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Alu-clad timber windows · Berkshire

Alu-clad timber triple glazed windows in Slough

Looking at alu-clad timber triple glazed windows for a home in Slough? We survey, quote and fit across Berkshire, and the SL1 postcode district is part of that.

SL1Postcode district
1.4U-value limit, England (W/m²K)
7h 49mDaylight, 21 Dec
15°Midday sun, 21 Dec
Large oak-framed window with a built-in window seat looking over fields

Warm timber in the room and a weatherproof shell to the weather. Alu-clad (aluminium-clad) timber windows have a structural timber frame inside and a powder-coated aluminium cladding outside, glazed with a three-pane unit.

Winter light and glass choice in Slough

In Slough, midday sun in late December sits around 15° high, with roughly 7 h 49 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 Slough

GuideSupply and fit, inc VAT
Small window
about 600 x 1000 mm (bathroom, landing)
£1,395 – £1,795
Medium window
about 1200 x 1200 mm (bedroom)
£1,895 – £2,395
Large window
about 1800 x 1200 mm (lounge)
£2,995 – £3,695

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

Rules for alu-clad timber 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

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.

  • 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 Slough

How long do alu-clad windows take to make?

Typically 8 to 12 weeks from survey, sometimes longer for big projects.

Is alu-clad timber worth the extra cost?

It is for many self-builders and people planning to stay for decades, because the outside needs almost no upkeep and the timber inside looks warm. For a quick replacement on a typical semi, uPVC or aluminium give better value.

Do I need permission for alu-clad timber triple glazed windows in Slough?

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.

Do you fit alu-clad timber triple glazed windows in Slough?

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

Nearby

Nearby towns on our list include Windsor (3 km), Maidenhead (9 km), Gerrards Cross (9 km) and Uxbridge (9 km).

Other products in Slough

Alu-clad timber windows in Slough: 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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