Loft Conversions
Transform your unused loft space into valuable living area
Single Dormer
A single dormer extension projects from the main roof slope, creating additional headroom and natural light. This is the most cost-effective loft conversion option, perfect for creating a bedroom or study space.
Suitable for most house types
Creates 15-25m² of space
Usually permitted development
6-8 week completion
£1,200 - £2,000 per m²
Basic to high-end specification
Velux Conversion
The simplest loft conversion using roof windows (Velux) for natural light. No external structural changes to the roof line, making it the most affordable option with the fastest completion time.
No planning permission needed
Creates 10-20m² of space
Quickest completion time
4-6 week completion
£1,000 - £1,800 per m²
Most cost-effective option
L-Shape Conversion
An L-shaped dormer extension wraps around the corner of the roof, maximizing usable space. Ideal for creating multiple rooms or a master bedroom with en-suite bathroom.
Maximum space utilization
Creates 25-35m² of space
Multiple room layouts possible
8-10 week completion
£1,400 - £2,400 per m²
Premium space solution
Hip to Gable
Converting a hipped roof end to a gable creates additional floor space. Often combined with a rear dormer for maximum space utilization. Suitable for semi-detached and end-of-terrace houses.
Significant space increase
Creates 20-30m² of space
Usually permitted development
10-12 week completion
£1,600 - £2,800 per m²
Complex structural work required
Single Mansard
A mansard roof conversion features a flat roof with a small parapet and steep sides. Creates substantial headroom and floor space, perfect for larger loft conversions with multiple rooms.
Maximum headroom achieved
Creates 30-40m² of space
Planning permission often required
12-16 week completion
£1,800 - £3,000 per m²
Premium conversion with planning costs