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Workers on a food production line inside a factory with white insulated panel walls, cooking equipment and a cold store door

Food Factory & Cold Store Panel Insurance | UK Specialists

October 24, 2026

Published: 24 October 2026 | Reading time: 9 minutes | Category: Property | Author: John Miller, Miller & Partner

Last reviewed by John Miller, Director & Principal Broker — 24 October 2026
FS Register FRN 1029698 13+ years specialist commercial broking Lloyd's & specialist MGA market access Independent UK broker

Food factories and cold stores are the hardest composite panel buildings to insure, because they combine large areas of insulated panels with ovens, fryers, smokehouses, refrigeration plant and long hours of operation. Many older food buildings have expanded polystyrene (EPS) or polyurethane (PUR) panels lining production areas and chillers, and several serious UK fires have started this way. Insurers respond with heavy loadings, large fire excesses, strict conditions on hot work and cooking equipment, or outright declines. The buildings that get the best terms can show where their panels are and what core they have, keep heat sources away from combustible panels, protect the site with detection or sprinklers, and have a plan to replace the worst panels over time.

Running a food site or cold store with panel walls? We place food manufacturers and cold storage operators that other insurers have loaded or declined.

Key facts at a glance

  1. Food plus panels is the classic loss scenario. Cooking and heat processes next to combustible panels drive most underwriting concern.
  2. Internal panels matter most. Partitions and ceilings in production areas are often older EPS, even when the outer walls are newer.
  3. Cold stores carry their own risks. Refrigeration plant, defrost heaters, lighting and battery charging all sit close to panels.
  4. Business interruption is the big exposure. Rebuilding a food factory to hygiene standards can take two years or more.
  5. Conditions are common. Expect warranties on hot work, cleaning of extraction ducts and maintenance of cooking equipment.
  6. A replacement plan helps. Showing how and when combustible panels will be replaced can open up more of the market.

Why are food factories with panels so hard to insure?

Because the building and the process both carry fire risk, and each makes the other worse. A fryer fire that would be contained in a masonry building can spread through combustible panels into roof voids and across the site.

Insulated panels suit food production: they are smooth, washable and keep temperatures stable. But many food buildings were fitted out with EPS or PUR panels before insurers fully understood the risk, and those panels are still in place. Add frying, baking, smoking and cooking lines, grease-laden extraction, and 24-hour shift patterns, and underwriters see the risk of a total loss. Large food factory fires have caused some of the biggest property and business interruption losses in the UK market, and capacity for the sector is limited as a result.

For the wider picture on panel buildings, see our main guide to composite panel building insurance, and for how the different cores compare, see EPS v PIR v mineral wool panels.

What do insurers look at on a food site?

The panels, the processes next to them, the fire protection and the housekeeping. Underwriters often survey food sites before quoting, and their recommendations become conditions.
AreaWhat underwriters askWhat helps
Panel typesWhich areas have EPS, PUR, PIR or mineral wool, and whether any are certified.A marked-up site plan and specifications or a survey.
Cooking and heatFryers, ovens, smokers, gas burners and their distance from panels.Separation, non-combustible linings around heat, automatic suppression on fryers.
ExtractionDuct routes through panels and cleaning frequency.Regular specialist duct cleaning with records.
RefrigerationPlant rooms, compressors and defrost systems near panels.Separate plant rooms, maintenance contracts, thermal imaging of electrics.
Fire protectionDetection, sprinklers and fire walls between areas.Monitored detection, sprinklers, compartmentation with mineral wool panels.
HousekeepingPackaging storage, waste removal and hot work control.Permits, external storage of combustibles, documented checks.

What about cold stores and distribution centres?

Cold stores are often almost entirely made of insulated panels. Even without cooking, refrigeration plant, electrical faults, lighting, forklift charging and hot work can start a fire that spreads through the building.

Temperature-controlled warehouses hold high-value stock that can be lost to smoke or temperature failure even if the building survives. Insurers want to know about panel types, the separation of plant rooms, battery charging areas, racking density, fire detection and how quickly stock could be moved elsewhere. Stock deterioration and loss of refrigeration cover should be included, with sensible limits for the value held.

  • Keep charging areas separate from panel walls, ideally in a dedicated fire-rated area.
  • Protect electrics with regular inspection and thermal imaging.
  • Control hot work during maintenance with permits and fire watches.
  • Plan for stock loss with stock deterioration cover and a contingency site.

How much business interruption cover does a food site need?

