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New builds and self-builds · Hampshire

Triple glazing for new builds and self-builds in Southampton

New-build triple glazing for homes in Southampton: measured on a free survey, made to order and fitted by installation teams working for us across Hampshire.

SO15Postcode district
1.6U-value limit, England (W/m²K)
7h 56mDaylight, 21 Dec
16°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 Southampton

In Southampton, midday sun in late December sits around 16° high, with roughly 7 h 56 min of daylight. For windows facing north or shaded by neighbours, cutting heat loss matters more than solar gain; on open south-facing glass, ask about a higher solar-gain unit.

Guide prices in Southampton

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

You will know exactly what you are buying: the quote states the unit build-up, frame, finish, fitting work and how Building Regulations compliance is handled. On fitting day each opening is replaced and closed up before the team moves on.

  • 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 Southampton

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 you fit new-build triple glazing in Southampton?

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

How long does it take to get new-build triple glazing fitted in Southampton?

After the survey, typical manufacture time is 6 to 12 weeks, and fitting is planned around your build programme.

Nearby

Also near Southampton: Hythe (5 km), Totton (6 km), Eastleigh (8 km) and Fareham (17 km).

Other products in Southampton

New builds and self-builds in Southampton: 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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