Replicating traditional steel

Your trusted supplier of heritage aluminium windows and doors

‍At Decorio, our expertly crafted aluminium profiles replicate the timeless look of traditional steel and timber windows, making them ideal for both period renovations and stylish contemporary builds.

Whether you're working in a conservation area or on a high-end modern project, our heritage-inspired designs deliver slim sightlines, excellent thermal performance, and the durability of low-maintenance aluminium.

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aluminium heritage door production memberaluminium heritage door production
aluminium heritage production
aluminium heritage door production memberaluminium heritage door production
aluminium heritage production

Join the Heritage Revolution with Decorio

trade accounts

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Decorio by Affordable Black Logo

Decorio is part of the Affordable Window Systems Group – one of the UK’s largest and most trusted manufacturers and trade suppliers of aluminium and PVCu windows, doors, and conservatories. Based in Lancashire, we operate from a purpose-built, state-of-the-art manufacturing facility on the Fylde Coast, where over 300 experienced professionals ensure consistent, high-quality production.

We specialise in heritage-style aluminium windows and doors, offering authentic steel-look aesthetics ideal for period renovations, conservation areas, and high-end new builds. Our internal steel-look room dividers and doors are also a fast-growing favourite with homeowners looking to create contemporary, light-filled spaces.

Every Decorio product is hand-built by skilled fabricators to meet the highest standards of craftsmanship and performance, helping our trade partners deliver outstanding results to their customers. With weekly deliveries across the UK – including Cornwall, Scotland, the Isle of Wight, Jersey, Guernsey, and the Isle of Man – our dedicated fleet ensures reliable nationwide coverage.

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With our three decades of experience in the industry as part of a larger group manufacturing windows and doors, we bring a wealth of knowledge and expertise to the table. Our journey with Decorio spans over five years, driven by the ever-growing demand for quality steel-look products.

Decorio Network Benefits

01
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Competitive
trade pricing

Enjoy exclusive trade-only pricing across our entire range – helping you stay competitive and maximise your margins on every project.

02
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homeowner
lead generation

We pass homeowner enquiries directly to our approved trade partners, helping you win more local business

03
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marketing Support Services

Benefit from free access to brochures, product imagery, logos, showroom samples, and website-ready content.

04
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free nationwide
delivery

Weekly delivery routes across the UK including Cornwall, Scotland, the Isle of Wight, Jersey, Guernsey, and the Isle of Man – using our own fleet of vehicles.

Premium Aluminium Heritage Windows & Doors

At Decorio, we specialise in crafting high-performance aluminium heritage-style windows and doors that blend timeless aesthetics with modern performance. Whether it's slimline windows ideal for conservation projects or statement French and internal doors with traditional or Art Deco hardware, our range is designed to elevate every installation.

Built to replace old steel or timber frames seamlessly, all our external products offer enhanced thermal efficiency, PAS24 and Document Q compliance, and are backed by exceptional design detail—helping you meet your clients’ needs while standing out from the crowd.

External Collection

From slimline windows and heritage-style doors to steel-look bi-folds, our external collection combines architectural versatility with outstanding build quality. Explore the full range for a detailed breakdown of each system.

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Browse our Specifiers Guide for detailed section drawings

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Take a tour of our 200,000 sq.ft Aluminium factory

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