- Know the price before you're quoted
- Free quotes from local trades
- No obligation to go ahead
- Honest prices, checked monthly
Guide categories
What's going on with your windows and doors, what you can fix yourself and when it's worth calling an installer, taken from the Energy Saving Trust, FENSA and the official guidance rather than from sales copy.
Each guide links to what the work costs, and ends with a way to get quotes from local installers.
The guides.
The rules, problems and choices behind windows & doors jobs.

Condensation between window panes
Why it happens, whether it can be fixed, your guarantee, and the unit or the window.

Condensation on windows
Inside, outside or between the panes: what each means and how to stop it.
What the jobs cost.
Prices, what moves them and who to hire, in our cost guides.
New windows£4,050 to £8,100Semi-detached, 9 uPVC windows, fitted
Double glazing£450 to £900Per uPVC double-glazed window, fitted
Sash windows£650 to £1,000Full refurbishment, per window
Front door£1,000 to £2,500Composite front door and frame, fitted
Bifold doors£3,600 to £5,400Aluminium bifold, up to 3m, fitted
Garage door£1,000 to £1,900Single electric insulated roller door, fitted