scotland flag | The Advanced Group WindowsFitting Scotland Perfectly

Double Glazing Charlestown

34 years trans | The Advanced Group Windows
Founded in 1988, Advanced has over 34 years of experience in the industry and has quickly grown to become Scotland’s go to choice for double glazed and triple glazed uPVC doors and windows.
scotland flag | The Advanced Group WindowsFitting Scotland Perfectly

Double Glazing Charlestown

We provide a huge range of A-rated stylish and practical products, offering unrivalled energy efficiency, flexibility, and sturdiness from traditional casement windows to the latest ingenious tilt and turn technology, all at very competitive prices.
For additional information on the advantages of secondary glazing, new window installation, or to arrange a free survey of your home by among our professional installers, contact our professional sales group today on 0141 473 4141.

zero deposit | The Advanced Group Windows
zero percent | The Advanced Group Windows
5 years | The Advanced Group Windows
15 years | The Advanced Group Windows

34 Years of Home

Our windows guarantee to enhance the
appearance of your home both inside and out.
casement before | The Advanced Group Windows BEFORE
casement after | The Advanced Group Windows AFTER


We’ve installed thousands of windows over the last 34 years, take a look at what we have installed more recently.

Popular Colour Options

Whatever look you are going for with your home, there is a  colour choice type to match, with a huge range of styles and decorative finishes available.

Our Brochure

white windows | The Advanced Group Windows
oak | The Advanced Group Windows
rosewood | The Advanced Group Windows
mahogany | The Advanced Group Windows
black | The Advanced Group Windows
cream | The Advanced Group Windows
charcoal | The Advanced Group Windows

Our Brochure

white windows | The Advanced Group Windows
oak | The Advanced Group Windows
rosewood | The Advanced Group Windows
mahogany | The Advanced Group Windows
black | The Advanced Group Windows
cream | The Advanced Group Windows
charcoal | The Advanced Group Windows

About Advanced Windows

The comprehensive range of doors and windows readily available to our <a href=”/locations/double-glazing-Charlestown“>Charlestown</a> customers is of the highest quality possible, produced using the current most sustainable production methods in among Europe’s most innovative extrusion facilities.

Leading the market when it comes to sustainability, with 80% of our uPVC frames constructed from recycled materials, all our products are made to last and are driving the future of double and triple glazed windows.


Improperly fitted window frames are Charlestown properties, leaving property owners with costly energy costs, and highlighting the value of choosing windows with highly energy efficient and weather resistance frames.

All the frames used in our products are carefully designed and constructed utilising a multiple internal chamber construction that functions as a barrier against the cold outdoors air and prevents the heat from your home leaving.

Heat retention is important for avoiding extortionate energy bills because it prevents heat from leaving practically as quick as your heating system can create it.

Our frames allow our clients to take pleasure in great energy efficiency scores throughout even the coldest winters and are among our major factors for our windows being A rated by the BRFC.


Energy reflecting glass is fitted in all our double and triple glazed units, transmitting solar energy from outdoors to inside of your home, whilst reflecting and keeping internal heat.

To assist prevent condensation from forming, thermo spacer bars have also been installed to remove cold areas from around the edge of the glazed pane, preventing mould growth and further increasing unit performance.

Energy Efficiency

Home heating expenses have increased considerably over the last few years, and house owners are often find themselves paying excessive for their homes because of badly installed, or terribly carrying out, doors and windows

In fact, over 20% of all the heat loss from a standard domestic home in Scotland is estimated to be a direct outcome of this, meaning that choosing the most suitable new triple or double glazed windows is an extremely important financial choice.

Given the significant effect that energy efficiency has on your home’s financial resources, and the truth that finding windows with the highest possible energy efficiency can be an incredibly difficult task, we understand that finding the right window for your requirements is an overwhelming prospect.

Because of this, we’ve made sure to create a highly energy-efficient range of units for you to choose from, with our products already assisting our customers conserve hundreds of pounds every year in their energy expenses.

The energy efficiency of a window is measured in U-Values, with the lower the U-Value, the more energy efficient it is.

Advanced’s products have a few of the most outstanding u-vales of any windows and doors on the market, with our standard double glazed windows alone offering an exceptional u-value of 1.4 W/m2K (A-rated).

Our double glazing also features the option of further minimizing this to just 1.2 W/m2K, and by utilising Soft Coat Xtra and Argon Gas, our triple glazing has the ability to attain a u-value of just 0.8 W/m2K, best for those looking to increase their energy efficiency.

