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New builds and self-builds · Hertfordshire

Triple glazing for new builds and self-builds in Hertford

If you live in Hertford (SG13) and want new-build triple glazing, start with a free survey: every opening measured, then a written quote that fixes the price.

SG13Postcode district
1.6U-value limit, England (W/m²K)
7h 47mDaylight, 21 Dec
15°Midday sun, 21 Dec
Timber-frame self-build under scaffolding with new grey windows fitted

Triple glazing that gives your energy calculation headroom. Triple glazing is not required by Building Regulations for new homes, but it helps a new dwelling meet its overall energy target.

Winter light and glass choice in Hertford

By midsummer Hertford has about 16 h 41 min of daylight, but in December only around 7 h 47 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 Hertford

GuideSupply and fit, zero-rated (new home)
uPVC package
about 22 m2 of windows and doors
£11,195 – £13,895
Aluminium package
about 22 m2 of windows and doors
£18,895 – £23,595
Alu-clad timber package
about 22 m2 of windows and doors
£24,795 – £30,995

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

Rules for new builds and self-builds in England

For a new home in England, windows and doors are approved as part of the build’s own building control application, not as replacements: the limiting value is 1.6 W/m²K, with 1.2 used for the design reference. The house itself needs planning permission.

VAT: supply and fitting by a VAT-registered contractor in the construction of a new home is normally zero-rated, so new-build guide prices are shown without VAT; supply-only purchases carry 20% VAT, which self-builders can usually reclaim through HMRC’s DIY housebuilders scheme.

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.

  • 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 Hertford

Do you supply performance data for SAP?

Yes. Your energy assessor gets the U-values, g-values and frame data for the systems quoted.

Can you price from drawings?

Yes. Send your drawings or window schedule and we will price a package, then confirm sizes on site before manufacture.

Do I need permission for new-build triple glazing in Hertford?

In England, a new home needs planning permission, and its windows and doors are approved through the build’s own Building Regulations application rather than as replacements.

Do you fit new-build triple glazing in Hertford?

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

Nearby

Also near Hertford: Hoddesdon (6 km), Welwyn Garden City (9 km), Hatfield (11 km) and Cheshunt (11 km).

Other products in Hertford

New builds and self-builds in Hertford: 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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