Cold rooms and refrigeration for supermarkets and convenience stores

Supermarket refrigeration is the set of chilled and frozen cabinets on the shop floor plus the cold room behind it: multideck chillers for dairy, meat and ready meals at 0 to +4 °C, glass-door freezers at -18 to -22 °C, fruit and veg displays at +8 to +12 °C, drinks chillers near the till, and a walk-in cold room and freezer in the stockroom sized to the deliveries. Alaska Cold designs, supplies, installs and maintains refrigeration for supermarkets, mini markets, convenience stores, off licences and greengrocers across London and the UK, and plans it together with the shelving and the shop layout.

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Fresh fruit and vegetables stacked on a greengrocer's display with price labels

What a supermarket or convenience store needs

  • Chilled aisle: multideck chillers, usually with doors, for dairy, meat, ready meals and sandwiches at 0 to +4 °C. The metres you need follow your sales mix: a small convenience store might run 5 to 8 m, a supermarket several runs fed from a plant room.
  • Frozen: glass-door upright freezers for frozen food and ice cream at -18 to -22 °C, or island freezers where you sell frozen in volume.
  • Produce: an open or tiered fruit and veg display at +8 to +12 °C, with misting or humidity control where you sell leafy greens and herbs.
  • Drinks: glass-door drinks chillers and impulse coolers near the till, sized for restocking twice a day in a busy store.
  • Back of house: a walk-in cold room, typically 10 to 30 m², and a freezer room sized to your delivery schedule rather than your shelf space.

Our shop fitting page covers the shelving, counters and checkouts that go around the refrigeration, and the multideck choices in more depth.

Fruit and veg displays for greengrocers and supermarkets

Produce needs a warmer, more humid display than dairy. An open multideck or a tiered fruit and veg display running at +8 to +12 °C keeps leaves crisp and skins firm, and misting or humidity control extends that by a day or more for salads and herbs. Bananas and some tropical fruit are kept out of the chiller altogether. Position produce cabinets away from freezers and the entrance so they do not run too cold, and give them good lighting: colour sells fruit and veg. See our fruit and veg display guide.

Doors, energy and running costs

Refrigeration is often the largest part of a food shop's electricity bill. Glass doors on multidecks cut a cabinet's energy use by a third or more and keep the aisle warmer for shoppers; night blinds do some of the same job on open cabinets after closing. LED lighting adds less heat to the cabinet than fluorescent tubes. For a store with more than a handful of cabinets, remote refrigeration, with condensing units on the roof or in a plant area, is quieter, cooler on the shop floor and cheaper to run than a row of plug-in cabinets, and heat recovery can warm the store or its hot water from the heat the plant rejects anyway. We show these options and their payback in the quotation rather than leaving them out to look cheaper.

Walk-in cold rooms for retail stock

The stockroom cold room is where deliveries land and where the chilled aisle is restocked from, so it is sized to the delivery schedule, not to the shelf space. Most convenience stores need a chilled room of 10 to 30 m² and a smaller freezer room; supermarkets add a produce room and sometimes a separate dairy room. Rooms are modular and built to fit the stockroom you have. See cold rooms and freezer rooms.

Refits and retrofits while you trade

Supermarket work usually happens in stores that are open. We replace cabinets run by run, usually overnight or early in the morning, so chilled stock moves from the old cabinet to the new one in the same shift; we fit doors to existing multidecks; and we replace failing plant without closing the shop. A full refit is planned in phases with you so the tills never stop.

Compliance for food retailers

  • Chilled food must be kept at 8 °C or below by law in England; cabinets are set to 0 to +4 °C with the probe positions that prove it.
  • Temperatures are recorded for your HACCP plan; digital controllers and remote monitoring can log every cabinet automatically.
  • Refrigerant is handled by F-Gas certified engineers, and remote systems have leak checks and records at the intervals the regulations set.

