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Fineline Windows are highly experienced in designing and installing the highest quality replacement windows to homeowners across the surrounding Kent area. From bespoke arched uPVC windows to large and contemporary aluminium windows, they are more than able to install the perfect windows.

You can choose from a number of stunning window styles to suit your property’s existing style, including casement windows, heritage windows, sliding sash windows, tilt and turn windows, bay windows and bespoke windows made to your exact requirements. Each has their own individual functionality, but they all promise fantastic aesthetics can will enhance your home’s kerb appeal.

Making sure you receive your perfect replacement windows, Fineline Windows’ team of industry experts will help you choose between their choice of high-performance window materials, including uPVC, timber and aluminium. uPVC windows are notorious for their low-maintenance and flexible styles, a perfect cost-effective option. Timber windows provide the traditional natural woodgrain style that compliments the style of older buildings. For homeowners looking for a slimline aesthetic that can fit both modern and traditional properties, aluminium windows employ durable and modern material technologies.

Fineline Windows’ offer a choice of glazing options that can be installed with their range of windows. Their high-performance double glazing effectively insulates properties with their reinforced glass panels and sealed units and have been proven to improve a properties’ energy efficiency, so they could save you money on your energy bills! For properties in louder areas or for homes that are more susceptible to the cold, triple glazing provides excellent thermal efficiency that ensures the best levels of heat retention. They also offer secondary glazing, which will allow homeowners in conservation areas or listed buildings to update their windows. Using modern glazing and insulation technology, glazing from Fineline Windows’ will ensure your home’s energy efficiency is enhanced.

Home security is a key priority for any homeowner, which is why Fineline Windows’ award-winning range are manufactured and installed with security in mind and can meet the Secured by Design industry accreditation. Their robust and incredibly durable materials mean they are highly strong, and their range of multi-point locking security features will be able to deter intruders from breaking into your home.

Product links:


Casement windows

Heritage Windows

Sliding sash windows

Tilt and turn windows

Bay windows

Bespoke windows

Double glazing

Triple glazing

Secondary glazing

uPVC windows

Timber windows

Aluminium windows

Fineline Windows have been serving both domestic and commercial customers across the surrounding Kent area with home improvement products that boast unbeatable quality for over 45 years. A highly respected double-glazing company, Fineline Windows have built up an incredible reputation across Kent and are a firm favourite with local homeowners. Their outstanding Trustpilot score compliments their professional and trusted services.

Promising your peace of mind that your home is in the hands of the right company, Fineline Windows’ staff are expertly trained to provide the highest quality services and installations, from beginning to the very end with their incredible Customer Promise. They also offer a 10 year guarantee on all of their products and an after sales service, meaning they’ll always be there upon completion.

Their award-winning range of home improvement products includes beautiful windows, doors, conservatories and roofline. All of which can be tailored to meet the personal preferences of each and every homeowner. Down to the finest details, Fineline Windows will ensure you receive the perfect home improvements for your Kent home. They’re a favourite installer amongst Kent homeowners for many reasons, including their array of industry accreditations and glowing awards that recognise the quality of their products and services.

Fineline Windows are highly experienced in the home improvement industry, and over their 45 years of trading, they have gained impeccable industry knowledge that has enabled them to refine their products and services and offer incredibly efficient, secure and durable home improvements that won’t compromise on their style. Utilising modern technologies and highly robust materials, every product they offer ensures detailed manufacturing that means you’ll receive a long-lasting quality installation.

With two showrooms in Dartford and Maidstone and their local knowledge in the surrounding Kent area, Fineline Windows can offer their prevalent local knowledge to blend your home improvements seamlessly and compliment the local style in which your property resides.