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Glass box extensions across Herefordshire

Thinking about a glass extension for your Herefordshire home? Start with a free site visit: we measure up, check what the council will allow and give you honest guide figures on the day.

  • Guide priceFrom £29,000 inc VAT
  • PlanningSame limits as single-storey rear; glazing checked for building regs
  • Towns covered4
  • Site visitFree, no obligation
Frameless glass box extension on the rear of a period brick house

Planning and approvals in Herefordshire

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.

Before any drawing is finalised we check whether the house is listed, in a conservation area or subject to an Article 4 direction.

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).

Who a glass extension suits

  • Garden-facing dining rooms
  • Period and listed-style houses where a light touch is wanted
  • Small infill spaces and side returns

Solar gain is the risk. We specify solar-control glass, plan for opening vents or sliding panels, and avoid fully glazed roofs on south-facing extensions unless shading is included.

Local to Herefordshire

Towns we cover in Herefordshire include Hereford, Leominster, Ross-on-Wye, Ledbury. 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.

What should I budget for a glass extension in Herefordshire?

For Herefordshire we adjust our national guide rates by ×0.97, the factor we use for West Midlands. Figures include VAT; your written quote after the survey replaces them.

Typical rates in Herefordshire: £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

For a figure based on your own dimensions, use our guide-price tool.

How the project works

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

    We visit your Herefordshire home, measure up, talk through what you want and check the planning position.

  2. Design and approvals

    Once the layout is agreed, we deal with the council: planning permission or written confirmation that none is needed, plus building control.

  3. Fixed written price

    We confirm the build price in writing, based on the approved drawings and the finishes you have chosen.

  4. Build and sign-off

    Work is carried out to the agreed programme, inspected by building control and signed off at the end.

Your questions about a glass extension in Herefordshire

Do I need building regulations approval in Herefordshire?

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

Will my neighbours in Herefordshire be involved?

If a planning application or prior approval is needed, the council notifies neighbours. If the work is on or near a shared boundary, party wall notices may also be needed.

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

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.

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 Herefordshire.

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.

Book a free site visit in Herefordshire

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 .

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