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Bay and bow windows · Hertfordshire

Triple glazed bay and bow windows in Bishop's Stortford

Homes in Bishop's Stortford can have triple glazed bay and bow windows supplied and fitted, with surveys arranged across Hertfordshire including CM23.

CM23Postcode district
1.4U-value limit, England (W/m²K)
7h 46mDaylight, 21 Dec
15°Midday sun, 21 Dec
1930s semi-detached house with white two-storey bay windows

Warmer front rooms on 1930s and Victorian homes. A bay window projects out from the wall in angled sections; a bow window curves in more, shallower sections.

Winter light and glass choice in Bishop's Stortford

By midsummer Bishop's Stortford has about 16 h 43 min of daylight, but in December only around 7 h 46 min, with the noon sun at about 15°. 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 Bishop's Stortford

GuideSupply and fit, inc VAT
3-light bay
three windows, about 2.7 m across
£2,995 – £3,795
5-light bay or bow
five windows, about 3.5 m across
£3,795 – £4,695
Two-storey bay
ground and first-floor bays
£5,995 – £7,495

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

Rules for bay and bow windows in England

England requires replacement windows to achieve 1.4 W/m²K, or a Window Energy Rating of band B or better, which good triple glazing passes comfortably. 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

After the free survey you get a written quote naming the frame system, the glass build-up and the whole-window U-value for every item. Windows are made to order, then fitted, sealed and made good, one opening at a time.

  • Guide prices published, not hidden
  • No pressure: the quote is yours to keep
  • Frames, glass and fitting in one contract
  • Advice on planning and consents before you order

Questions from Bishop's Stortford

Do bay windows need bay poles?

If the old frames carry load from above, yes. We check on survey and include support in the quote where needed.

How much does a triple glazed bay window cost?

Our guide starts at £2,995 for a three-light uPVC bay, fitted and inc VAT; UK quotes run from about £2,000 to £4,500.

Do I need permission for triple glazed bay and bow windows in Bishop's Stortford?

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.

How long does it take to get triple glazed bay and bow windows fitted in Bishop's Stortford?

After the survey, typical manufacture time is 5 to 8 weeks, and most homes are fitted in 1 to 4 days.

Nearby

Nearby towns on our list include Harlow (11 km), Hoddesdon (17 km), Hertford (18 km) and Cheshunt (23 km).

Other products in Bishop's Stortford

Bay and bow windows in Bishop's Stortford: 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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