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Bay and bow windows · Greater London

Triple glazed bay and bow windows in Hornchurch

We arrange surveys and fitting of triple glazed bay and bow windows in Hornchurch and the RM11 area, with a written, fixed quote after a free survey.

RM11Postcode district
1.4U-value limit, England (W/m²K)
7h 49mDaylight, 21 Dec
15°Midday sun, 21 Dec
1930s semi-detached house with white two-storey bay windows

Coupled triple glazed frames with bay poles where the load needs them. 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 Hornchurch

By midsummer Hornchurch has about 16 h 39 min of daylight, but in December only around 7 h 49 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 Hornchurch

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

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.

Before ordering: 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 Hornchurch

Can I change a bay to a flat window?

That is a structural and planning change, not a like-for-like replacement. Ask and we will explain what it involves.

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 long does it take to get triple glazed bay and bow windows fitted in Hornchurch?

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

Do I need permission for triple glazed bay and bow windows in Hornchurch?

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 Romford (3 km), Dagenham (4 km), South Ockendon (7 km) and Thamesmead (9 km).

Other products in Hornchurch

Bay and bow windows in Hornchurch: 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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