Commercial Fit-Out Potters Bar
Shop, cafe, restaurant, salon and clinic fit-outs in Potters Bar, shopfront to counter under one contract, built around your opening date.
- Rated 4.9 from 31 reviews on MyBuilder
- UK guide: £1,500 to £3,000 per m²
- Free site survey, itemised quote
Commercial fit-out in Potters Bar centres on Darkes Lane, the shopping street near the railway station. The work is a single shop, cafe, salon, clinic or small restaurant unit at a time, and many units have a flat or maisonette above. We fit out the unit behind and including the shopfront, working to the landlord's fit-out pack, Hertsmere's Part F shopfront guidance and building control, and plan the work around the neighbours who keep trading.
For Potters Bar, published UK guides put refurbishing a retail space at £1,500 to £3,000 per m² and a restaurant or cafe at £2,000 to £4,500 per m² (MyBuilder, 2026). GS Renovation Ltd, a building contractor based in Potters Bar, does the work in Potters Bar: our own trades do the strip-out, back of house, counter fitting and finishes, and we coordinate the shopfront, extraction, electrical and fire specialists the unit needs.
Price guide
| Work | Indicative range |
|---|---|
| Retail space refurbishment | £1,500 to £3,000 per m² |
| Restaurant or cafe refurbishment | £2,000 to £4,500 per m² |
| Shop fitting only: counters, display and fixtures, 2024 guide | £60 to £140 per sq ft |
| Aluminium shopfront, single bay up to about 4m wide | £2,000 to £5,000 |
| Cafe kitchen extraction with basic odour control | £5,000 to £12,000 |
Indicative ranges from published cost guides (MyBuilder, Checkatrade, Urban Shopfronts and Fan Rescue, 2026), not a quotation. Most are UK-wide figures and London work usually costs more; a row marked London is a London figure. Hertfordshire prices follow a site visit. Prices checked September 2026.
Quick estimate from UK guide figures
Guide range: choose above

Shop, cafe and salon units on Darkes Lane in Potters Bar
Darkes Lane is the shopping street in Potters Bar, and its units are the likely setting for a shop or cafe fit-out here. A unit on a parade like this is often a ground floor shop with a back store. Where there is a flat above, the programme has to deal with a shared structure, shared drainage and people living overhead. The landlord's fit-out pack sets what can be touched, and the drawings answer to it before we start.
What the unit will be decides the heavy work. A cafe or restaurant needs extract ducting, a grease trap on the drainage and power for commercial equipment. A salon or clinic needs more basins, treatment rooms with sound separation between them and good ventilation. A shop needs an open floor, display walls and a counter. We set out the services first, then partitions, ceilings and floors, so counters and fixtures go in last and nothing finished is cut into later.
Use classes, takeaways and extraction for a Potters Bar unit
Moving between shop, cafe, restaurant, clinic, gym and office uses stays within Class E, so it is not development needing permission unless a planning condition on the Potters Bar unit restricts it. A hot food takeaway, pub or bar is sui generis, so changing a Darkes Lane shop into one needs planning permission. Check the unit's planning history before signing a lease, because a condition from an earlier consent can limit hours or uses.
Kitchen extraction is where food units most often meet planning. An extract duct that runs up the outside of the building usually needs permission, and the application has to show how odour and noise are controlled for the flats above. Your designer or agent applies, through the Planning Portal or on Hertsmere's paper forms, and we build the duct route, fan and filtration to the approved drawings. Plans for Hertsmere must be at a metric scale with a scale bar and in PDF format.
Shopfronts and security shutters under Hertsmere Part F
The front of a Potters Bar unit is governed by Hertsmere's Planning and Design Guide Part F: Shop Fronts. It says planning permission will normally be required for external security features that alter the appearance of the building, with fire and burglar alarms the exception. So a new external shutter on Darkes Lane is a planning question before it is a building one, and your designer or agent handles that application.
Part F treats perforated grille roller shutters as a more acceptable alternative to solid roller shutters. If you need security at night, an internal grille behind the glass or a perforated external shutter is the safer thing to draw. An illuminated fascia sign will usually need advertisement consent as well. Signage, fascia depth and the stall riser are set at the same time, so we build the shopfront frame, glazing and shutter box once, to the approved drawings, and the unit is not reopened later.
Access, escape and working beside neighbours on a Potters Bar parade
A unit open to the public has to work for every customer and get them out safely. Part M covers a level or ramped entrance where the building allows, door widths and an accessible WC where one is provided. Part B covers the escape route, fire separation between the shop and any flat above, and emergency lighting. The Hertfordshire Building Control inspectors who cover Potters Bar look at drainage, fireproofing and structural openings among other items, so the grease trap, the fire-stopping and any new opening in the shopfront are all seen before they are covered.
