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Aluminium Casement Windows in Bromley and Dartford, to Maidstone and Sevenoaks

Aluminium casement windows combine the popular casement style with the most modern material available. This creates a window which is undeniably contemporary, with its slim frames that allow an abundance of natural light to flood into your home. You’ll have the choice of over 150+ RAL colours and a number of authentic woodgrain effects, dual colour options are also offered for the ultimate versatility. You can choose to incorporate any of our window furniture pieces and decorative glazing for a unique design that will add style to any home.

At FineLine, our aluminium casement windows are fitted with advanced weather tight seals for increased wind and water protection. They are A+ window energy rated and can achieve U-values as low as 0.9W/m²k, keeping your energy bills low. In terms of security, they are a cut above the rest. Fitted with advanced multi-point locking systems, they’ll effectively repel any attempts at forced entry. Being the strongest construction material available, they won’t succumb to forced entry or harsh weathers. They’ll continue to keep your home protected for at least 45 years without requiring any upkeep.

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Master Window & Conservatory Installers Association
  • Colours IconColours IconBrowse colours Tab arrow
  • Glazing IconGlazing IconBrowse glazing Tab arrow
  • Browse colours

    Our aluminium casement windows can be specified in 150+ RAL colours. Whether you prefer a bold and vibrant colour to make your home stand out from the crowd or an understated tone or natural hue, you’re sure to find the perfect colour to match your home’s style.

    Aluminium Casement Window Colours

    Any RAL Colour

    Any RAL Colour

    Browse glazing

    Depending on your requirements, our aluminium casement windows are available with either double or triple glazing.

    Textured glass

    Stippolyte

    Stippolyte

    Taffeta

    Taffeta

    Oak

    Oak

    Pelerine

    Pelerine

    Minster

    Minster

    Mayflower

    Mayflower

    Florielle

    Florielle

    Contora

    Contora

    Everglade

    Everglade

    Digital

    Digital

    Charcoal

    Charcoal

    Chantilly

    Chantilly

    Discover more glazing options

    The benefits of upgrading your glazing are truly limitless - the most notable features including increased warmth, reduced energy bills & beating future energy price hikes. For complete peace of mind, we also offer toughened glazing options to enhance your home security further.

    Buying a product through FineLine offers you real peace of mind

    Customer promise

    We have the knowledge and experience to provide you with exactly what you need. Our staff are expertly trained to guide and advise you. We offer you a 10 Year Guarantee.

    Read our customer promise

    We are one of the largest Fensa Aproved regional retail companies.

    Our Accreditations

    BSI 9001 2015
    Fensa Approved Installer
    TGAS
    Trustmark
    Ultraframe conservatory installer

    No home appointment necessary

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    Upload a photo with the measurements, or we can talk you through this process over the phone. We can then provide you with a quote without the need for an appointment!

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