It is approximated that changing your existing windows and doors with double or triple glazed units installed by the professionals here at Advanced could conserve you up to 40% on your yearly energy costs.


The security of your property loved ones is vital, and picking units that include excellent security features is vital when choosing your replacement doors and windows.

First, it’s crucial to note that just updating from standard single glazed windows to double or triple glazed windows is a significant improvement for home security as including extra layers between you and a trespasser makes it a lot harder for them to get into your home.

We take security a step further at Advanced by using fully welded robust frames and internal glazing that ensures that the securing glazing bead can not be removed from beyond the structure.

Strong hinges, high quality deals with, and high performance multi-point locking system are also included as standard.

For those who are after a a lot more secure option, we also offer strengthened or laminated glass that can be fitted upon demand.

We check our products to ensure they’re the most durable and robust readily available on the market, with all the hardware components in the units evaluated for 600 hours before being accepted into production. (3x longer than the industry standard).

Casement Windows

Casement windows have long been the most popular window design in the UK, and with an ageless, classic design and excellent versatility this doesn’t look like altering anytime soon.

Our casement windows can be hinged from either the side or from the top and are thought about one of the most energy efficient options for nearly any property.

Product Performance | The Advanced Group Windows

Product Performance

We carefully develop all our products to an exceptionally high standard and offer an exclusive 15-year guarantee with every installation, giving you peace of mind that in the unlikely event that something does go wrong you won’t be dealing with expensive repair work costs.

Multi Chambers | The Advanced Group Windows

Multi Chambers

Multi chambers within the frame of all our windows work to retain heat and keep your home at the best temperature level all year long, substantially lowering the quantity of energy you are wasting year on year.

Energy Performance | The Advanced Group Windows

Energy Performance

Thanks to the industry leading innovation behind our heat reflecting glass, all our casement windows are A-rated for energy efficiency.

Concealed Gaskets | The Advanced Group Windows

Concealed Gaskets

To increase the visible glazing location of your window, all the glazing gaskets on our windows are contained within the frame of the window itself, ensuring that gasket rubber is hidden and does not disturb your view.

Positive Drainage | The Advanced Group Windows

Positive Drainage

All our frames come equipped with inbuilt channels to assist in reliable drainage, and are fully sealed and leak-proof, implying that your new uPVC windows and doors will thrive throughout even the most severe of Scottish winters.

Frame Finish | The Advanced Group Windows



Tilt and Turn Windows

With the addition of an innovative hinge system that permits supreme versatility, tilt and turn windows are a popular variation on the timeless casement window.

Tilt and turn windows can either be opened with the leading ’til ted’ inwards for optimum ventilation or ‘turned’ up to 90 degrees inwards from the side.

A tilt and turn window can function as a legitimate fire escape if it is opened fully in the ‘turn’ position

French Windows

French windows operate in a comparable method to french doors, with two different openings, each opening from one side of the frame.
French windows are a highly trendy window option and serve as a reliable emergency exit when both sides are in the fully employment opportunity.


As a contemporary business operating with the current climate emergency situation in mind, sustainability is at the heart of whatever we do, and have tailored each element of our manufacturing process to match, without compromising our product quality or efficiency.

Decreasing Waste

To restrict the amount of waste that happens as a by-product of our manufacturing, 80% of the material used in our uPVC frames are developed utilizing recycled materials, with most of the waste produced being processed in a recycling facility instead of being sent out to landfill.

Decreasing Carbon Emissions

We not just do everything we can to limit our carbon emissions, but we’re also continuously searching for ways for our customers to decrease their own carbon footprints, and save great deals of cash along the way too!

Our multi-chamber technology and thermo spacer bars could assist you reduce the frame carbon emissions of your home by up to 70%, by substantially minimising the amount of time you need to have your home heating system turned on.

Contact Us

Call your regional professionals at The Advanced Group is you are trying to find double glazing services in Charlestown or the surrounding location.

From sash windows to patio doors our range of triple and double glazing products is second to none.

We have developed a great track record for quality double glazing Charlestown products and exceptional customer care, with both our domestic and commercial customers, and will put your needs first from the initial check out to the final installation of your new windows.

For additional information on our full range of Charlestown glass and glazing products, a free quote, or to set up a free survey, contact our expert team today on 0141 473 4141.