Why supermarkets and convenience stores choose Alaska Cold

  • Refrigeration, shelving and the cold room are planned together on one layout, so the chilled aisle, the stockroom and the electrics work as one.
  • Cabinets specified for your sales mix, with doors and energy options costed honestly.
  • Installation in phases, overnight where needed, so the store keeps trading.
  • 24/7 repairs and maintenance contracts once you are open, because a chilled aisle down on a Saturday is lost sales as well as lost stock.

Opening a store, adding chilled lines or replacing tired cabinets? Request a free quote and we will arrange a survey.

Supermarket aisle with stocked shelving leading to glass-door display fridges at the back of the store

Typical specification for supermarkets and convenience stores

What businesses in this sector usually need. Every installation is sized to the site.

Products stored Dairy, meat, ready meals, sandwiches, drinks, fruit and veg, frozen food, ice cream
Temperatures Chilled 0 to +4 °C; produce +8 to +12 °C; frozen -18 to -22 °C
Display cabinets Multideck chillers 1.25 to 3.75 m (usually with doors), glass-door freezers, fruit and veg displays, drinks chillers, deli counter
Back of house Walk-in cold room 10 to 30 m² and a freezer room, sized to deliveries
Refrigeration type Plug-in cabinets for small stores; remote systems with roof or plant-room condensing units for larger stores
Compliance Chilled food at 8 °C or below by law, HACCP temperature records, F-Gas leak checks on remote systems

Cabinet metres and room sizes are set by your sales mix and delivery schedule at the free survey.

Planning a new room, a refit or a replacement?

Tell us about the premises and what you sell. We will recommend the right set-up and send a written quotation.

Call +44 7879 685742

Frequently asked questions

Which refrigeration does a supermarket or convenience store need?

Start with sales: how many metres of chilled aisle for dairy, meat, ready meals and sandwiches; how many glass-door freezers for frozen food and ice cream; a produce display if you sell fruit and veg; a drinks chiller near the till; and a cold room and freezer room in the stockroom sized to your deliveries. A small convenience store might need 5 to 8 m of multidecks and two freezers; a supermarket needs runs of remote cabinets fed from a plant room. We work it out from your floor plan and sales mix at the survey.

Which fridges are best for fruit and veg?

Produce needs a warmer, more humid display than dairy: an open multideck or tiered fruit and veg display running at +8 to +12 °C, often with misting or humidity control to stop leaves wilting and skins shrivelling. Bananas and some tropical fruit are kept out of the chiller altogether. Keep produce cabinets away from freezers and doors so they do not run too cold. Our fruit and veg display guide covers sizes and layouts.

What are multideck chillers with doors?

Standard multideck chillers with glass doors fitted across the open front. The doors keep the cold air inside, so the cabinet uses a third or more less electricity, the aisle is warmer for shoppers and products hold temperature more evenly. Most new supermarket installations now specify doors, and many existing open cabinets can be retrofitted. The trade-off is slightly slower browsing, so some stores keep doors on dairy and ready meals and leave drinks or promotions open.

Do you supply drinks and dairy display fridges?

Yes. Drinks chillers, single and double glass-door uprights and open impulse coolers for the till area, milk and dairy multidecks for the highest turnover lines, and beer and wine chillers for off licences. For high-volume milk and drinks we size the cabinet for restocking twice a day rather than once, and position it so the chilled aisle flows towards the tills.

Are energy-efficient cold rooms worth it for retail stores?

Yes. Refrigeration is often the largest part of a food shop's electricity bill, and a cold room runs around the clock. Thicker panels, a well-sealed door with a closer, LED lighting, an efficient condensing unit with inverter control and defrost on demand each trim the bill, and together they usually pay for themselves well within the life of the room. Doors on display cabinets and night blinds do the same on the shop floor. We show the options and their payback in the quotation.

Ask something else

Get a free, written quotation

Tell us what you need. We will call you back to talk it through and arrange a free site survey.

Call +44 7879 685742