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 Milton of Leys
Quality Energy Efficient Double Glazed Windows & Doors




Maybe you’ve felt a drop in temperature inside your home. Heating costs going up. Or condensation building up on or inside your windows each morning.
Ring a bell? Your windows are telling you a signal.
Windows don’t keep their seal indefinitely, and older ones lose theirs over time.
The gas between the panes seeps away, the rubber gaskets stiffen and contract, and what once did keep the cold out now barely makes a difference.
In Milton of Leys, where the rain and wind can seem more regular than sunshine, ageing windows truly affect how warm and cosy your home feels.
However not to worry, The Advanced Group is here to support you with over 38 years of trusted service. Whether you want new windows for a single room or a full house of replacement windows and doors, we can help you find the right fit and get everything installed correctly.

Some issues are easy to spot, like cracked glass, rotten timber frames, and handles that won’t lock correctly.
Other symptoms, however, are harder to spot, and by the time you realise, they might have been costing you money for months or even years.

If you spot moisture or fogging between the two panes of glass, this is a clear sign that the sealed unit has broken down.
The seal goes. The argon gas leaks out. The window loses a large portion of its thermal performance.
Why throw money away on increasing heating bills? Recover your home’s thermal efficiency with perfectly sealed new windows today.

Try placing your hand near the edges of your window on a windy day. If you feel cold air sneaking through, the seals have broken down.
Draught proofing strips provide a temporary solution, but they’re really a sticking plaster on a problem that will only get worse as the rubber keeps perish.

Sticking windows that won’t lock correctly aren’t just inconvenient, they’re a safety risk and an insulation problem too. Warped frames, worn hinges, and failed mechanisms all suggest a window that’s hit the end of its working life.
Multi-point locking systems on newer windows deliver significantly better security than the single-point catches found on older models, and toughened glass options give an extra layer of protection.

Your windows are behind a considerable amount of the heat loss in your home. They’re the link between you and the elements.
Double glazing from years ago is a thing of the past, and the energy ratings will be significantly below what’s on offer today, even if the specification was good when first installed.
Fitting new double glazed windows and doors is one of the best ways to guard your property from high energy costs.

No two Milton of Leys homes are the same, and the best window style depends on the house, the room, and how you live in it.
The Advanced Group has a full selection of double glazed and triple glazed windows and doors on offer, including uPVC casement, sash, tilt and turn, and top hung designs, all supplied and fitted by our team.

As quite possibly the most common window style in the UK, casement windows are side-hinged and open outwards, providing practical ventilation and easy cleaning from inside.
Modern house or traditional property, casement windows work with the lot. A wide range of colours and finishes is provided, and the woodgrain effects capture the look of timber without any of the maintenance or warping fear.
Our sliding sash windows replicate the look of original wooden sash frames while providing modern thermal efficiency and security.
The proportions, sight lines, and opening mechanism all stay true to the traditional design, which is brilliant if your property’s in a conservation area or you just want to maintain its character.

Tilt and turn windows are genuinely clever! They tilt inward at the top for protected ventilation and swing completely inward on a side hinge for simple cleaning.
For those living in upper-floor flats, tilt and turn windows are a popular choice, as cleaning the outside of the glass from a ladder isn’t an option.
The tilt feature is a real plus! You get airflow without the security concerns of a fully open window, which is especially handy if you’ve got young kids at home.

Top hung windows open outward from the bottom while staying hinged at the top, which is brilliant for getting air in without letting rain in.
Frequently fitted in bathrooms, kitchens, stairwells, and bay window setups. Any space where privacy and airflow both are important.

Think of them as full-length windows that open outward, just like French doors. That’s French windows for you.
Pair them up and match them with sidelights, and you can flood a wide opening with glass and natural light. The result is beautiful.

We specialise in uPVC frame materials. And for solid reason.
Scottish weather is demanding, and uPVC is designed to be long-lasting and resistant to rough, windy, and wet weather. Unlike timber frames, uPVC won’t have the same warping or rot problems.
On top of that, uPVC is really low maintenance.
A quick wipe down with soapy water is all it needs to have your uPVC windows appearing brand new.
Energy performance is where our uPVC windows really deliver. Multi-chambered uPVC construction, U-values as low as 0.8 W/m2K on some frames, and a real improvement to the energy performance of your home.
And best of all? uPVC double glazing is also the most affordable option.
This means you can often fit higher-specification glazing without breaking the budget. We also supply glazed uPVC doors, including uPVC doors, composite doors, and patio doors to complement.
Scotland is cold, wet, and windy for a significant chunk of the year.
In such a weather pattern, the energy performance of your windows has a real impact on your heating bills and the overall cosiness of your house day to day.
A window’s thermal performance is measured by something called its U-value.
A lower U-value means less heat being lost through the glass and frame. Scottish building regulations currently set a maximum U-value of 1.6 W/m2K for replacement windows.
Our standard double glazed windows achieve 1.2 W/m2K, and our premium models can reach 0.8 W/m2K! That’s performance at twice the regulatory minimum!
The difference appears on your energy bills.
A-rated energy-efficient windows and doors with argon gas filled sealed units and low-E glass coatings bounce heat back into the room while still letting light through.
If you’re swapping out old single-glazed sash windows or dated double glazing, you could see a noticeable drop in your heating bills within the first winter.
A number of double glazing firms in Milton of Leys sell entry-level products, but not many can match the standard of the windows and doors we supply.
Our trusted installers are frequently asked about our triple glazing options.
An extra pane of glass. Improved insulation. Better noise dampening. That’s triple glazing.
If your property is in an exposed area, at a greater altitude, facing north, or near a busy road or flight path, The Advanced Group would be more than happy to walk you through the benefits of triple glazing.

New windows are an significant purchase, and we understand that paying for them all at once isn’t always feasible.
That’s why we have 0% APR and up to 4 years of interest free credit, making the whole thing much easier!
Get the windows you need. Spread the cost in a way that works for you.

38 Years of Experience
Since 1988, we have been installing double glazing all over Scotland.
38 years teaches you a great deal. What lasts. Which suppliers to work with. How to train fitters who take genuine pride in their work. And it shows on every job we deliver.
Protected by a 15-Year Guarantee
Every window installation comes with a 15-year guarantee that covers both the product and the workmanship.
Why is our guarantee above what other companies provide? Because we’re totally assured in the standard of our windows and the expertise of our installers!
Something happens? We sort it straight. That’s the promise.

Scotland’s premier provider of energy-efficient double glazing. An unmatched choice of designs, frames, colours, and finishes.
Why not visit our showroom? We’d be more than pleased to individually walk you through our full collection!

New windows or doors for your Milton of Leys house? The Advanced Group is more than willing to assist.
Whatever your window and door requirements, we’ll arrange a home survey at a time that fits you, size up, chat through your options, and hand you a written quote with totally no obligation and no pressure.
Want to see the range in person first? You’re invited to visit our showroom.
For your free quote or home survey, contact a member of our helpful team today.
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