Project Cost Estimator

Full rear/side extension including foundations, structural steelwork, cavity walls, roof & internal finishes.

Full two-storey extension with ground and first floor, staircase integration & full structural compliance.

Full side extension including foundations, structural steelwork, cavity walls, roof & internal finishes. Priced slightly higher than rear due to restricted access and boundary integration.

Full two-storey side extension. Ground floor includes foundations and drainage realignment, first floor calculated at reduced structural rate.

Combined rear and side extension in an L-shape configuration for maximum ground-floor living space.

Transforming an existing integrated or detached garage into a fully habitable room (office, gym, or bedroom), including building-regs wall/floor insulation, matching window installation, and full electrics.

Bespoke, fully insulated timber-framed garden buildings tailored for home offices, gyms, or summer lounges. Built with premium external cladding, double glazing, and full electrical integration.

Full dormer conversion with structural work, staircase, insulation & plastering. Fixed price.

Converts hip roof to gable to maximise loft floor area. Includes structural gable wall & full conversion.