Side return extensions · Irvine

Side return extensions in Irvine

We take on side return extensions in Irvine as a complete project: survey, drawings, planning or permitted development checks, building control and the construction itself.

Covering Irvine

Our coverage around Irvine (KA12) also includes Kilwinning (3 miles to the north-west) and Troon.

Homes in Ayrshire

Scottish homes range from city tenements and sandstone terraces to bungalows and modern estates, and the building warrant process shapes the programme for every project.

What is included in a side return extension in Irvine?

A side return extension builds over the narrow passage that runs beside the back of many Victorian and Edwardian terraced houses, widening the kitchen or dining room by a metre or two. It is usually combined with a glazed or part-glazed roof so the deeper room still gets daylight.

  • Structural steel to remove the side wall
  • Underfloor heating ready screed if wanted
  • Plastering and making good to the old house

What will a side return extension cost?

Guide prices for side return extensions, including VAT where it applies. Your fixed price is confirmed in writing after the survey.

Side return extensionsGuide price incl. VAT
Standard specification£3,350 to £3,700 per m²
Good specification£3,700 to £4,150 per m²
High specification£4,150 to £4,550 per m²

What approvals does a side return extension need in Scotland?

Projects in Scotland need a building warrant from the council before any building work starts, and a completion certificate once it is finished. Planning permission is a separate decision. The Party Wall etc. Act does not apply in Scotland; shared walls are governed by title deeds and the law of the tenement where relevant.

Scotland has its own householder permitted development rules, and small single-storey rear extensions are often covered.

What can affect a side return extension?

  • Access is often through the house, so we plan deliveries and protect floors.
  • Glazed roofs need careful detailing against the neighbour’s wall.

How does the project run?

  1. Send us the details. Give us a postcode, a rough idea of size and some photos, by phone, form or the guide price tool.
  2. Survey at your house. We look at the existing structure, services and access, and agree what the design needs to achieve.
  3. Design and fixed price. You get drawings and a written price for the agreed specification before anything is ordered.
  4. Build and hand over. Our teams build to the programme, building control inspects, and you get the completion paperwork at the end.

Side return extensions: common questions

How much does a side return extension cost?

Usually about £3,350 to £4,550 per square metre including VAT, which works out at around £35,000 to £55,000 for a typical side return before the kitchen.

How long does a side return take?

About 10 to 14 weeks on site.

Do you work in Irvine?

Yes. Irvine is within our coverage for side return extensions, along with nearby Kilwinning and Troon.

Other towns nearby

Learn more about side return extensions, or see every project we cover in Irvine.

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