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Energy efficient glazing with comfort glass for homes throughout Kent and the South East

Industry-leading Comfort Glass and Comfort Plus glass from Planitherm uses the same principles as double glazing and takes them a step further. It combines two highly efficient glazing panels with a built-in laminate layer and a special transparent Low-E coating that stops 56% more internal heat from escaping. A much more effective insulator than triple glazing, Comfort Glass is designed to dramatically improve your home’s thermal performance amongst other benefits, including improved home security, noise reduction, and furniture fade protection. An extremely popular alternative to triple glazing, Comfort Glass is the best way to keep your home warm and safe.

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    Traditional Residence 7 window

    Energy Efficient

    Smart Low-E glass coating achieves window energy ratings of A and U-values as low as 1.3 W/m2K, meeting and far exceeding all current UK regulations.

    Noise Reduction

    Built-in acoustic layer further blocks out external sounds from travelling into your home, providing 20% better noise reduction than older-style double glazing.

    Tougher Glass

    A robust built-in transparent layer makes it much tougher to break than standard double glazing. Laminated glass will also not shatter.

    What is Comfort Glass?

    Comfort glass is the latest in glazing technology. It has energy efficiency at its core. Because it uses two panes of glass which include a laminated layer and special low-e coating its more energy efficient and secure than double or triple glazing.

    Upgrading to Comfort Glass and Comfort Plus Glass can make a substantial difference in your household energy bills too, outperforming triple glazing by providing 20% better noise reduction than older-style double glazing.

    What is Low-E Comfort Glass?

    What sets Comfort Glass apart from double glazing and triple glazing is its enhanced levels of thermal insulation, security, and noise reduction. With a range of clear and toned laminated glass options to choose from, these elements work together to break up any airflows to keep cold draughts out and stop any heat from escaping from the room.

    To ensure the best levels of heat retention possible, Comfort Glass remains the superior glazing product thanks to a unique combination of high specification laminated glazing, durable Low-E coating, and an optional special coating that blocks out 40% of external heat from the sun while keeping in 65% more internal heat.

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    Full Residence 7 window installation

    Superior energy efficiency in Tonbridge, Rochester, & Canterbury

    When you want the ultimate home insulation, our A energy rated Comfort Glass is for you. Not only does it achieve some of the very best grades available, but it also boasts low U-values of 1.3 W/m2K. This illustrates its pioneering ability to keep your home energy efficient.

    If you’re looking to reduce your home’s carbon emissions, then Comfort Glass is an excellent solution as far less energy will be required to warm your home. This means you’ll also be able to save money on your energy bills, whilst protecting the environment.

    Say goodbye to draughty spots in your home and enjoy a comfortable temperature within your home 365 days of the year with our modern Comfort Glass.

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    Modern Comfort Glass will keep external noises out

    If you live in a busy city centre, near a main road, airport, or noisy factory, a quiet and peaceful home could be your ultimate dream. With Comfort Glass, this dream could soon become a reality. Comfort Glass is an excellent acoustic insulator. Delivering 20% better noise reduction than older-style double glazing, it's built-in acoustic layer effectively blocks out external noise from entering your home which creates a tranquil living environment where you can relax after a hard day’s work.
    Comfort glass is also really easy to clean and requires minimum maintenance.

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    Oak effect Residence 9 window interior
    Black aluminium casement window

    Heighten home protection with robust Comfort Glass

    If you’re looking to boost your home’s security, then our modern Comfort Glass windows are the best solution. Incorporating a tough built-in transparent laminate layer that makes it much harder to break than standard double glazed windows, its resilience is exceptionally increased. United with quality frames and advanced multi-point locking features, they’ll stay intact from strong forces as they are much less likely to smash. Plus, for absolute peace of mind, laminated glass will not shatter either – so it’s a much safer alternative all round.

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    A range of Comfort Glass window styles and designs

    Our extensive window collection caters to every personal taste. You can choose from our popular casement or bay window styles, and even design your own unique window style with our bespoke window services. They’re tailored down to the finest details, and we’ll ensure that they meet your individual preferences.

    You have a choice of three high-performance materials; uPVC and aluminium. Depending on the material you opt for, you will be able to choose from up to 150+ RAL colours and a variety of wood effect finishes for a traditional style. Whether it’s sleek grey, classic cream, or a vibrant coloured window frame, we’ve got a design to suit each and every home. You can include any of our window furniture pieces and even incorporate decorative glazing to add a distinctive touch to your new Comfort glazed windows.

    Large black aluminium casement window
    White uPVC bespoke window

    Comfort Plus glass

    Comfort Plus glass adds an extra layer of invisible coating that stops your home from overheating. Perfect for south-facing homes that get a large amount of sunlight.

    So you could use comfort plus glass in rooms prone to overheating and normal comfort glass in other rooms to let more heat from the sun in where that isn't an issue.

    The extra coating also increases the strength of the window making it more secure as well.

    What is comfort glass?

    Comfort glass is an exceedingly efficient glazing system. It uses two glazed panels combined with a laminated layer and low-e coating. This stops heat escaping from your home even more than standard double or triple glazing.

    Is comfort glass better than double glazing?

    Yes, compared to standard double glazing comfort glass can stop up to 56% more heat from escaping your home, it protects furniture from fading, blocks 99% of damaging UV rays, is more secure and provides up to 20% more noise reduction.

    Grey aluminium bay window

    Your Window and Door Journey with FineLine

    Replacing your windows and doors is easy.


    Choose the right windows and doors

    Fill out a form online or visit one of our 11 showrooms to see our range of high-quality windows and doors up close and speak to our expert team for any advice on materials, styles, colours, energy efficiency and glazing. Once you are happy with your choice, we’ll provide you with a free no-obligation quote.


    Place your order with us

    When you want to go ahead with your order, the details have been approved, and we have received your order deposit, our administration team will provide your contract to a surveyor.


    Your surveyor assessment

    The surveyor will contact you to arrange a date that is convenient to come to your home and review the project scope, take accurate measurements and discuss any other matters that need to be considered. We will then confirm the surveyor’s assessment.


    Confirm an installation date

    Our installation department will contact you to arrange a date for your window and/or door installation and your products will be ordered and manufactured, using cutting-edge techniques and industry-leading materials.


    You're ready for your installation

    On the day, our skilled team will arrive at the agreed time to install your products, ensuring minimal disruption. They’ll explain the locking and opening systems and share maintenance tips to keep your products looking brand new. Once your installation is complete, we will contact you to confirm that everything has been finished.

    Begin Your Project

    Get your free quote – with no-obligation to buy. Simply fill in the form below to get started:

      By submitting your details you confirm that you agree to the storing and processing of your personal data by FineLine as described in the privacy statement.


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      Multi-award winning company

      Here at FineLine, we’re proud to have won many prestigious awards for our products as well as our work in the community:

      Installer awards 2022
      G21 Finalist
      SEHBAC showroom winner
      Ultraframe designer winner
      Conservatory and orangery awards winner 2019
      NHIC 2018 Consumer confidence award
      G17 Installer of the year
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      We’re one of the largest

      regional retail companies

      Vetted for professionalism, competency & compliancy

      Improving South East homes for more than 50 years

      With show centres across the South East, you’re not far away from achieving your dream home:

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      Our Accreditations

      FENSA Approved
      TSI Approved Code
      Ultra Installer
      QA National Warranties