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  • Colours Options

Custom Colours

Aluminium is one of the most customisable materials in home improvements, making it easy to find the perfect entrance door colour for your property.

Choose from over 200 RAL finishes, from subtle greys to bold reds. Strong and low-maintenance, aluminium ensures your door keeps its shine for years to come.

Anthracite Grey

Anthracite Grey

White

White

Textured Anthracite Grey

Textured Anthracite Grey

Off White

Off White

Grey

Grey

Dark Red

Dark Red

Gloss White

Gloss White

Dark Grey

Dark Grey

Dark Green

Dark Green

Dark Brown

Dark Brown

Dark Blue

Dark Blue

Cream

Cream

Brown

Brown

Black

Black

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    If you have any questions – big or small – or you’d like to arrange a consultation call or a site visit, reach out to our friendly team.

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    Why Choose Aluminium Doors?

    Aluminium’s inherent strength allows for much slimmer frames than UPVC whilst supporting larger glass areas and heavier door panels. This makes aluminium the material of choice for architecturally significant projects, commercial entrances, large bi-fold installations, and contemporary residential developments.

    • Slim Profiles Maximise Light
      Aluminium door frames can be 40-50% slimmer than equivalent UPVC profiles whilst maintaining structural integrity and security. This creates more elegant proportions, larger glass areas for maximum natural light, and contemporary aesthetics that benefit modern residential developments, commercial offices prioritising natural daylight, and contemporary architecture where minimal frames are integral to design.
    • Superior Strength for Large Doors
      Aluminium’s exceptional strength-to-weight ratio enables larger door sizes that would be impossible with UPVC. Wide-span bi-fold systems, floor-to-ceiling entrance doors, commercial shopfronts, and structural glazing applications where frames must support significant weight whilst maintaining slim profiles can be completed with aluminium.
    • Exceptional Longevity
      Aluminium doesn’t corrode, rust, warp, or rot. Powder-coated finishes are extraordinarily durable, maintaining appearance for 40+ years with minimal maintenance. For prestige developments, commercial buildings with long-term value considerations, coastal locations where weather exposure is extreme, or hospitality venues requiring durability under high-traffic conditions, aluminium’s proven longevity justifies initial cost premiums.
    • Thermally Efficient When Specified Correctly
      Modern aluminium doors incorporate thermal breaks: insulating barriers within the frame that prevent heat transfer. Quality thermally-broken aluminium achieves excellent energy efficiency, suitable for new builds requiring building regulations compliance, refurbishments improving thermal performance, and commercial buildings where operational costs matter.
    • Heritage Steel Door Replacement
      Aluminium perfectly replicates heritage steel doors and Crittall-style glazing common in 1920s-1950s buildings. Slim profiles match original steel aesthetics whilst incorporating modern thermal performance and eliminating the maintenance and corrosion issues that plague steel doors.

    When to Specify Aluminium Over UPVC or Composite

    Aluminium doors generally cost more than UPVC and composite doors. This investment is justified when:

    • Slim aesthetics are architecturally important – Modern developments, prestige projects, design-led residential
    • Large door sizes exceed UPVC capabilities – Wide bi-folds, floor-to-ceiling doors, commercial entrances
    • Heritage steel replacement required – Industrial conversions, 1920s-1950s buildings, Crittall replacements
    • High-traffic commercial applications – Retail, hospitality, offices requiring durability
    • Longevity justifies premium – Prestige commercial developments, long-term investment properties
    • Coastal or exposed locations – Aluminium’s corrosion resistance suits harsh environments
    • Specific colours or finishes required – Corporate branding, architectural specifications, bespoke RAL colours

    For standard residential front doors, UPVC or composite typically deliver better value. For volume social housing or budget-constrained projects, UPVC remains most cost-effective. Aluminium excels where its specific advantages justify cost premiums.

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    Aluminium Door Types We Supply

    Aluminium’s versatility and strength suit various door applications:

    Frequently Asked Questions

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    40+ Years of Expertise

    Since 1983, we’ve been serving Lincolnshire and the surrounding counties with honest, reliable glazing services. Our longevity speaks to our commitment to quality workmanship and customer satisfaction.

    With over 2,000 happy clients across the region, we’re proud to be Lincolnshire’s first choice for windows, doors, and conservatories.

    Testimonials

    Our clients say it better than we ever could.

    Mark and Dylan have done a fantastic job of installing the new window for my takeaway. Window is looking sleek and fantastic. The chaps were...
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    Toby Rovezzano

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    We have used TWG for a while, they carry out all our repairs on the rental properties, we have found the fitting staff to be...
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    Martin & Co Lincoln

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    I needed some window film applying to my door to allow some privacy from bypassers. TWG were able to offer me two solutions in which...
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    Shay B

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    We ordered some replacement glass to restore our front door with from TWG. They were excellent, amazing service, glass was a perfect fit and of...
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    Jasmine Boyce

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    Unbelievably good service, booking the appointment was easy on the phone super helpful staff. I asked for an early appointment and they were very accommodating....
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