Garage Conversions
in London
Garage conversions for a home office, gym, study or additional living space.
Discuss your projectBuilt around your home.

Convert an existing garage around the way you want to use the room. We discuss the building condition, floor levels, insulation and services before agreeing the construction and internal finish.
What your project can include
- Existing structure and floor preparation
- Wall, floor and roof insulation within the design
- Windows, doors and agreed external alterations
- Plumbing, heating and electrical work where included
- Partitions, plastering, flooring and decorating
Planning the work
Share the intended use, garage dimensions and any drawings. We discuss access, design information and the work needed before preparing a written quotation.
Your project, explained.
Agree the specification
We discuss the existing property, the work you need and your chosen products or finish. Your drawings and site information help establish the scope.
Coordinate the work
Preparation, construction, services and finishing follow an agreed sequence. We discuss access, supply responsibilities and expected stages before starting.
Know what is included
Your written quotation records the included work, client-supplied items and any agreed exclusions. Changes to the scope are discussed before additional work proceeds.
Garage conversion for a gym, study or home office
Converting a garage can create useful rooms within the existing footprint. Floor levels, damp protection, insulation, daylight and access all influence the design. A partitioned study, home gym or en suite can be included where the building and agreed layout allow.
Baaj is based in Hayes, West London, serving London and surrounding counties. Share your property postcode and plans so we can discuss your location and the proposed work.
Questions before your quotation
What affects a garage conversion cost?
The condition of the garage, floor level, insulation, windows, doors and intended use affect the work. Plumbing and an en suite add service and finishing requirements. Send dimensions, photographs and any drawings so we can review the construction and prepare a quotation.
Can you convert a garage into a home gym or study?
Yes, subject to the agreed design and condition of the existing building. We discuss room layout, insulation, heating, electrical points, lighting and finishes. Our Chorleywood project scope includes a gym, en suite and study.
Can a garage conversion include an en suite?
An en suite can form part of the design if service routes and the layout allow. Drainage, plumbing, ventilation and electrical installation must be considered with the room conversion. The quotation records fittings, supply responsibilities and the installation work.
Related building services
Every property is different. Your written quotation confirms the included work and any client-supplied items.
A clear process,
from first conversation.
Understand the work, agree the scope and know the next step.
Talk through your plans
Tell us about the property, the work you need and your priorities.
Review the scope
We discuss your drawings and arrange a site visit where needed.
Agree the details
Your written quotation sets out the included work. We agree the programme and payment stages.
Build and finish
We coordinate the agreed work and review the finish with you at handover.
Let’s talk about
your home.
Have drawings ready, or still deciding what is possible? Tell us what you are planning and where the property is.
Send your postcode and plans to discuss your project.
Check our location coverage.
