Cortizo Windows is a specialist network for aluminium and PVC windows for homes, with professional advice, an energy-saving calculator, quote request forms and a store locator.

Anodised finishes - aluminium and PVC windows Cortizo
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Anodised finishes

Anodising increases aluminium protection while preserving an elegant, resistant and highly durable metallic appearance for CORTIZO windows and enclosures.

Finishes

Metallic protection for demanding conditions | Cortizo aluminium and PVC windows for homes

This process artificially increases the thickness of aluminium’s natural oxide layer by up to a thousand times, providing strong protection against corrosion and abrasion. The inherent resistance and durability of aluminium are significantly enhanced by this surface treatment, making it an ideal solution for coastal areas and environments exposed to harsh weather conditions. CORTIZO offers an extensive range of anodised colours: burgundy, blue, green, ivory, black, grey, bronze, stainless steel, champagne, gold, natural, copper and acier. These colours can also feature different finishes after mechanical surface treatments, such as matt, shot-blasted, brushed, gloss, sanded, polished, repolished or combinations of these.

Features

Protective layer integrated into the aluminium itself.
High resistance to corrosion and abrasion.
Sober, technical and durable metallic finish.
Wide colour chart and surface treatment options.

Applications

Aluminium windows and doors.
Coastal areas or demanding environments.
Projects with a natural metallic aesthetic.
External exposed joinery.
Finishes

Anodised colour chart

CORTIZO anodised finish samples to choose the most suitable tone and surface treatment for each project.

1L - aluminium and PVC windows Cortizo

1L

1G - aluminium and PVC windows Cortizo

1G

1B - aluminium and PVC windows Cortizo

1B

1M - aluminium and PVC windows Cortizo

1M

16L - aluminium and PVC windows Cortizo

16L

16G - aluminium and PVC windows Cortizo

16G

16B - aluminium and PVC windows Cortizo

16B

21LR - aluminium and PVC windows Cortizo

21LR

2B - aluminium and PVC windows Cortizo

2B

17GR - aluminium and PVC windows Cortizo

17GR

17L - aluminium and PVC windows Cortizo

17L

22GR - aluminium and PVC windows Cortizo

22GR

3L - aluminium and PVC windows Cortizo

3L

3GR - aluminium and PVC windows Cortizo

3GR

56GR - aluminium and PVC windows Cortizo

56GR

52LR - aluminium and PVC windows Cortizo

52LR

54G - aluminium and PVC windows Cortizo

54G

53LR - aluminium and PVC windows Cortizo

53LR

51LR - aluminium and PVC windows Cortizo

51LR

10M - aluminium and PVC windows Cortizo

10M

* These colours are indicative and may differ slightly due to screen calibration colour variations.

Need help choosing the right anodised finish?

Request a quote and we will help you assess the colour, treatment and finish that best suit your home.

Request a quote

Aluminium and PVC windows: useful guidance for choosing well

Choosing aluminium and PVC windows is not only a matter of price. In every home, orientation, climate, outside noise, opening size, façade design and daily use all influence the final decision. Cortizo Windows brings together solutions designed to improve thermal insulation, acoustic insulation, security, natural light and energy efficiency while preserving the character of each project.

Aluminium stands out for its strength, durability, dimensional stability and design possibilities, especially when large openings, slim profiles or highly customised finishes are required. PVC offers excellent insulating performance, low maintenance and a strong balance between comfort and value for home renovation. In both cases, the right choice should take into account the glazing, opening type, installation quality, orientation and the real needs of the household.

Beyond comparing materials, it is useful to define what needs to be improved: reducing energy loss, gaining more silence, increasing security, simplifying maintenance, renewing the appearance of the home or preparing it for more efficient consumption. The Cortizo Windows retail network helps assess each project, identify the most suitable solution and request a professional quotation for replacing windows with a close, project-focused service, without spam or unrelated calls.