Commercial Kitchen Deep Cleaning Services: A Complete Guide

Commercial kitchen deep cleaning is essential for several reasons, including maintaining hygiene standards; supporting food safety regulations; compliance with legal standards; preventing pest problems; and ensuring a clean working environment for the staff.

Routine cleaning and a professional kitchen deep clean are vastly different. Routine cleaning includes all of the small daily tasks such as washing knives, cooking equipment, and sanitising prep areas. As well as less frequent tasks such as cleaning the ovens and fryers, etc and emptying grease traps.

Whereas professional kitchen cleaning covers a more extensive clean of the commercial kitchen, improving overall kitchen standards, reducing grease build-up, protecting any equipment, and ensuring all equipment is up to standard and compliant.

Regular deep cleaning is an initiative-taking measure that can prevent potential issues before they arise, ensuring that the kitchen operates at its best and maintains a high standard of cleanliness and safety.

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What is Commercial Kitchen Deep Cleaning?

A commercial kitchen deep clean is performed by professional kitchen cleaners to ensure the kitchen environment is up to regulations and is a safe working environment. A comprehensive deep clean of a commercial kitchen facility includes removing grease, carbon deposits, food residue, dirt, and contamination from all accessible surfaces, equipment, fixtures, and fittings to improve hygiene standards and assist with compliance requirements.

When it comes to having a commercial kitchen deep clean, there are a wide variety of industries and businesses that require this service. Some of the key ones being restaurants, hotels, schools, universities, pubs, care homes, food production sites, and industrial catering facilities.

Certain specialist equipment is also required to carry it out. Such as high-pressure steam cleaners for grease and food residue; mechanical agitation equipment for things like burners and seals; and a variety of industrial-grade chemicals and cleaning supplies. This is one of the ways a kitchen deep clean differs from everyday cleaning.

As well as having your kitchen professionally deep cleaned when scheduled and necessary it is also important to make sure kitchen teams are cleaning the workspace on a daily and weekly basis.

Daily cleaning involving cleaning surfaces, utensils, vacuuming, emptying all bins and ensuring all high-touch areas are disinfected.

Weekly cleaning also includes all of these tasks, but it also covers the cleaning of hard-to-reach areas and kitchen equipment.

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Why is Commercial Kitchen Deep Cleaning Important?

It Improves Hygiene Standards

Commercial kitchen hygiene is greatly improved by a professional deep clean. Hygiene standards are significantly increased as a professional deep clean addresses areas that are not usually cleaned as well as primary areas. It helps to remove grease build-ups, food-residue and bacteria that are harder to clean and get rid of. With, kitchen sanitisation being a key part of a professional deep clean.

Removes Grease and Carbon Build-Up

Kitchen grease removal is an essential element of a kitchen deep cleaning. It utilises specialised chemicals and equipment to degrease and sanitise all areas of a kitchen. Cleaning of the extraction systems and ductwork is necessary to remove carbon deposits and that those areas are grease free. The deep cleaning getting to all areas of the environment, ensuring all hidden contamination is removed.

Helps Protect Equipment

Grease and dirt can contribute to reduced performance and increased maintenance requirements; therefore, deep cleaning is essential in aiding the protection of your equipment. Such as ovens, fryers, refrigeration systems, and preparation equipment. Regular equipment cleaning also aids in maintaining equipment longevity by ensuring that any build-up, dirt, and grease is removed to reduce damage to them.

Supports Compliance

Commercial kitchen deep cleaning is essential in supporting compliance with different laws and regulations. It also aids in demonstrating good kitchen maintenance and assisting in passing inspections.

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What Does a Commercial Kitchen Deep Clean Include?

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1. General Kitchen Areas

- Deep clean all wall surfaces, tiled areas, splashbacks, and cladding.

- Remove grease, dirt, and food contamination from all accessible surfaces.

- Clean and sanitise doors, frames, handles, and kick plates.

- Clean skirting boards, corners, ledges, and high-level surfaces where safely accessible.

- Clean and sanitise sinks, wash stations, and associated fittings.

2. Extraction Canopy and Ventilation Systems

- Degrease and clean external surfaces of extraction canopies.

- Remove, clean, and reinstall grease filters where accessible.

- Clean canopy lighting covers and accessible internal surfaces.

- Remove grease deposits from surrounding areas affected by extraction system operation.

3. Cooking Equipment

- Ovens

- Ranges

- Hobs

- Grills

- Salamander grills

- Fryers (subject to being drained and isolated)

- Combination ovens

- Microwaves

- Hot holding equipment

4. Refrigeration Equipment

- Clean external surfaces of refrigerators and freezers.

- Clean door seals and handles.

- Remove dirt and grease from accessible condenser grills and surrounding areas.

- Internal cleaning subject to equipment being emptied by the client unless otherwise agreed.

