3 BAY Modular Office Building 20ft x 24ft
20ft x 24ft modular office building
Part Code: MDL-3BAY
from £20,500
(ex. VAT)
2 Bay Modular Office Building – 20ft × 16ft
High-capacity modular office cabin for sale UK-wide. This 3 BAY configuration combines three 20ft × 8ft units to create a spacious 20ft × 24ft open-plan workspace ideal for larger site offices, management hubs, or temporary business facilities.
Key Benefits of 3 BAY Buildings
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Expanded open plan layout – 20ft x 24ft wide space gives you significantly more usable area for desks, meeting rooms or team hubs.
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Premium build quality – Robust steel frame, fully insulated for year-round comfort and strong durability.
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Linkable & stackable – Connect multiple modules side by side or stack up to three levels to scale with your project any time you want
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Ready to use – Delivered with electrics installed, windows & doors positioned as needed, so you can set up fast.
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Flexible spec – Floor plan, window/door placement and internal fit-out can be tailored to your requirements.
Modular Offices are Ideal For
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Site office & project management space
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Meeting rooms or team hubs on construction/infrastructure sites
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Industrial unit workspace extension
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Remote cabin workspace for farms, yards or event locations
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Sales suites, showrooms or temporary business HQ
Technical Specifications of 3 BAY Modular Buildings
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Footprint: 6m × 7.2m (20ft × 24ft approx.)
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Spacious room space and headroom
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Steel frame with forklift pockets & lifting eyes
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60mm PU insulated walls
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100mm mineral wool insulated roof section
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60mm mineral wool insulated floor section
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6no of double‑glazed uPVC windows with aluminium roller shutters
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Plug & play electrical installation with 6no of LED lighting
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Outer finish: standard RAL 7035 Light-Grey, colour options available

Why Buy From Us
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Trusted by contractors, councils and infrastructure specialists
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13 UK depots for rapid nationwide delivery
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Hassle free and rapid installation service
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Proven modular systems used across construction, industrial and commercial sectors
Frequently Asked Questions
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Do you deliver nationwide?
Yes — we deliver from 13 depots across the UK with fast lead times.
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How quickly can I receive the unit?
Standard 3 BAY units typically deliver within 2 – 4 weeks, subject to stock and availability of the installation teams.
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Can this be linked with more BAY's later?
Yes — units are fully linkable and stackable for future expansion, without taking down the whole structure.
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Is installation included?
Units typically arrive to site as flat pack. Installation can be arranged on request for additional cost and costs depend on
Request a Fast Quote
Need a custom layout ? We can supply:
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Units with different types or windows
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Extra doors or windows
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Custom-sized cabins for multiple orders
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Multi-cabin projects or site-specific configurations
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Request a Quick Quote Now!
Call us: 020 4548 3282
Email: info@portableunits.co.uk
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