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Orangery extensions across Sandown

Our design and build teams take on orangery extensions in Sandown, from the first measured survey through planning and building control to the finished room.

  • Guide price in SandownFrom £33,500 inc VAT
  • PlanningSame limits as single-storey rear; glazing checked for building regs
  • Build time10–16 weeks on site
  • Postcode districtsPO36, PO37
Orangery extension with brick piers, a glass roof lantern and French doors

Is an orangery extension right for your house?

  • Homeowners replacing an older conservatory
  • Period and detached houses with a garden view
  • Those who want daylight without overheating

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.

If the work involves a shared wall, building on the boundary, or digging foundations within 3 m (sometimes 6 m) of a neighbour's building, the Party Wall etc. Act 1996 applies and notice must be served before work starts: two months for work to a party wall, one month for new walls on the boundary and for excavations.

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

Orangery extension prices in Sandown

For Sandown we adjust our national guide rates by ×1.12, the factor we use for South East England. Figures include VAT; your written quote after the survey replaces them.

Typical rates in Sandown: £2,690 to £5,040 per m² including VAT, depending on specification.

SizeEssentialStandardPremium
3 m × 4 m
12 m²
£33,500 – £41,000£37,500 – £47,500£45,500 – £60,500
4 m × 4 m
16 m²
£43,000 – £52,000£50,000 – £63,000£60,500 – £81,000
4 m × 6 m
24 m²
£64,500 – £78,000£75,000 – £94,500£91,000 – £121,000

Try the guide-price tool to see a range for your own size and finish.

Local to Sandown

Site visits are available across Sandown (PO36, PO37). The same team covers Ryde (5 miles), Newport, Isle of Wight (7 miles), Cowes (10 miles), all within easy reach.

The South East has a broad mix of 1930s semis, post-war estates, newer developments and period cottages, and many houses have enough garden for a generous rear extension.

Our process, step by step

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

    First, a site visit: we look at the house, garden, access and drains and listen to what you need.

  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

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

  4. Build and sign-off

    We build it with one project manager, book the building control inspections and hand over the completion certificate.

Your questions about an orangery extension in Sandown

Who do I contract with for an orangery extension in Sandown?

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 I need building regulations approval in Sandown?

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

Can I see a price before committing to anything?

Yes. The guide prices on this page are adjusted for Sandown, and the guide-price tool gives a range for your own size. After the survey you get a written price before anything is agreed.

Will an orangery be too hot in summer?

Not if it is designed with solar-control glass, a solid perimeter and ventilation. We size the lantern and opening vents with that in mind.

How much does an orangery cost?

Our guide range is about £2,690 to £5,040 per m² including VAT, so a 16 m² standard-spec orangery is typically £50,000 to £63,000 in Sandown.

Book a free site visit in Sandown

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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