Stop Bumping Your Head – Mansard Lofts in Coleraine

Why move out when you can move up? Save on stamp duty and moving costs with a premium loft conversion in Coleraine by Building Group.

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Why Choose Loft Conversion in Coleraine?

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

Increase Coleraine Property Value

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

Stay in Coleraine

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

Quick Coleraine Installation

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

Extra Coleraine Living Space

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

Expert Coleraine Loft Conversion Specialists

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

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

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

Coleraine Loft Specialists

CITB Certified • Coleraine Planning • Building Regulations

Types of Loft Conversions in Coleraine

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

Velux Loft Conversion in Coleraine

Velux Loft Conversion Coleraine

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

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

Dormer Loft Conversion Coleraine

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

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

Hip-to-Gable Conversion Coleraine

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

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

Mansard Loft Conversion Coleraine

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

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

Coleraine Loft Conversion Requirements

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

Coleraine Planning & Regulations Guide

Permitted Development in Coleraine

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

Coleraine 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 Coleraine housing stock.

Party Wall Agreements

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

Complete Coleraine Loft Conversion Services

Free Coleraine Loft Assessment

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

Coleraine Design & Planning

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

Coleraine Structural Work

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

Coleraine Windows & Dormers

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

Coleraine En-Suite Bathrooms

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

Coleraine Interior Finishing

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

Our Coleraine Loft Conversion Process

Coleraine Planning & Design Phase

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

Coleraine Construction Phase

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

Free Coleraine Survey

Professional space assessment

Coleraine Design & Planning

Architectural drawings and approvals

Expert Coleraine Construction

Professional loft specialists

Loft Conversions Across Coleraine

Coleraine City Centre

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

Coleraine Suburbs

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

Coleraine Period Properties

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

Coleraine Conservation Areas

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

Coleraine Loft Conversion Statistics

500+

Coleraine Loft Conversions Completed

4.9/5

Average Coleraine Customer Rating

15+

Years Serving Coleraine

100%

Coleraine Building Control Approved

Why Choose Building Group for Coleraine Loft Conversions?

Local Coleraine Expertise

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

Coleraine Quality Guarantee

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

Coleraine Service Areas

  • Coleraine City Centre
  • North Coleraine
  • South Coleraine
  • East Coleraine
  • West Coleraine

Recent Coleraine Loft Conversion Projects

Hip to Gable Loft Conversion in Coleraine

Victorian Terrace - Coleraine

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

Project Value: £48,000

Dormer Loft Conversion in Coleraine

Modern Semi - Coleraine

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

Project Value: £42,000

Mansard Loft Conversion in Coleraine

Period Property - Coleraine

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

Project Value: £65,000

What Coleraine Homeowners Say

★★★★★

"High-end finish on our mansard extension. The carpentry and plastering work in our Coleraine home is flawless."

- David Wilson, Coleraine

★★★★★

"Exceptional value for money. We got quotes from three Coleraine firms and Building Group offered the best spec for the price."

- Robert Smith, Coleraine

★★★★★

"Cannot recommend them enough for loft conversions in Coleraine. They handled all the planning permission and the build was smooth."

- Charles Scott, Coleraine

Coleraine Loft Conversion Pricing Guide

Coleraine Loft Conversion Costs

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

Estimated Investment for Coleraine Lofts

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

Meet Your Coleraine Project Lead

Senior Loft Consultant for Coleraine

Mathew Oneill

Senior Structural Specialist

"I oversee all loft conversions in the Coleraine 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

Let's Raise the Roof in Coleraine!

Limited availability for new projects in Coleraine. Contact us now to reserve your start date.

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