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Double glazing cost: what it really costs in 2026

A Qome Snap Guide: quick, honest and no guff. Approximate figures, adjusted to your region inside Qome.

Snap answer
£650 – £1,105 per window

uPVC casement windows start around £650 each fitted. Sash styles run about £975 and tilt-and-turn around £1,105. A whole-house replacement typically starts near £9,500.

Takes1–3 days for a whole houseDisruptionLow, one room at a time, a bit of dust per window

Cost at a glance

OptionBest forGuide range
uPVC casementThe standard, best value£650 / window
uPVC sashPeriod look, modern performance£975 / window
Tilt & turnEasy cleaning, full opening£1,105 / window
Approximate guide figures, not quotes, Qome adjusts every price to your region.

What actually happens

  1. Survey and exact measuring of every opening
  2. Old windows cut out one room at a time
  3. New frames levelled, fixed and packed
  4. Sealed, trimmed and made weathertight inside and out
  5. Handles, vents and restrictors fitted
  6. FENSA certificate issued

Price by region

Starting figures by region, the same honest baseline, adjusted for where you live.

London (Inner)from £1,000 /window
London (Outer)from £900 /window
South Eastfrom £800 /window
East of Englandfrom £700 /window
South Westfrom £700 /window
Scotland (Highlands)from £600 /window
West Midlandsfrom £600 /window
North Westfrom £600 /window
East Midlandsfrom £600 /window
Scotland (Central)from £600 /window
Yorkshirefrom £600 /window
Walesfrom £550 /window
North Eastfrom £550 /window
Northern Irelandfrom £550 /window

Popular choices

Anthracite grey framesFlush casement stylingAcoustic glass on road-facing rooms
Rules & regulations
  • Replacement windows must be certified through FENSA or CERTASS (or signed off by building control)
  • Conservation areas and listed buildings restrict styles and materials, check first

Snap tips

Price it properly on Qome

Choose your options and see an honest, region-adjusted estimate, free.

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