Usually much more than owners expect. After a major fire, a food factory has to be cleared, redesigned, rebuilt to hygiene standards, re-equipped and re-approved by customers before production returns.

Indemnity periods of 24 to 36 months are common for food production, and longer for specialist plants. Gross profit should reflect current contracts, and customer and supplier extensions may be needed if production depends on a few key accounts. Losing a major retail contract during a long rebuild is one of the biggest financial risks a food business faces. See our business interruption guide for how cover is calculated, and make sure building values are right to avoid the condition of average.

Read the conditions on your policy. Food and cold store policies often include warranties on duct cleaning, fryer suppression, hot work permits and electrical testing. Breaching a condition can affect a claim. Make sure the site team knows them and keeps records that prove compliance.

Can you insure a food site that has been declined?

Yes, in many cases. Specialist and Lloyd's markets write food and cold storage risks when the panels, processes and protection are presented properly, sometimes with several insurers each taking a share.

Through the Insurability Framework™ we map the panels, gather survey and maintenance evidence, set out the improvements already made and planned, address any previous decline, and present the site to underwriters with food sector appetite. If you have been refused, see composite panel buildings refused or loaded; to prepare the evidence, see panel surveys and cutting loadings.

How do you improve terms on a food or cold storage site?

  1. Map the panels. Identify core types by area, especially around cooking and plant.
  2. Separate heat from combustible panels. Move equipment, add non-combustible linings or replace panels around heat sources first.
  3. Fit suppression where it counts. Automatic suppression on fryers and cooking lines, and sprinklers where possible.
  4. Keep the records. Duct cleaning, electrical testing, hot work permits and maintenance logs.
  5. Plan replacement. A phased plan to replace EPS and PUR panels with certified or non-combustible panels.

Frequently asked questions

Because cooking and heat processes next to combustible panels create the risk of a fast-spreading fire and a total loss. Some insurers have stopped writing the sector, and others limit how much they will cover.

Not usually. Insurers mainly want to see combustible panels kept away from heat sources and a plan for the highest-risk areas. Replacing panels around cooking lines first often makes the biggest difference.

It is an automatic fire suppression system fitted to fryers and cooking ranges. Many food sector insurers expect it, and some make it a condition of cover.

For food production, 24 to 36 months is common, because rebuilding, re-equipping and regaining customer approvals takes time. Shorter periods can leave a large gap.

They share the panel risk but not usually the cooking risk. Insurers focus on refrigeration plant, electrics, battery charging and stock values in cold stores.

Not always. Stock deterioration from refrigeration breakdown or loss of power is often an extension with its own limits and conditions, so check it is included.

A survey usually leads to recommendations rather than a higher price. Acting on them and recording the work is one of the best ways to improve terms at renewal.

Yes. Large food and cold storage risks are often split between several insurers, each taking a percentage, which is how capacity is found for higher values.

Related guides from Miller & Partner

Food site or cold store with panels? We find markets that write the sector and price the work you have done.

John Miller, Director and Principal Broker at Miller & Partner, specialist broker for food factories and cold stores
Written and reviewed by John Miller Director & Principal Broker, Miller & Partner Over 13 years of specialist commercial insurance experience, formerly with Brown & Brown and AXA. Places hard-to-place property risks through Lloyd's syndicates and specialist MGAs, including composite panel, timber frame and other non-standard construction.
Our regulatory status Miller & Partner Limited (FRN 1029698) is an Appointed Representative of Gauntlet Risk Management Ltd (FRN 308081), which is authorised and regulated by the Financial Conduct Authority. Miller & Partner Limited is registered in England and Wales (company number 16206282) and trades from Vivian House, Roman Bridge Close, Mumbles, Swansea SA3 5BG. This article is general information, not a personal recommendation or an offer of cover. Cover is subject to insurer acceptance and the full terms, conditions and exclusions of the policy issued. Panel and fire safety points are a summary; take specialist advice on your own building.
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Miller & Partner Ltd is an Appointed Representative of Gauntlet Risk Management Ltd, which is authorised and regulated by the Financial Conduct Authority (FRN 308081). Miller & Partner Ltd is entered on the Financial Services Register under firm reference number 1029698. You may check this on the Financial Services Register by visiting the FCA website at https://www.fca.org.uk/firms/financial-services-register or by contacting the FCA on 0800 111 6768. Miller & Partner Ltd is registered in England & Wales, company number 16206282. Registered office: 20 Vivian House, Roman Bridge Close, Swansea, SA3 5BG.