How much does a dormer loft conversion cost in Bedfont?

£32k–£45k for a typical rear box dormer on a TW14 3-bed semi; £45k–£65k for an L-shape. Includes everything — design, structure, roof, plaster, stair, en-suite.

Do I need planning permission for a dormer in Bedfont?

Rear dormers usually fall under permitted development in most TW14 boroughs — up to 50m³ on a semi. Front and side dormers need full planning. We check on day one.

How long does a dormer conversion take in TW14?

12–16 weeks on a standard Bedfont semi from scaffold up to sign-off. Programme shared as a weekly plan on day one.

Dormer Loft Conversion — areas covered

Rear box dormers are the workhorse loft conversion across your area — most 1930s semis and Edwardian terraces in your postcode carry one on the back. Done properly you get a bedroom plus en-suite, a code-compliant staircase, and no callbacks.

Dormer Loft Conversion — areas covered

Dormer loft in 50 local areas