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Contact our team with your requirements and we’ll confirm availability, pricing and the next steps to get your order underway.
Warranties
Warranty terms can vary by manufacturer, product, finish and application. If you need the latest warranty information for a particular product or project, contact our team and we’ll confirm the current terms for you.
Returns & Exchanges
Please note that bespoke and made-to-order products cannot be returned or exchanged unless they are faulty or do not match the agreed specification.
Lead Times
Current lead time: 5-7 days
Our latest estimated lead times are displayed across the website, including in the navigation, on collection pages and on product cards. If a lead-time indicator is not visible, the information is currently being reviewed and updated.Lead times are based on the latest information and typical averages provided by our manufacturers. Occasionally, stock shortages, delayed manufacturer updates or dispatch from an alternative warehouse may result in a longer lead time.
If we become aware of a delay affecting your order, we will contact you as soon as possible. You can then continue with the revised lead time, choose a suitable alternative with faster availability, or request a refund.
Alumasc
Alumasc Skyline - Semi-Circular Column Casing Infill & Inner Collar Kit
The Alumasc Skyline Aluminium Column Casing Infill and Inner Collar Kits are designed to complete the installation of Skyline column casings, providing a secure and visually seamless finish. Available in Circular, Semi-Circular, Square, and Semi-Square designs, these kits integrate effortlessly with the Skyline system to deliver a consistent architectural appearance.
Each kit is manufactured from strong, recyclable aluminium and finished with a durable polyester powder coating for long-lasting performance. Supplied in a unicolour finish as standard, dual-colour options are available to order on request at additional cost.
The Infill and Inner Collar Kits maintain the Skyline system’s signature secret-fix design, ensuring a smooth, uninterrupted look while delivering excellent durability and low maintenance. Suitable for both interior and exterior applications, they provide the ideal finishing touch for new build or refurbishment projects.
Please note: Product images are for illustration purposes only and may not represent exact profiles or dimensions. Larger sizes and bespoke options are available on request.
AGD in the wild
Real systems, real buildings and projects supplied by AGD across the UK
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Rated excellent across 2,000+ orders, reviewed on Trustpilot & Google
"The team are extremely helpful with advice and product selection. I’d recommend them for your project."
Installer · Oxfordshire
"Great experience dealing with AGD! Amazing customer care with excellent pricing. Would highly recommend to people for any future service!"
Homeowner · Manchester
"AGD were very quick and had alot of technical knowledge to help with my project. The goods were delivered quickly and I was very pleased with the competitive price!"
Homeowner · London
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