If you live in a bungalow, you already know how much your windows affect the temperature of every room. There’s no upstairs to act as a buffer.
When the wind picks up or the temperature drops, you feel it straight away through old single-glazed or tired double-glazed windows that have long since lost their seal.
The Advanced Group has been replacing bungalow windows across Scotland for over 37 years. We know exactly what these properties need for expert energy efficiency.
If you are living in a bungalow, give our friendly team a call today, and we will get you sorted.
Why Bungalow Windows Need Replacing
Most bungalows in Scotland were built between the 1920s and the 1970s.
That means many still have their original windows, or first-generation double glazing from the 1980s and 1990s, that’s now well past its best.
Blown sealed units, cracked frames, stiff handles, and misted glass are all signs that your windows are no longer doing their job.
And the impact on your energy bills is real.
Not only are you losing heat and wasting energy, but your home can also feel colder, draughtier, and less comfortable all year round.
But it isn’t just about comfort. Safety is important too.
All entrances and windows are ground level for bungalows. Older, worn-out windows can develop weak points and offer far less protection than modern replacements.
Upgrading to new double glazing with tougher glass and multi-point locking systems can help improve security and give your home added peace of mind.
Choosing the Right Window Style for Your Bungalow
Bungalows come in all shapes and sizes, and so do their windows.
The right replacement depends on the style of your bungalow, when it was built, and how you use each room.
Here are the most common window types we fit in Scottish bungalows.
Casement Windows
Casement windows are usually the first choice for bungalows, and with good reason.
They’re hinged at the side or top, opening outward on hinges.
Clean-looking, easy to operate, and providing excellent ventilation when open and a tight seal when closed, they work well in almost every room.
Flush casement windows are a popular variation where the sash sits flush with the outer frame. This gives a modern appearance that suits both traditional and contemporary bungalow designs.
For bungalows that originally had timber casement windows, uPVC casement windows can maintain the same proportions and opening style. All while giving you the thermal performance and low maintenance that modern materials provide.
If you want the benefits of uPVC whilst retaining the look of timber, we can show our range that mimics the appearance of wooden window frames.

Bay Windows
Bay windows are a key feature on many Scottish bungalows. They project outward from the front wall to create extra space while letting more light into the room.
A bay window typically has three or five panels: a large fixed centre pane with angled side panels that open for ventilation.
And a well-fitted bay window transforms the front of a bungalow, adding character and making the room behind it feel noticeably larger, brighter, and warmer during cold weather.
The Advanced Group team will be happy to guide you through options for bay windows for your home.
Tilt and Turn Windows
Tilt and turn windows open in two ways.
In the tilt position, the top of the window opens inward to allow ventilation while keeping the window secure.
In the turn position, the whole sash swings inwards for full opening and easy cleaning.
They’re a practical choice for bedrooms and bathrooms in bungalows, where you want fresh air without compromising security, and they’re especially useful for bungalow owners who don’t want to lean out of a window to clean the outside of the glass.

Sash Windows
Sash windows are a classic choice that suits many traditional Scottish bungalows, especially those with original period features.
Unlike casement windows, sash windows open by sliding vertically, allowing you to control ventilation more precisely while maintaining a neat, elegant appearance.
They’re particularly popular with homeowners who want the classic appearance of heritage windows without the upkeep that comes with painted timber.

Picture Replacement Windows
Picture windows are large fixed panes of glass designed to maximise the view and flood a room with natural light.
They don’t open, so they’re used alongside opening windows in the same room.
In a bungalow, a picture window in the living room or kitchen can make a small room feel twice as big, particularly if you have a garden or countryside view worth showing off.
Why We Supply uPVC Windows
uPVC is a popular material for bungalow window replacement in Scotland.
It is designed not to rot, warp, or need painting, giving you a low maintenance and durable frame that will last for years.
uPVC is also one of the most affordable materials on the market for frames.
But affordable doesn’t mean low quality.
And our triple-glazed uPVC frames can get a U-value as low as 0.8 W/m2K, providing you with excellent energy efficiency.
It can also come in a diverse range of colours and finishes from white and cream to brown and grey.
The uPVC products we use are made from recycled materials wherever possible, helping the planet while reducing your home’s heat loss.
Planning Permission to Replace Windows in Bungalows
In most cases, replacing windows in a bungalow is classed as permitted development and doesn’t need planning permission.
As long as the new windows are similar in appearance to the existing ones and your property isn’t in a conservation area or a listed building, you can go ahead without applying to the council.
Most bungalows are not in conservation areas, but if yours is, The Advanced Group can help you understand what is required and guide you through the process.
We help thousands of homeowners every year choose and install the right windows for their property.
We are always happy to answer your questions and support you from start to finish.
What Window Installation Involves
Replacing windows in a bungalow is pretty straightforward compared to most other property types.
Ground floor access means the work is quicker, safer, and less disruptive than it would be in a house with upper floors.
Our experienced window installers handle the whole process from start to finish.
Before Installation
We carry out a free home survey to measure every window opening, check the condition of the surrounding brickwork or stonework, and discuss your preferences for style, colour, and glazing.
Your bespoke windows are then manufactured to your exact measurements.
Once your windows are ready, we will arrange an installation date that suits you.
Installation Day
Our fitting teams remove the old windows one at a time and fit the new ones in their place.
Each window is carefully positioned, levelled, sealed, and secured.
Because everything is at ground level, there’s no need for scaffolding or working at height, which makes the process faster and causes less disruption to your daily routine.
We clean up as we go and remove all the old windows and packaging at the end of the job.
After Installation
We walk you through how the new windows work, including the locking mechanisms, tilt and turn functions (if applicable), and trickle vents for ventilation.
We will always be on hand should you have any questions or concerns once the windows have been fitted.
Finance Options for New Windows and Doors
Replacing all the windows in a bungalow is a worthwhile home improvement, but it’s a significant cost to pay in one go.
That’s why we offer 0% APR interest-free credit spread over up to four years with zero deposit.
You can have your new windows installed now and pay in manageable monthly instalments without any interest charges.
Plus, with our 15 year guarantee on doors and windows, you can feel confident in choosing The Advanced Group.
Why Choose The Advanced Group as Your Window Installer
Years of Experience with Double Glazed Windows
The Advanced Group has been fitting quality windows in Scottish homes since 1988. Bungalows make up a significant part of the work we do.
We understand the window styles, the building materials, and the specific challenges that come with single-storey properties.
All to help recommend the best option for your household.
Energy Efficient, High Quality Windows
Our windows can achieve a U-value as low as 0.8 W/m2K!
That’s not a marketing figure. It’s a tested, certified result that makes our windows some of the most energy efficient available in Scotland.
For bungalow owners who are tired of high heating bills and cold rooms, that performance makes a tangible difference from the first winter.
Trusted Team
Our fitting teams are employed by us, not subcontracted.
They’re experienced, qualified, and accountable.
When they install your bungalow windows, they represent us, and our reputation depends on getting the job right.
Every window we supply is custom made to fit your exact openings for premium insulation. We know that bungalow window frames come in all sorts of non-standard sizes that off-the-shelf windows simply don’t accommodate.
Get Your Free Quote Today for Window Replacement
If you are considering new windows for your bungalow, give The Advanced Group a call today.
We’ll be more than happy to arrange a free, no-obligation home survey at a time that suits you.
During this, our surveyor will measure every window, talk through your options for style windows and materials, and provide a written quote with no pressure to commit on the day.
Call our Glasgow showroom on 01355 271 223 today to find out more information.
