Double glazing in Perth
£1,858 to £10,081 installed, and 53% of homes in the council area rated EPC D to G.

What double glazing costs in Perth
4–6 windows
£1,858–£3,494
Saves up to £67 a year. Pays back in about 40 years.
Full house (most common)
£4,005–£6,195
Saves up to £117 a year. Pays back in about 44 years.
Large home package
£6,792–£10,081
Saves up to £164 a year. Pays back in about 51 years.
Source: Home Energy Quotes Cost Index, costs modelled June 2026, savings at the October to December 2026 price cap. Prices are estimates and include installation and VAT. Actual costs may vary.
Perth in numbers
Published statistics for the Perth and Kinross council area, not our estimates.
An estimated 53% of homes in the Perth and Kinross council area are rated EPC D to G. At the 2022 Census, 61.2% of households in the Perth and Kinross council area used mains gas as their only central heating, 11.2% oil only and 12% electricity only.
| Perth and Kinross council area | Figure | Source |
|---|---|---|
| Homes rated EPC D to G (survey estimate) | 53% | Scottish House Condition Survey 2022 to 2024 |
| Households on mains gas heating only | 61.2% | Scotland's Census 2022, NRS |
| Electricity network operator | SSEN Distribution (North Scotland) | NESO licence area boundaries |
These are published official statistics for the Perth and Kinross council area, which covers Perth, not Home Energy Quotes estimates. Sources checked 6 October 2026.
Is Perth a good place for double glazing?
The area’s housing stock includes a range of properties suited to double glazing installations throughout Perth. Combined with Scotland’s energy prices, double glazing installations here may offer good value (individual results will vary).
Perth has a population of 47,350, and the area falls within the Scotland region. We recommend getting at least 3 quotes to compare prices.
Find Installers in Perth
We recommend getting at least 3 quotes from qualified installers before making a decision. Check reviews, ask for local references, and make sure warranties are clearly stated in writing.
What to check before hiring an installer in Perth
- Qualifications — check the installer holds relevant qualifications and certifications for double glazing before signing any contract
- Local references — ask for completed jobs in Perth or Perth and Kinross
- Reviews — check online reviews before committing
- Warranty — product and workmanship warranties should be clearly stated in writing
- 3 quotes minimum — we recommend comparing at least three quotes to ensure you get a fair price

Questions about double glazing in Perth
How much does double glazing cost in Perth?
How energy efficient are homes in Perth?
Is there a grant for double glazing in Perth?
How long is the payback period in Perth?
Do I need planning permission in Perth?
How do I find a good installer in Perth?
Get quotes for your home in Perth
Up to three approved installers who cover Perth may contact you. Free, no obligation.
Perth on the map

Double Glazing in nearby towns
Last reviewed: . Costs are modelled estimates from the Home Energy Quotes Cost Index — see how we calculate them. Grant rates are checked against GOV.UK.