Hip-to-gable loft conversions · Tonbridge

Hip-to-gable loft conversions in Tonbridge

Our hip-to-gable loft conversions service covers Tonbridge and the rest of Kent. You get a fixed price in writing for the agreed specification, and one person co-ordinating the trades.

Covering Tonbridge

Our coverage around Tonbridge (TN9) also includes Tunbridge Wells, Sevenoaks and Crowborough.

Homes in the South East

Many South East homes are inter-war or post-war semis and detached houses with room for rear and side extensions, while historic town centres and villages bring conservation area and listed building controls.

What goes into a hip-to-gable loft conversion?

Hipped roofs are common on 1930s semis and have little usable volume until the hip is squared off. We rebuild the gable in brick or block, extend the roof structure, form the rear dormer and finish the new floor, keeping the front roof slope looking as close to the original as possible.

  • Gable wall build in brick, block or render
  • Staircase, insulation, plastering and electrics
  • En-suite and fire-protected escape route

What will a hip-to-gable loft conversion cost?

Guide prices for hip-to-gable loft conversions, including VAT where it applies. Your fixed price is confirmed in writing after the survey.

Hip-to-gable loft conversionsGuide price incl. VAT
Hip-to-gable with rear dormer£60,000 to £80,000
Double hip-to-gable (detached house)£70,000 to £95,000

How is a hip-to-gable loft conversion approved in Tonbridge?

In England we deal with the council’s planning team for permission or a lawful development certificate, with building control (the council or a registered building control approver) for inspections, and with neighbours under the Party Wall etc. Act 1996 where it applies.

In England many loft conversions are permitted development: the extra roof volume must stay within 40 m³ on a terraced house or 50 m³ on a semi or detached house, nothing can sit higher than the existing ridge, no dormer can face a road on the main elevation, and side windows must be obscure-glazed and non-opening below 1.7 m. Houses in conservation areas, National Parks and National Landscapes cannot use these roof-extension rights, so dormers there need planning permission (a rooflight-only conversion can still be permitted development), and flats always need permission.

What should Tonbridge homeowners check first?

  • The new gable is usually rendered or built in matching brick.
  • Scaffolding goes up on the side of the house, which may need a neighbour’s agreement.

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. We visit and measure. A surveyor checks the house, the boundaries and the ground, and discusses what is realistic.
  3. Design and fixed price. You get drawings and a written price for the agreed specification before anything is ordered.
  4. We build it. Work follows an agreed programme, with inspections at each stage and a final sign-off.

Your questions answered

How long does it take?

About 9 to 13 weeks on site.

Can a bungalow have a hip-to-gable conversion?

Yes, often combined with dormers to create a chalet-style first floor.

How do I get a price for hip-to-gable loft conversions in Tonbridge?

Use the guide price tool for a ballpark figure, then book a visit for a fixed written price for the agreed specification.

Hip-to-gable loft conversions near Tonbridge

Learn more about hip-to-gable loft conversions, or see every project we cover in Tonbridge.

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