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uPVC windows · Dorset

Triple glazed uPVC windows in Wimborne Minster

We arrange surveys and fitting of triple glazed uPVC windows in Wimborne Minster and the BH21 area, with a written, fixed quote after a free survey.

BH21Postcode district
1.4U-value limit, England (W/m²K)
7h 56mDaylight, 21 Dec
16°Midday sun, 21 Dec
White uPVC casement windows on a 1930s red-brick semi-detached house

uPVC frames give the best heat-loss figure for the money, in white or woodgrain. Triple glazed uPVC windows are plastic-framed windows fitted with a sealed unit of three glass panes and two gas-filled cavities.

Winter light and glass choice in Wimborne Minster

By midsummer Wimborne Minster has about 16 h 31 min of daylight, but in December only around 7 h 56 min, with the noon sun at about 16°. Triple glazing keeps more heat in during those long, dark months; big south and west windows may suit solar-control glass for summer.

Guide prices in Wimborne Minster

GuideSupply and fit, inc VAT
Small window
about 600 x 1000 mm (bathroom, landing)
£695 – £845
Medium window
about 1200 x 1200 mm (bedroom)
£895 – £1,095
Large window
about 1800 x 1200 mm (lounge)
£1,395 – £1,695

Guide prices. Your written quote after the free survey fixes the price for the specification shown.

Rules for uPVC windows in England

The rules for replacement windows in England are set by Approved Document L (2021 edition, with 2023 amendments): 1.4 W/m²K, or a Window Energy Rating of band B or better. Replacement windows are a controlled fitting. A competent person scheme installer (such as FENSA or Certass) self-certifies the work and notifies the council within 30 days; otherwise a building control body approves it.

Planning: Replacing windows on a house is normally permitted development if the new ones look similar. New upper-floor windows in a side wall must be obscure glazed and fixed, or open only above 1.7 m. Flats and maisonettes have no householder permitted development rights, so a change that alters their appearance needs planning permission. An Article 4 direction in a conservation area may mean permission is needed, and listed buildings need listed building consent.

How it works

We start with a survey, not a sales pitch: measurements, the structure above any bays, trickle-vent needs and escape windows. The quote that follows fixes the price, and anything unexpected on the day is agreed with you first.

  • Every opening measured, including escape and vent needs
  • Frames rated for the weight of triple glass
  • Old windows removed and taken away
  • Each opening closed up the same day

Questions from Wimborne Minster

Will triple glazed uPVC windows look bulky?

The frames look much the same as good double glazed uPVC. The glass unit is thicker, but that sits inside the frame, so from outside the difference is hard to spot.

Do I need trickle vents?

In England and Wales, if your old windows had trickle vents, the new ones must have vents at least as big, and if they did not, the room must be no less ventilated than before. Scotland and Northern Ireland also require that replacement windows do not make ventilation worse. We size vents on the survey.

Do you fit triple glazed uPVC windows in Wimborne Minster?

Yes. We arrange surveys and fitting in Wimborne Minster and across Dorset. Send your postcode and the windows or doors you want replaced, and we will book a free survey.

Do I need permission for triple glazed uPVC windows in Wimborne Minster?

In England, like-for-like replacements on a house are normally permitted development; flats need permission if the change alters their appearance, Article 4 areas may need permission, and listed buildings need listed building consent. Check whether your street is in a conservation area or covered by an Article 4 direction before changing the style.

Nearby

We also cover nearby Ferndown (6 km), Poole (8 km), Bournemouth (10 km) and Christchurch (15 km).

Other products in Wimborne Minster

uPVC windows in Wimborne Minster: book your free survey

Written quote fixed for the specification, after a free survey. Building Regulations sign-off by a competent person scheme installer or building control, as the law requires in England.

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