We’ve installed thousands of windows over the last 34 years, take a look at what we have installed more recently.
Fitting Scotland Perfectly
New Windows Galston
Quality Energy Efficient Double Glazed Windows & Doors




Noticed a temperature change in your home? Heating bills on the rise? Or condensation forming on or inside your windows when you wake up?
If that seems familiar, your windows are telling you a message.
Windows don’t last forever, and older ones lose theirs over time.
That gas between the panes? It leaks out. The rubber gaskets go rigid and contract. And what previously did keep the cold out barely holds up.
Living in Galston, you know that rain and wind often beat the sunny days, and worn-out windows make a noticeable difference to how warm and snug your house feels.
The Advanced Group is here to help, backed by over 38 years of trusted service. Whether you are looking for new windows for a single room or a full house of replacement windows and doors, we’ll guide you to the right option and make sure everything is installed properly.

The obvious ones stand out. Cracked glass, rotten timber frames, handles that won’t lock properly.
Some signs slip under the radar however, and by the time you pick up on them, they’ve been steadily losing you money for months or even years.

Moisture or fogging between the two sheets of glass? The sealed unit has broken down.
Once that seal breaks, the argon gas that provides insulation seeps out, and your window loses a significant chunk of its thermal efficiency.
Don’t throw money away with increasing heating prices and make sure to bring back your home’s thermal efficiency with perfectly sealed new windows.

Try holding your hand near the edges of your window on a windy day. If you notice cold air getting through, the seals have worn away.
Sure, draught proofing strips can help for a bit, but they’re just a sticking plaster. The problem only gets worse as the rubber keeps breaking down.

If your windows jam, won’t close properly, or are difficult to open, this poses both a safety risk and an insulation problem. Warped frames, worn hinges, and failed mechanisms are all indicators that the window has come to the end of its useful life.
The single-point catches on older windows don’t compete with the multi-point locking systems on modern windows. Throw in toughened glass, and your house has a serious safety upgrade.
Windows lose a considerable share of your home’s heat. They’re the bridge between you and the outside elements.
Old double glazing can’t keep up. The energy ratings are significantly below what’s on offer now, even if the original spec was solid when first fitted.
Want to protect your property from those high energy costs? New double glazed windows and doors are the answer.

Every Galston house is different, and the right window choice depends on the building, the room, and how you use it.
The Advanced Group has a wide selection of double glazed and triple glazed windows and doors available, including uPVC casement, sash, tilt and turn, and top hung styles, all supplied and fitted by our experts.

The casement window claims the crown of the UK’s most common type. Side-hinged and opening outwards, they’re great for ventilation and a doddle to clean from inside.
Modern build or traditional house, casement windows suit the lot. A wide range of colours and finishes is on offer, and the woodgrain effects mimic the look of timber without any of the maintenance or warping worries.

Our sliding sash windows recreate the look of original wooden sash frames while offering modern thermal efficiency and security.
Proportions, sight lines, and opening mechanism all follow the traditional design. Ideal for conservation areas or maintaining your property’s personality.

Tilt and turn windows are properly handy! They tilt inward at the top for protected ventilation and swing fully inward on a side hinge for simple cleaning.
They’re particularly common in upper-floor flats, where climbing up a ladder to clean the outside of the glass isn’t an option.
The tilt mode is a genuine benefit! You get airflow without the safety concerns of a fully open window, which is especially handy if you’ve got young children at home.
Top hung windows are hinged at the top and open outward from the bottom, offering a sensible choice for ventilation that also works to keep rain out.
They’re often chosen in bathrooms, kitchens, stairwells, bay window setups, and other spaces where privacy and airflow are equally valued.

Full-length windows that open outward like French doors. That’s what French windows offer.
Paired together, they work beautifully and can be matched with sidelights to fill a wide opening with glass and natural light.
The Advanced Group focuses in uPVC frame materials for sound reasons.
Scottish weather is demanding, and uPVC is made to be long-lasting and resilient to harsh, windy, and wet weather. Unlike timber frames, uPVC won’t have the same warping or rot worries.
In addition, uPVC delivers the advantage of being low maintenance.
A simple wipe down with soapy water is all it takes to keep your uPVC windows appearing brand new.
Energy efficiency is where our uPVC windows really shine. Multi-chambered uPVC design, U-values as low as 0.8 W/m2K on some frames, and a genuine boost to the energy efficiency of your house.
And the best part? uPVC double glazing is also the most cost-effective option on the market.
So you can often choose higher-specification glazing and still keep within budget. We also stock glazed uPVC doors too, including uPVC doors, composite doors, and patio doors to coordinate.
Cold, wet, and windy. That’s Scotland for a large chunk of the year.
In that kind of weather, the energy performance of your windows really affects how much you spend on heating and how comfortable your house feels on a daily basis.
The thermal performance of any window is measured by its U-value.
Lower figure, less heat escaping. Scottish building regulations currently require a maximum of 1.6 W/m2K for replacement windows.
Our standard double glazed windows perform at 1.2 W/m2K. The premium range? As low as 0.8 W/m2K. Twice as effective as the regulatory minimum, comfortably.
The result? It appears on your energy statements.
Argon gas filled sealed units and low-E glass coatings do the real work in A-rated energy-efficient windows and doors. Heat gets pushed back in. Light still flows through.
Old single-glazed sash windows or 1990s double glazing? Replace them, and you could see a real drop in heating costs before the first winter is over.
Galston has its share of double glazing firms, and most offer basic products. Few, though, come close to the calibre of the windows and doors provided by The Advanced Group.

Our trusted installers often get asked about our triple glazing range.
An extra pane of glass makes triple glazing apart. It means enhanced insulation and greater noise control beyond standard double glazing.
Exposed area? Up a hill? Facing north? Near a busy road or flight path? The Advanced Group will walk you through the benefits of triple glazing.

We understand that new windows are an investment, and paying for them all at once isn’t always practical.
So we make available 0% APR and up to 4 years of interest free credit. Simple.
It means you can get the windows you deserve through helping you spread the cost of your new windows and doors in a way that suits for you.
38 Years of Experience
We’ve been installing double glazing across Scotland since 1988.
Over the course of 38 years, we have learned what performs, formed lasting relationships with partners, and trained window fitters who take pride in their work. That experience is visible in every job we finish.
Our 15-Year Guarantee
Every window installation we carry out is backed by a 15-year guarantee, which covers both the product and the workmanship.
Why is our guarantee higher what other companies provide? Because we’re completely assured in the quality of our windows and the ability of our installers!
If anything happens, simply contact us and we’ll put it right.

As Scotland’s number one provider of energy-efficient double glazing products, we’ve got an unrivalled range of designs, frames, colours, and finishes ready for you!
Why not swing by our showroom? We’d be more than pleased to individually guide you through our full selection!
Planning new windows or doors in your Galston property? The Advanced Group is here to support you.
Whatever your window and door requirements, we’ll arrange a home survey at a time that fits you, measure up, talk through your possibilities, and give you a written quote with no obligation and no pressure.
If you’d like to view our range of windows and doors in person before reaching a decision, come along to our showroom any time!
Want to get started? Speak to a member of our helpful team today for your free quote or home survey!
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