Turn That Dusty Attic into Llanelli's Best Room

Seamless integration with your existing property. Our Llanelli architects ensure your new loft looks like it was always meant to be there.

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10-Year Warranty On all Structure
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Why Choose Loft Conversion in Llanelli?

Transform your Llanelli property without moving. Add space and value with our expert loft conversion service.

Increase Llanelli Property Value

Add up to 20% to your Llanelli property value with a professional loft conversion.

Stay in Llanelli

No need to leave Llanelli. Get the space you need in your current home.

Quick Llanelli Installation

Most Llanelli loft conversions completed in 4-6 weeks with minimal disruption.

Extra Llanelli Living Space

Create bedrooms, offices, or playrooms perfect for Llanelli family living.

Expert Llanelli Loft Conversion Specialists

Transform your Llanelli 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 Llanelli, we create bespoke solutions tailored to your lifestyle.

Our experienced Llanelli team handles every aspect of your loft conversion project. From initial design and planning permission through to final decoration, we ensure your Llanelli conversion maximizes space, natural light, and property value.

  • Dormer loft conversions in Llanelli
  • Hip-to-gable conversions for Llanelli homes
  • Mansard loft conversions in Llanelli
  • Velux window installations across Llanelli
  • En-suite bathrooms for Llanelli lofts
  • Llanelli planning permission support
Llanelli loft conversion specialist at work

Llanelli Loft Specialists

CITB Certified • Llanelli Planning • Building Regulations

Types of Loft Conversions in Llanelli

Choose the perfect conversion type for your Llanelli property to maximize space and value

Velux Loft Conversion in Llanelli

Velux Loft Conversion Llanelli

The most cost-effective option for Llanelli properties using roof windows for natural light. Perfect for Llanelli homes with adequate headroom.

  • Most affordable in Llanelli
  • Minimal structural work
  • No Llanelli planning permission usually
  • Natural light throughout
Dormer Loft Conversion in Llanelli

Dormer Loft Conversion Llanelli

Add valuable floor space and headroom to your Llanelli property with single or multiple dormers. Popular choice in Llanelli for space optimization.

  • Maximum Llanelli space gain
  • Improved headroom
  • Additional windows
  • Cost-effective for Llanelli
Hip-to-Gable Conversion in Llanelli

Hip-to-Gable Conversion Llanelli

Transform sloping hip roofs into vertical gable walls in your Llanelli home, significantly increasing usable floor space. Ideal for Llanelli semi-detached properties.

  • Substantial Llanelli space increase
  • Improved room proportions
  • Better natural light
  • Enhanced Llanelli property value
Mansard Loft Conversion in Llanelli

Mansard Loft Conversion Llanelli

The premium option for Llanelli properties creating maximum space with near-vertical walls. Perfect for period properties in Llanelli.

  • Maximum Llanelli floor space
  • Multiple rooms possible
  • Period Llanelli property suitable
  • Highest value addition

Llanelli Loft Conversion Requirements

Your Llanelli property needs minimum 2.3m headroom at the highest point and sufficient floor area for conversion. Our Llanelli specialists provide free assessments to determine if your loft is suitable and advise on the best conversion type for your Llanelli property and budget. Most Llanelli conversions fall under permitted development rights, but we handle all planning and building regulations applications where required.

Llanelli Planning & Regulations Guide

Permitted Development in Llanelli

Most terraced and semi-detached homes in Llanelli have a 40-50 cubic meter allowance for roof extensions without full planning permission. We handle all Lawful Development Certificate applications for you.

Llanelli Building Control

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 Llanelli housing stock.

Party Wall Agreements

Living in a terraced or semi-detached house in Llanelli? We manage the Party Wall Notice process with your neighbors to ensure works can start on time.

Complete Llanelli Loft Conversion Services

Free Llanelli Loft Assessment

Comprehensive evaluation of your Llanelli loft space, structural assessment, and advice on the best conversion type for your property.

Llanelli Design & Planning

Architectural drawings, 3D visualizations, and planning permission applications for Llanelli properties. We handle all regulatory approvals.

Llanelli Structural Work

Steel beam installation, floor strengthening, and staircase construction by qualified Llanelli engineers.

Llanelli Windows & Dormers

Velux roof windows, dormer construction, and window installations to maximize natural light in Llanelli homes.

Llanelli En-Suite Bathrooms

Complete bathroom installations including plumbing, electrical work, and luxury fixtures in your Llanelli loft.

Llanelli Interior Finishing

Plastering, decorating, flooring, and interior design services to create beautiful Llanelli living spaces.