5. Food Preparation Areas

- Deep clean and sanitise worktops and preparation surfaces.

- Clean shelving, storage racks, and preparation tables.

- Remove grease and food residue from undersides and support structures.

- Sanitise chopping stations and food preparation equipment where applicable.

6. Floors

- Mechanically or manually degrease floor surfaces.

- Clean grout lines and floor joints where applicable.

- Deep clean floor drains and surrounding areas.

- Remove grease accumulation from edges and hard-to-reach areas.

- Leave floors clean and slip-resistant where practicable.

7. Wash-Up Areas

- Deep clean dishwashers externally.

- Clean surrounding walls, floors, and splashbacks.

- Remove limescale and grease deposits from sinks and drainage areas.

- Sanitise all wash-up surfaces.

- Cleaning Methods

8. Kitchen Canopies

- Canopy Cleaning

- Filter Cleaning

We also offer TR19 duct cleaning which is a different service compared to canopy cleaning involving a different set of works.

Where canopy cleaning services cover visible parts of the extraction system such as, the canopy itself and the filters a full TR19 duct cleaning covers the entirety of the ductwork system.

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Cleaning Methods Used by Professional Contractors

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Works may include:

- Specialist degreasing agents.

- Food-safe sanitising products.

- Steam cleaning where appropriate.

- Mechanical agitation and hand detailing.

- Wet-vacuum extraction where required.

- Hand detailing

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What is not included?

Unless specifically agreed, the following are excluded:

- Internal extraction ductwork cleaning.

- Fire suppression system cleaning or maintenance.

- Pest control services.

- Electrical repairs or maintenance.

- Removal of equipment fixed permanently in place.

- Disposal of hazardous waste.

- Replacement of damaged components identified during cleaning.

How to Prepare Your Kitchen Before a Deep Clean

Preparation before a commercial kitchen deep clean is essential to ensure you can get the most from the service and the time the cleaners are there. Some key things to complete in preparation are:

- Ensure the kitchen is vacated and available during the agreed cleaning period.

- Disconnect or isolate equipment where required.

- Remove food products, utensils, and loose items from work areas.

- Provide access to water and electrical supplies.

- Make sure staff are notified of what is going to happen and when.

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How Often should a Commercial Kitchen be Deep Cleaned?

The frequency in which a commercial kitchen needs deep cleaning depends entirely depends on the several varied factors. These factors including:

- Operational hours and frequency

- The type of kitchen

- How often and well regular cleaning is performed.

- Manufacturer recommendations

- Any findings from inspections

- Volume of grease production

It is essential to keep an eye on these factors to make sure that your kitchen is being deep cleaned as often as needed.

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Which Businesses Benefit from Commercial Kitchen Deep Cleaning?

There are a variety of businesses that will benefit from having their kitchens professionally deep cleaned. Such as:

- Schools

- Restaurants

- Hotels

- Pubs

- Hospitals

- Care homes

- Commercial catering

- Production kitchens

- Corporate kitchens

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Why Choose First in Service?

Here at First in Service, our Commercial Cleaning team delivers specialist, compliant cleaning services across all sectors, including TR19 kitchen extract cleaning, deep sanitisation, window and gutter cleaning, carpet care, graffiti removal, water tank disinfection, and post-construction cleans. Using sustainable methods and nationwide coverage, we help businesses maintain safe, hygienic, and fully compliant environments year-round.

We offer scheduled cleaning programmes delivering consistent hygiene standards, compliance support, and tailored cleaning solutions across commercial environments nationwide. Alongside this, emergency 24/7 cleaning with rapid response is also available.

If you are looking for a commercial kitchen deep clean or just want to know more about them, please do not hesitate to contact us.

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FAQ’s

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What is included in a commercial kitchen deep clean?

A commercial kitchen deep clean typically covers all cooking equipment, flooring, walls, refrigeration units, grease traps, extraction systems, and those hard-to-reach hidden areas.

How long does commercial kitchen deep cleaning take?

A professional kitchen deep clean typically takes between four and eight hours. The duration of the cleaning largely depends on the size of the kitchen and what equipment it includes.

How often should commercial kitchens be deep cleaned?

Preferably, commercial kitchens should be deep cleaned at least every three to six months.

Does deep cleaning include kitchen extract ductwork?

No, a commercial kitchen deep clean does not include extract duct cleaning. You would also need to ask for a kitchen extract clean.

Do we need to empty refrigerators before cleaning?

Yes, it is essential to empty out refrigerators before your scheduled cleaning.

Can deep cleaning be carried out outside working hours?

Yes, and it is usually recommended to carry out commercial kitchen deep cleans outside of your businesses operating hours to minimise disruption to your business.

What industries require commercial kitchen deep cleaning?

There are a wide variety of industries and businesses that require this service. Some of the key ones being restaurants, hotels, schools, universities, pubs, care homes, food production sites, and industrial catering facilities.

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