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Glass box extensions across Leek

We design and build glass extensions for houses in Leek, with a written price once the survey and design are done and one point of contact throughout.

  • Guide price in LeekFrom £29,000 inc VAT
  • PlanningSame limits as single-storey rear; glazing checked for building regs
  • Build time10–16 weeks on site
  • Postcode districtsST13
Frameless glass box extension on the rear of a period brick house

What is included

  • Drainage details for frameless roofs
  • Planning drawings that show the glass detail
  • Design with specialist glazing input
  • Solar-control and low-energy glass specification
  • Whole-house energy calculations where needed
  • Steel or glass beams and slim-frame glazing

Glass extension prices in Leek

Labour and material costs vary across the UK, so for Leek we use our West Midlands factor (×0.97). The ranges include VAT and exclude design, structural and council fees.

Typical rates in Leek: £2,910 to £5,630 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
2 m × 4 m
8 m²
£29,000 – £35,000£29,000 – £37,000£33,000 – £45,500
3 m × 4 m
12 m²
£34,500 – £42,000£40,500 – £51,500£50,000 – £68,000
3 m × 6 m
18 m²
£52,000 – £63,000£61,000 – £77,000£75,000 – £101,500

Want a range for your exact size? The guide-price tool takes about a minute.

Local to Leek

Our survey diary covers Leek, including ST13. We also work in nearby Kidsgrove (9 miles), Longton (10 miles), Stoke-on-Trent (10 miles), Newcastle-under-Lyme (11 miles).

Congleton, in Cheshire, is roughly 9 miles from Leek and also on our list. The West Midlands has a large stock of 1930s and post-war semi-detached houses, which are well suited to rear, side and over-garage extensions, plus Victorian terraces in the older inner areas.

Will the council need to approve it?

In England a glazed or orangery-style extension follows the same size limits as any single-storey rear extension: 3 m or 4 m without an application, or up to 6 m and 8 m through prior approval. Building regulations limit glazing to about a quarter of the new floor area plus the openings it replaces, unless whole-house calculations show the design still performs.

In a conservation area, national park, National Landscape, the Broads or a World Heritage Site the permitted development limits are tighter (no side or two-storey extensions without an application). Listed homes need listed building consent, and if permitted development rights have been removed, any extension needs an application.

Building over or within 3 m of a public sewer needs the water company's consent, usually through a build-over agreement, before the foundations go in.

Applications are decided by the local planning authority (your district, borough or unitary council).

From first visit to completion

Site visits are free and there is no obligation. Where drawings are needed, the design stage is priced in writing before it starts.

  1. Free site visit

    It starts with a visit to your house to measure, check access and talk through ideas and budget.

  2. Design and approvals

    We produce the drawings and structural design, and manage the approvals so they are in place before work starts.

  3. Fixed written price

    With the design and specification agreed, you get a fixed written price and a start date.

  4. Build and sign-off

    Our team builds the extension, keeps you updated weekly and finishes with building control sign-off.

Your questions about a glass extension in Leek

Who do I contract with for a glass extension in Leek?

Your contract is with S&K Property Investments and Improvement Ltd, which designs and manages the project and the build teams who carry it out.

Do you cover all of Leek?

Yes. We cover Leek and the surrounding parts of Staffordshire. Site visits are free and there is no obligation.

Do I need building regulations approval in Leek?

Yes. Almost every extension needs it, whatever the planning route. We prepare the drawings and book the inspections.

Are glass extensions cold in winter?

Modern double or triple glazing with warm-edge spacers and underfloor heating keeps them comfortable. They are not as warm as a solid room, and we explain the trade-off honestly.

How much does a glass extension cost?

Our guide range is about £2,910 to £5,630 per m² including VAT, because structural glass is made to order. A 12 m² standard-spec glass extension is typically £40,500 to £51,500 in Leek.

Book a free site visit in Leek

We will measure up, check the planning position and give you honest guide figures.

  • Free, no-obligation site visit
  • Planning route checked before you spend on drawings
  • Written price once the design is agreed
  • Building control sign-off at the end

Prefer to talk? Call 0800 088 6341 or .

Book a free site visit

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