Our Llanelli Loft Conversion Process

Llanelli Planning & Design Phase

  • Free Llanelli Survey: Comprehensive assessment of your loft space
  • Design Development: Architectural drawings for Llanelli properties
  • Llanelli Planning Applications: Local authority submissions where required
  • Structural Calculations: Engineering assessments for Llanelli building control
  • Fixed Price Quote: Detailed Llanelli pricing with full breakdown

Llanelli Construction Phase

  • Project Management: Dedicated Llanelli project manager
  • Structural Work: Steel beams and strengthening in Llanelli
  • Roofing & Windows: Dormer construction for Llanelli homes
  • Services Installation: Llanelli certified electrical and plumbing
  • Interior Finishing: Quality finishing to Llanelli standards

Free Llanelli Survey

Professional space assessment

Llanelli Design & Planning

Architectural drawings and approvals

Expert Llanelli Construction

Professional loft specialists

Loft Conversions Across Llanelli

Llanelli City Centre

Professional loft conversions throughout Llanelli city centre, including period properties, modern homes, and conservation areas requiring specialist Llanelli planning expertise.

Llanelli Suburbs

Expert loft conversion services across all Llanelli suburban areas. Specializing in semi-detached, detached, and terraced properties throughout Llanelli.

Llanelli Period Properties

Specialist conversions for Llanelli's Victorian, Edwardian, and period properties. Sympathetic designs maintaining character while maximizing space.

Llanelli Conservation Areas

Expert handling of Llanelli conservation area requirements. We navigate planning restrictions and create beautiful conversions that comply with local regulations.

Llanelli Loft Conversion Statistics

500+

Llanelli Loft Conversions Completed

4.9/5

Average Llanelli Customer Rating

15+

Years Serving Llanelli

100%

Llanelli Building Control Approved

Why Choose Building Group for Llanelli Loft Conversions?

Local Llanelli Expertise

With over 15 years of experience in Llanelli, we understand local planning requirements, building regulations, and architectural styles. Our Llanelli team delivers exceptional loft conversions that enhance your property value.

Llanelli Quality Guarantee

  • Llanelli Planning Experts: We handle all local authority requirements
  • Local Llanelli Team: All work by trusted local professionals
  • 10-Year Guarantee: Full warranty on all Llanelli conversions
  • Fixed Llanelli Pricing: No hidden costs or surprises
  • Insurance: Fully insured for Llanelli projects

Llanelli Service Areas

  • Llanelli City Centre
  • North Llanelli
  • South Llanelli
  • East Llanelli
  • West Llanelli

Recent Llanelli Loft Conversion Projects

Hip to Gable Loft Conversion in Llanelli

Victorian Terrace - Llanelli

Hip-to-gable conversion creating master bedroom with ensuite in a Victorian Llanelli terrace. Added 30sqm of living space.

Project Value: £48,000

Dormer Loft Conversion in Llanelli

Modern Semi - Llanelli

Dormer loft conversion in modern Llanelli semi-detached. Created two bedrooms and bathroom for growing family.

Project Value: £42,000

Mansard Loft Conversion in Llanelli

Period Property - Llanelli

Mansard conversion in Llanelli conservation area. Luxury master suite with dressing room and ensuite.

Project Value: £65,000

What Llanelli Homeowners Say

★★★★★

"We hired them for a shell conversion in Llanelli and were so impressed we asked them to complete the fit-out too. Five stars."

- Emily Lewis, Llanelli

★★★★★

"We were worried about the disruption, but the team at Building Group were incredibly considerate of our home in Llanelli."

- Jennifer Wright, Llanelli

★★★★★

"Building Group were the only company to spot a potential issue with our chimney in Llanelli and solved it before starting. True experts."

- Olivia White, Llanelli

Llanelli Loft Conversion Pricing Guide

Llanelli Loft Conversion Costs

Loft conversion costs in Llanelli vary based on type, size, and specifications. Typical Llanelli 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 Llanelli quotes include structural work, insulation, electrics, plastering, and building control fees. Contact us for a free Llanelli survey and detailed quote.

Estimated Investment for Llanelli Lofts

A transparent guide to typical conversion costs in the Llanelli 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 Llanelli properties and subject to survey.

Meet Your Llanelli Project Lead

Senior Loft Consultant for Llanelli

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Llanelli 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."

  • 20+ Years Exp.
  • CIOB Member

Get a Fixed Price Quote for Your Llanelli Loft

Stop fighting over the bathroom! Add an ensuite to your Llanelli loft and restore family peace.

Book Free Llanelli Loft Survey