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Professional Building Supplies£20.57Visit shop Arp Anthracite/Grey Aluminium Coping Union For 301-350Mm Wall - 410Mm (7016 Matt)
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The Aluminium Coping Union is an essential component for professional roofing contractors and DIY renovators who need a secure, weather-resistant connection between coping sections on walls measuring 301-350mm thick. Its primary benefit is the provision of a structural bridge that maintains consistent alignment and seals joints against the elements. A key caveat is that this specific 410mm model is precision-engineered for a narrow wall-thickness range, meaning it is not suitable for walls outside of the 301-350mm specification.
| Colour | Grey |
|---|---|
| Model Part Number | WC590UC-AG |
| Brand | ARP |
No, this component is designed for a wall thickness range of 301-350mm. It may not provide a secure fit for thinner walls.
The product includes the union piece itself. Please refer to your specific project requirements for the appropriate exterior-grade fasteners.
While the finish is durable, if you choose to paint it, ensure you use a primer specifically designed for aluminium surfaces.
It is recommended to perform a visual inspection of your coping joints at least once every six months during your regular roof maintenance.
Aluminium is highly resistant to corrosion, making it an excellent choice for outdoor coping applications where it is exposed to the elements.
Verify that your wall thickness is between 301-350mm. If the wall is thicker, this model is incompatible.
Check that the fixing points are fully secured and that the coping sections are properly leveled before attaching the union.
Setup: Ensure that the coping sections are clean and free of debris before attempting to fit the union. Align the union so it is centered over the joint gap, ensuring an equal overlap on both coping profiles. Fasten according to your specific project's structural requirements to ensure it remains immobile under thermal stress.
Compatibility: This unit is specifically designed for 301-350mm wall thicknesses. Do not attempt to force this component onto walls outside of this range, as this will compromise the structural integrity and weatherproofing of the installation.
Care: The aluminium construction requires minimal maintenance. Periodically inspect the joint area during routine gutter or roof cleaning to ensure no sealant has degraded or pulled away. If you notice signs of surface oxidation, a light cleaning with a non-abrasive detergent and a soft cloth will keep the finish looking new.
