Cost guide
How much does a Secondary glazing cost?
Thinking about secondary glazing? It is a smart choice for many homes. You can expect to pay between £1000 and £1500 nationally. This guide will help you understand those costs. You are getting improved insulation, noise reduction, and a more comfortable home. This is often perfect for period properties or listed buildings where original windows must stay.
Typical price
£1,000 to £1,500
What changes the price
Window size and type
Larger or unusually shaped windows will naturally cost a little more to glaze.
Number of windows
More windows mean a higher total cost, but sometimes a better per unit price.
Frame material
Aluminium, uPVC, or timber frames each have different price points.
Glass type
Standard glass is common, but acoustic or low emissivity glass costs more.
Installation complexity
Difficult access or intricate window designs can increase fitting time and cost.
Company reputation
Established, highly-rated installers often reflect their quality in their pricing.
Prices by region
| Region | Low | Typical | High |
|---|---|---|---|
| London | £1,200 | £1,600 | £1,900 |
| South East | £1,100 | £1,500 | £1,800 |
| South West | £1,050 | £1,400 | £1,700 |
| East of England | £1,050 | £1,400 | £1,700 |
| Midlands | £1,000 | £1,300 | £1,600 |
| North West | £950 | £1,250 | £1,550 |
| North East and Yorkshire | £900 | £1,200 | £1,500 |
| Scotland and Wales | £950 | £1,250 | £1,550 |
Questions people ask
What is secondary glazing?
It involves adding a discreet second pane of glass inside your existing window frame. This creates an insulating air gap without altering your original window's appearance.
Why should I choose secondary glazing?
It significantly improves thermal insulation, reducing heat loss and lowering your energy bills. It also offers excellent noise reduction, making your home much quieter.
Is it suitable for listed buildings?
Yes, it is often the preferred solution for listed properties. It preserves the original windows while enhancing comfort and efficiency, usually meeting conservation requirements.
How long does installation take?
Installation is typically quick and non intrusive, often completed within a day or two depending on the number of windows. Your installer will give you a clear timeline.
Will it reduce condensation?
By improving insulation and keeping the inner pane warmer, secondary glazing can often help reduce condensation. This leads to a drier, healthier indoor environment.
Does it require much maintenance?
No, it is very low maintenance. A simple wipe down with a damp cloth is usually all that is needed to keep it clean and looking good.