Project Type

Flat roof dormer to main house and back addition, two bedrooms / bathroom.

Project Description

This conversion can only be achieved in a terraced house with high ceilings to the first floor (2.6 meters) and a minimum or 2.2 meters from the ceiling rafters to the top of the ridge on the back addition roof. We achieved two bedrooms and a bathroom by forming a flat roof dormer to the main part of the house as in case study 01. Then forming a joining dormer over the back addition to create the second bedroom / double wardrobe.

Additional extras

Remove existing perished slate, install Tyvek supro breathable felt, John Brash battens, new slate to front elevation

Approximate Cost

£40,000 - £45,000

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