Dormer loft conversions
A rear dormer costs £46,000–£85,000 inc VAT and is permitted development on most semis and terraces. Full 2026 cost breakdown, PD volume rules and an 8-week timeline.
A rear dormer costs £46,000–£85,000 inc VAT and is permitted development on most semis and terraces. Full 2026 cost breakdown, PD volume rules and an 8-week timeline.