Aluminium Windowsills and Surrounds
The Skyline Cills and Surrounds range provides all the components needed to create a striking, modern façade. Favoured by specifiers and designers across the UK, the range features a modular aluminium windowsill system with purpose‑designed fixings, alongside window surrounds in two depths, deep (100mm projection) and slimline (50mm projection), as well as coordinating deep and slimline door surrounds.
Designed for durability and long‑term performance, these aluminium window surrounds offer a robust, low‑maintenance solution with high lifetime value, suitable for both new‑build and retrofit applications.
- Durable, BBA-approved powder-coated finishes in 26 standard colours
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Fire‑tested to BS476 parts 6 & 7 and compliant with Class 0 building regulation requirements
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Modular components providing flexibility across different façade designs
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Innovative fixing brackets allowing direct fixing to the building façade, eliminating the need for costly boxing or joinery
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WINDOWSILLS
Alumasc Skyline Aluminium Sills are offered in 3-metre lengths, complete with options for external and internal corners, union clips, end caps, and closer trims.
DEEPLINE WINDOW SURROUNDS
Our range of high-quality and made-to-order Deepline Aluminium Window Surrounds kits are available in 26 standard colours and 3 'face' depths (i.e. from the door frame outwards).
SLIMLINE WINDOW SURROUNDS
This range of high-quality made-to-order Slimline (i.e. 50mm projection from the building facade) Aluminium Window Surrounds kits are available in 26 standard colours and 3 'face' depths (i.e. from the door frame outwards).
DEEPLINE DOOR SURROUNDS
This range of high-quality made-to-order Deepline (i.e. 50mm projection from the building facade) Aluminium Window Surrounds kits are available in 26 standard colours and 3 'face' depths (i.e. from the door frame outwards).
SLIMLINE DOOR SURROUNDS
This range of high-quality made-to-order Slimline (i.e.50mm projection from the building facade) Aluminium Door Surrounds are available in 26 standard colours and 3 'face' depths (i.e. from the door frame outwards): 100mm,150mm, and 200mm.