Full Design and Build services, over 25 years of experience in construction industry.
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How can someone tell if their Garage is suitable for conversion?
Type of Garage
Attached Garages (part of the house) are usually easier and more cost-effective to convert.
Detached Garages may require more work for heating, plumbing, and access, but are still possible.
Structural Condition
Structural engineer would have to confirm the stability and they may require some trial pits excavated to confirm the suitability of foundations.
Ceiling Height
Ideally, there should be at least 2.2–2.4m of headroom after flooring and insulation are added. If not, lowering the floor or raising the roof might be needed to accommodate insulation to comply with building control.
Access and Integration
Consider how the new room will connect to the rest of the house.
Will you need to knock through a wall or create a new entrance?
Insulation and Ventilation
Garages are not usually insulated, so proper floor, wall, and roof insulation will be required to meet Building Regulations.
Adequate ventilation and windows are needed for natural light and airflow.
Planning Permission
Most garage conversions fall under Permitted Development (no planning permission needed) if:
The external appearance doesn’t change significantly.
The garage is part of the main dwelling and stays residential.
Listed buildings, flats, or properties in conservation areas may require planning approval.
Parking Considerations
Councils may require proof that off-street parking will still be available, especially in built-up areas.
Building Regulations
All garage conversions must meet Building Regulations for:
Structural integrity
Fire safety
Insulation and energy efficiency
Electrical and plumbing systems
Ventilation
Run us through the different stages of the Garage conversion process - what's involved?
1. Initial Consultation & Feasibility
A builder or architect visits to assess the garage structure, size, and access.
Discussion of your goals: e.g. home office, bedroom, gym.
They check for any planning constraints and confirm if the space is suitable.
2. Design & Planning
Drawings and layout plans are created to show the new room design.
You’ll decide on windows, doors, insulation, electrics, and finishes.
If needed, applications are submitted for planning permission (often not required).
A Building Notice or Full Plans application is submitted to Building Control.
3. Preparation & Strip-Out
Remove garage doors, old flooring, partitions, and any outdated electrics or plumbing.
Temporary supports may be added if structural changes (like wall openings) are needed.
4. Structural Work
Garage door is replaced with a new wall, window, or entrance.
Insulation is added to walls, floors, and ceilings to meet regulations.
Damp-proofing, foundations (if needed), and reinforcements are installed.
5. First Fix Services
Plumbing (if needed for bathrooms or radiators).
Electrical wiring for sockets, lighting, alarms, etc.
Heating installation – often connecting to existing central heating or adding underfloor heating.
Air conditioning or ventilation systems can be added at this stage.
6. Walls, Floors & Ceilings
Plasterboarding and skimming of internal walls.
Floor levelling or raising, plus floor finishes (e.g. tiles, carpet, wood).
Ceiling works and insulation completed.
7. Second Fix & Finishing
Install light fittings, sockets, switches, radiators, and plumbing fixtures.
Internal doors, trims, skirting boards, and any custom joinery fitted.
Final painting, decorating, and finishes.
8. Final Inspection & Sign-Off
Building Control officer inspects to confirm the work meets UK Building Regulations.
You’ll receive a completion certificate, which is important if you plan to sell the property.
✅ Optional Extras
Soundproofing (ideal for media rooms or gyms).
Rooflights or additional windows.
Built-in storage or wardrobes.
Smart home tech, like automated lighting or underfloor heating.
How can someone tell if their loft is suitable for conversion?
Head Height
You need at least 2.2m from floor to ridge. Less than that may require structural changes.
Roof Type
Traditional roofs - are ideal with minimal structural alterations.
Trussed roofs - can be converted but may need more steel supports.
Floor Space
A loft around 5.5m x 7.5m is typically workable—enough for a room and stairs.
Staircase Access
You’ll need space for a proper staircase that meets Building Regulations.
Structural Condition
Check for damp, wood rot, or sagging—issues that may need fixing, unless the whole roof is being replaced
Planning Rules
Most lofts can be converted under Permitted Development, unless you live in a conservation area or a listed building.
Building Regulations
All conversions must meet standards for safety, insulation, and structure.
Run us through the different stages in the loft conversion process - what’s involved?
Survey & Feasibility
Check head height, roof type, and access. Confirm if planning permission is needed.
Design & Approval
Draw up plans and apply for Building Regulations (and planning if required).
Structural Work
Install floor joists, steel beams, and scaffolding.
Roof & Windows
Add Velux windows or dormers. Insulate and make roof watertight.
First Fix
Fit electrics, plumbing, heating, and build the staircase.
Insulation & Plastering
Insulate walls/ceilings, plasterboard, and skim.
Second Fix & Finishes
Install lights, sockets, doors, and flooring. Final decorating.
Building Control Sign-Off
Inspection and certificate issued for compliance.
How long have you been in business?
The business has been set up recently with the view of providing full Design & Build services, but we have over 25 years experience in building industry, completing many successful projects and can provide many references on request.
What guarantee does your work come with?
Normally we offer 10 years warranty on most items of the build except wear and tear.
What do you love most about your job?
I love building and construction, I have been doing this all my life and I still think this is the best job I could ever have.
What inspired you to start your own business?
Most of the time I was working with architects and designers, I set up SW Lofts & Extensions to provide all services from start to finish, including the design aspects.
I have great experience and knowledge to be able to provide great service from start to finish.
Why should our clients choose you?
We combine expert craftsmanship, transparent communication, and reliable project management to deliver outstanding results every time from start to finish.
We treat every project—big or small—as if it were our own home, ensuring quality, attention to detail, and respect for your space.
Experienced Team: Skilled professionals with years of industry know-how.
Tailored Solutions: We listen to your needs and create bespoke designs that fit your lifestyle and budget.
We pride ourselves on delivering projects on schedule without compromising quality.
Full-Service Support: From initial consultation through to final sign-off, we handle everything hassle-free.
Our satisfied clients and positive reviews speak for themselves.
Choose us for a stress-free, high-quality build that adds real value to your property.
Can you provide your services online or remotely? If so, please add details.
We can provide design services and planning applications remotely, but not the actual build.
Loft conversions
Make the most of your home with our professional loft conversions. At SW Lofts & Extensions, we transform unused attic space into stylish, functional rooms—perfect for an extra bedroom, home office, or playroom.
We handle everything from design and planning permission to construction and finishing touches. Whether it's a dormer, Velux, hip-to-gable, or mansard conversion, we deliver high-quality results with minimal disruption.
Add space, value, and comfort to your home—let’s bring your loft to life.
House extensions
Expand your living space with our expert house extensions. At SW Lofts & Extensions, we design and build stunning single-storey, double-storey, side, and rear extensions tailored to your lifestyle and needs.
From planning permission to final finishes, we manage the entire project—seamlessly and professionally. Whether you're adding a new kitchen, lounge, or extra bedrooms, we deliver high-quality results that add value and space to your home.
Build more room to live, without the hassle of moving.
Refurbishments
Give your property a new lease on life with our comprehensive refurbishment services. At SW Lofts & Extensions, we cover everything from bespoke joinery and electrical upgrades to plumbing, air conditioning, and full interior renovations.
Whether it's a single room or a full home makeover, our skilled team ensures high-quality workmanship, seamless project management, and a finish that meets your exact vision.
One team. Every trade. A flawless transformation.
