Mansard loft conversions · Strabane

Mansard loft conversions in Strabane

Planning mansard loft conversions in Strabane? We design and build them for houses across County Tyrone, and we fix the price for the agreed specification in writing before any building work starts.

Covering Strabane

Our coverage around Strabane (BT82) also includes Derry, Omagh and Limavady.

Homes in County Tyrone

Northern Ireland has a high proportion of detached houses and bungalows outside the cities, which often suit side extensions, rear extensions and upward extensions.

What goes into a mansard loft conversion?

Mansards are a bigger structural job than other conversions because the roof is largely rebuilt. They normally need planning permission, and many councils have design guides setting the angle, materials and window style. We prepare the design to those guides and build in slate, lead and timber or approved alternatives.

  • Roof removal and new mansard frame
  • Slate cladding and lead-clad dormers
  • Staircase, insulation and fit-out

What is the guide price for a mansard loft conversion in Strabane?

Use these ranges to budget for mansard loft conversions; the survey turns them into a fixed price for the agreed specification.

Mansard loft conversionsGuide price incl. VAT
Rear mansard£65,000 to £85,000
Front and rear (double) mansard£80,000 to £110,000

Do you need permission for a mansard loft conversion in Strabane?

Projects in Northern Ireland need planning clearance from one of the eleven councils and building control approval, also from the council. The Party Wall etc. Act does not extend to Northern Ireland, so work near neighbours is agreed directly and documented carefully.

This needs full planning permission from the council in Northern Ireland, plus building control approval.

What can change the price or programme?

  • Council design guides often require natural slate and lead.
  • Scaffolding and a temporary roof are usually needed.

How does the project run?

  1. Tell us about the project. Call, use the guide price tool or send the form with a few photos and a postcode.
  2. Survey at your house. We look at the existing structure, services and access, and agree what the design needs to achieve.
  3. Price and paperwork. The design is priced line by line, and we submit the planning and building control applications.
  4. Construction and completion. One site lead co-ordinates every trade through to the building control certificate.

Mansard loft conversions: common questions

How much does a mansard loft conversion cost?

Typically £65,000 to £110,000 including VAT, depending on whether one or both roof slopes are rebuilt.

How long does a mansard take?

Around 10 to 14 weeks on site after planning approval.

Who deals with the council for a project in Strabane?

We do. We prepare the drawings, submit planning or permitted development paperwork if needed, and arrange building control inspections.

Also covering

Learn more about mansard loft conversions, or see every project we cover in Strabane.

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