The neighbours set the working day. Hertsmere can serve notice limiting work audible beyond the boundary to 8am to 6pm on weekdays and 8am to 1pm on Saturdays, and it monitors building sites for noise and dust. On Darkes Lane that means breaking out and cutting early in the day, deliveries timed away from the busiest trading hours, dust sealed at party walls and a clear route for the residents above. The business commissioning a shop or cafe fit-out is the client under the CDM Regulations, with its own duty to allow time and share what it knows about the building. It must also appoint a principal designer and principal contractor where more than one contractor is involved.
- Grease traps and kitchen drainage where food is served
- Internal lattice grilles and shutters designed into the shopfront
- Fascia and sign installation to the approved consent
VOA Council Tax stock of properties, March 2025, for Potters Bar Parkfield, Potters Bar Furzefield and Potters Bar Oakmere. Counts rounded by the VOA.
Trusted Commercial Fit-Out in Potters Bar
A shop or cafe loses trade for every week it stays shut. We visit the unit, price from your drawings and the landlord's fit-out pack, then run strip-out, services, extraction, partitions, floors, counters and the shopfront so the frontage goes in last and the shop is secure throughout. Noisy work stays inside Hertsmere's hours and the lease terms, inspections are booked ahead, and the electrical, fire alarm and building control certificates are gathered as the work goes, so the unit can open on the agreed date.
- Shopfront, sign and extract consents checked before anything is ordered
- Counter, display and back of house built by our own trades
- Neighbours given notice before the noisy stages
The kitchen has been fitted to the high standard. Saaid was polite, professional, tidy, he pays attention to a little details that make huge…
Saiid did a complete refurbishment of our small bathroom. This involved ripping out the existing bath/shower, basin, toilet, pipework, and tiles and…
Really happy with the quality of remedial works carried out by George in putting other previous tradesman work right. He was very helpful, honest and…
FAQ
Frequently Asked Questions about Commercial Fit-Out Potters Bar
What should I budget to fit out a unit in Potters Bar?
Start from the UK guide of £1,500 to £3,000 per square metre for a retail refurbishment, or £2,000 to £4,500 for a restaurant or cafe (MyBuilder, 2026). Consent fees, the landlord's costs and equipment such as ovens and tills sit outside the building work. A Potters Bar quote follows a survey of the unit and your layout.
What kind of commercial units are there to fit out in Potters Bar?
Single shop units, mostly. Darkes Lane is the town's shopping street, by the railway station, and its units suit shops, cafes, salons, small clinics and restaurants, and many have flats above. The work is a unit at a time: strip-out, services, shopfront, counters and finishes, rather than large retail schemes.
Does a new shop shutter on Darkes Lane need planning permission?
Usually, if it is external. Hertsmere's Part F guidance says planning permission will normally be required for external shopfront security features that alter the building's appearance, apart from fire and burglar alarms, and it treats perforated grille shutters as more acceptable than solid ones. Your designer or agent should settle the approach before the shutter is ordered.
Can a Potters Bar shop become a takeaway without planning permission?
No. A hot food takeaway is sui generis, outside Class E, so changing a Potters Bar shop into one needs planning permission. Moving between shop, cafe, restaurant, clinic or gym uses stays within Class E unless a planning condition restricts it. Your designer or agent applies, and we fit out once the use and any extraction are approved.
How is kitchen extraction handled in a Darkes Lane cafe?
Planned first, because it drives the layout. The canopy position sets the kitchen, the duct route sets the ceiling and the discharge point sets the planning question, particularly with flats above on Darkes Lane. We build the canopy, fan, filtration and duct to the approved drawings, and the drainage gets a grease trap before the floor is finished.
What hours can fit-out work run on a Potters Bar shopping street?
Hertsmere can serve notice limiting work audible beyond the boundary to 8am to 6pm Monday to Friday and 8am to 1pm Saturday, with none on Sundays or bank holidays. The lease and the landlord's fit-out rules may narrow that further, and quiet fitting work can continue outside the noisy hours where the lease allows.
Does a Potters Bar shop fit-out need an accessible toilet?
Not automatically. Altering an existing toilet does not by itself mean it must become a wheelchair-accessible WC, but the work must not make access worse than before, and a newly provided WC is designed to Part M. In a Darkes Lane unit with a narrow back store, the WC position is usually fixed by where the drainage can run, so it is settled on the drawings before the counter layout.
Can the fit-out go ahead while the flat above is occupied?
Yes, with care. The residents keep their entrance and escape route clear throughout, noisy work stays within the permitted hours, and fire separation between the shop and the flat is completed before the unit opens. We give the residents a contact and a programme, and check with the landlord where the flat's services pass through the unit.
Is a sign or new fascia on a Potters Bar shop a separate consent?
Often, yes. An illuminated sign or a projecting sign will usually need advertisement consent, separate from any planning permission for the shopfront itself. Your designer or agent applies, with plans at a recognised metric scale in PDF format, as Hertsmere requires, and we set the fascia and lighting to the consented drawings.
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