Experience the Building Group difference. Clean, tidy, and professional builders serving the Underwood community with pride.
Get Your Free Underwood QuoteTransform your Underwood property without moving. Add space and value with our expert loft conversion service.
Add up to 20% to your Underwood property value with a professional loft conversion.
No need to leave Underwood. Get the space you need in your current home.
Most Underwood loft conversions completed in 4-6 weeks with minimal disruption.
Create bedrooms, offices, or playrooms perfect for Underwood family living.
Transform your Underwood 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 Underwood, we create bespoke solutions tailored to your lifestyle.
Our experienced Underwood team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Underwood conversion maximizes space, natural light, and property value.
Choose the perfect conversion type for your Underwood property to maximize space and value
The most cost-effective option for Underwood properties using roof windows for natural light. Perfect for Underwood homes with adequate headroom.
Add valuable floor space and headroom to your Underwood property with single or multiple dormers. Popular choice in Underwood for space optimization.
Transform sloping hip roofs into vertical gable walls in your Underwood home, significantly increasing usable floor space. Ideal for Underwood semi-detached properties.
The premium option for Underwood properties creating maximum space with near-vertical walls. Perfect for period properties in Underwood.
Your Underwood property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Underwood specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Underwood property and budget. Most Underwood conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.
Most terraced and semi-detached homes in Underwood 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 Underwood housing stock.
Living in a terraced or semi-detached house in Underwood? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.
Comprehensive evaluation of your Underwood loft space, structural assessment, and advice on the best conversion type for your property.
Architectural drawings, 3D visualizations, and planning permission applications for Underwood properties. We handle all regulatory approvals.
Steel beam installation, floor strengthening, and staircase construction by qualified Underwood engineers.
Velux roof windows, dormer construction, and window installations to maximize natural light in Underwood homes.
Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Underwood loft.
Plastering, decorating, flooring, and interior design services to create beautiful Underwood living spaces.
Professional space assessment
Architectural drawings and approvals
Professional loft specialists
Professional loft conversions throughout Underwood city centre, including period properties, modern homes, and conservation areas requiring specialist Underwood planning expertise.
Expert loft conversion services across all Underwood suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Underwood.
Specialist conversions for Underwood's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.
Expert handling of Underwood conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.
Underwood Loft Conversions Completed
Average Underwood Customer Rating
Years Serving Underwood
Underwood Building Control Approved
With over 15 years of experience in Underwood, we understand local planning requirements, building regulations, and architectural styles. Our Underwood team delivers exceptional loft conversions that enhance your property value.
Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Underwood terrace. Added 30sqm of living space.
Project Value: £48,000
Dormer loft conversion in modern Underwood semi-detached. Created two bedrooms and bathroom for growing family.
Project Value: £42,000
Mansard conversion in Underwood conservation area. Luxury master suite with dressing room and ensuite.
Project Value: £65,000
"Exceptional value for money. We got quotes from three Underwood firms and Building Group offered the best spec for the price."
- Rebecca Hill, Underwood
"Honest, reliable and skilled. Our mansard loft in Underwood looks incredible. They finished exactly on budget."
- Michael Hughes, Underwood
"They finished ahead of schedule! In the building trade! Unheard of! Best crew in Underwood by a mile."
- Thomas Brown, Underwood
Loft conversion costs in Underwood vary based on type, size, and specifications. Typical Underwood 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 Underwood quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Underwood survey and detailed quote.
A transparent guide to typical conversion costs in the Underwood 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 Underwood properties and subject to survey.
Senior Structural Specialist
"I oversee all loft conversions in the Underwood 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 Underwood.
Book Free Underwood Loft Survey