Side return extensions · Fort William

Side return extensions in Fort William

Planning side return extensions in Fort William? We design and build them for houses across the Highlands, and we fix the price for the agreed specification in writing before any building work starts.

Covering Fort William

Alongside Fort William, we also cover Pitlochry, Aviemore (55 miles to the north-east) and Inverness.

Because the Highlands covers a wide area, we confirm availability after the first call and include any travel costs in the written quote rather than adding them later.

Homes in the Highlands

In Scotland many families extend bungalows and semis, while tenement flats bring shared ownership of roofs and walls that needs agreeing early.

What does a side return extension involve?

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
  • Glazed or solid roof with rooflights
  • Underfloor heating ready screed if wanted

How much should I budget for a side return extension?

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 should Fort William homeowners check first?

  • Access is often through the house, so we plan deliveries and protect floors.
  • Many terraces sit in conservation areas, where side extensions need planning permission.

What happens after I enquire?

  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. Drawings, approvals, written quote. We prepare the design, apply for the approvals it needs, and give you a fixed price in writing.
  4. Construction and completion. One site lead co-ordinates every trade through to the building control certificate.

Side return extensions: common questions

Is a glazed roof too hot in summer?

Modern solar-control glass and a mix of glazed and solid roof keep it comfortable. We advise on the balance during design.

How long does a side return take?

About 10 to 14 weeks on site.

Do you work in Fort William?

Yes. Fort William is within our coverage for side return extensions, along with nearby Pitlochry and Aviemore.

Side return extensions in nearby towns

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

Planning an extension, loft or new home?

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