloped coping left handed stopend before ordering. If you are unsure about wall width, handed direction, external leg, fixing method, or colour matching, contact Online Metal Store Ltd for guidance before purchase.