Experience the Building Group difference. Clean, tidy, and professional builders serving the Henfield community with pride.
Get Your Free Henfield QuoteTransform your Henfield property without moving. Add space and value with our expert loft conversion service.
Add up to 20% to your Henfield property value with a professional loft conversion.
No need to leave Henfield. Get the space you need in your current home.
Most Henfield loft conversions completed in 4-6 weeks with minimal disruption.
Create bedrooms, offices, or playrooms perfect for Henfield family living.
Transform your Henfield property's unused loft space into beautiful, functional living areas with our professional loft conversion services. Whether you need an extra bedroom, home office, or playroom in Henfield, we create bespoke solutions tailored to your lifestyle.
Our experienced Henfield team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Henfield conversion maximizes space, natural light, and property value.
Choose the perfect conversion type for your Henfield property to maximize space and value
The most cost-effective option for Henfield properties using roof windows for natural light. Perfect for Henfield homes with adequate headroom.
Add valuable floor space and headroom to your Henfield property with single or multiple dormers. Popular choice in Henfield for space optimization.
Transform sloping hip roofs into vertical gable walls in your Henfield home, significantly increasing usable floor space. Ideal for Henfield semi-detached properties.
The premium option for Henfield properties creating maximum space with near-vertical walls. Perfect for period properties in Henfield.
Your Henfield property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Henfield specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Henfield property and budget. Most Henfield conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.
Most terraced and semi-detached homes in Henfield have a 40-50 cubic meter allowance for roof extensions without full planning permission. We handle all Lawful Development Certificate applications for you.
Every conversion we build is inspected by approved inspectors to ensure compliance with Part B (Fire Safety) and Part L (Insulation) of the building regulations specific to Henfield housing stock.
Living in a terraced or semi-detached house in Henfield? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.
Comprehensive evaluation of your Henfield loft space, structural assessment, and advice on the best conversion type for your property.
Architectural drawings, 3D visualizations, and planning permission applications for Henfield properties. We handle all regulatory approvals.
Steel beam installation, floor strengthening, and staircase construction by qualified Henfield engineers.
Velux roof windows, dormer construction, and window installations to maximize natural light in Henfield homes.
Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Henfield loft.
Plastering, decorating, flooring, and interior design services to create beautiful Henfield living spaces.
Professional space assessment
Architectural drawings and approvals
Professional loft specialists
Professional loft conversions throughout Henfield city centre, including period properties, modern homes, and conservation areas requiring specialist Henfield planning expertise.
Expert loft conversion services across all Henfield suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Henfield.
Specialist conversions for Henfield's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.
Expert handling of Henfield conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.
Henfield Loft Conversions Completed
Average Henfield Customer Rating
Years Serving Henfield
Henfield Building Control Approved
With over 15 years of experience in Henfield, we understand local planning requirements, building regulations, and architectural styles. Our Henfield team delivers exceptional loft conversions that enhance your property value.
Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Henfield terrace. Added 30sqm of living space.
Project Value: £48,000
Dormer loft conversion in modern Henfield semi-detached. Created two bedrooms and bathroom for growing family.
Project Value: £42,000
Mansard conversion in Henfield conservation area. Luxury master suite with dressing room and ensuite.
Project Value: £65,000
"We are delighted with our Velux conversion in Henfield. The builders were respectful and the finish is high quality. Highly recommended."
- Paul Roberts, Henfield
"Cannot recommend them enough for loft conversions in Henfield. They handled all the planning permission and the build was smooth."
- Thomas Brown, Henfield
"The structural work was done quickly and safely. As a Henfield local, I appreciated their knowledge of local planning rules."
- Jennifer Wright, Henfield
Loft conversion costs in Henfield vary based on type, size, and specifications. Typical Henfield prices: Velux conversions £20,000-£30,000, Dormer conversions £35,000-£45,000, Hip-to-gable £40,000-£55,000, Mansard conversions £45,000-£65,000. All Henfield quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Henfield survey and detailed quote.
A transparent guide to typical conversion costs in the Henfield area (2025 Estimates)
| Conversion Type | Suitability | Timeframe | Price Range |
|---|---|---|---|
| Velux (Roof Light) | Existing headroom > 2.3m | 4-6 Weeks | £20k - £30k |
| Dormer (Rear) | Semis & Terraces | 6-8 Weeks | £35k - £50k |
| Hip-to-Gable | End-terrace & Semi-detached | 8-10 Weeks | £45k - £60k |
| Mansard | Period Properties / London Styles | 10-12 Weeks | £50k - £75k+ |
*Prices are indicative for Henfield properties and subject to survey.
Senior Structural Specialist
"I oversee all loft conversions in the Henfield area. My job is to ensure your project meets local building regulations while maximizing every inch of space. I'm happy to visit your property for a preliminary structural assessment."
Ready to add value to your home? Call Building Group now for a complimentary site visit in Henfield.
Book Free Henfield Loft Survey