Spill Kits for Warehouses UK | COSHH Placement Guide

UK warehouses handling oils, chemicals, fuels, or any hazardous liquids are legally required to provide appropriate spill response equipment under The Control of Substances Hazardous to Health Regulations 2002 — and failure to comply exposes businesses to unlimited fines, criminal prosecution, and mandatory remediation liability. This expert guide covers which spill kit your warehouse needs, how many, where to position them, and which format works best for your operations.

Are Spill Kits a Legal Requirement in UK Warehouses?

Yes — with very limited exceptions. The regulatory framework is clear:

• The Control of Substances Hazardous to Health Regulations 2002 (COSHH) requires employers to assess, prevent, and control exposure to hazardous substances. Spill response equipment is an explicit control measure requirement for any warehouse handling oils, chemicals, solvents, battery acid, cleaning agents, or fuel. The COSHH assessment must identify spill risks and confirm adequate response provisions.
• The Environmental Protection Act 1990 — the duty of care obligation for waste generated by business activities extends to spill cleanup. Contaminated absorbents are hazardous waste; failing to contain and manage a spill correctly creates additional legal exposure.
• The Water Resources Act 1991 — causing or knowingly permitting water pollution (including via drainage systems) is a criminal offence. A warehouse spill that reaches a drain without containment equipment can result in prosecution of both the business and individual managers.
• Environment Agency Pollution Prevention Guidelines PPG 22 — specifically addresses industrial sites and warehouses, recommending spill kits within 20 metres of any potential spill source as standard practice.

What "compliant" means in practice: Having a spill kit is necessary but not sufficient. The kit must be the correct type for the liquids in each area (colour-coded per BS 7959), adequately sized for the worst foreseeable spill, fully stocked and inspected regularly, accessible without obstruction, and your staff must know how to use it.

How Many Spill Kits Does a Warehouse Need?

The Environment Agency's published guidance (PPG 22) recommends spill response equipment within 20 metres of any potential spill source. In practice, this means:

• Large open warehouse floor (3PL/distribution): One kit per 20-metre zone as a minimum. A 60-metre warehouse bay needs at least 3 kits — a 240L wheeled bin that can be pushed to the spill location is the most efficient format for coverage.
• Racking aisles: At least one kit accessible from each aisle section — wall-mounted spill stations at aisle ends are standard.
• Loading docks / bays: Dedicated oil spill kit (white) and drain cover at every loading bay — HGV hydraulic and diesel leaks are common.
• Battery charging areas: Yellow chemical spill kit with acid neutraliser at every charging station (forklift battery sulphuric acid risk).
• Chemical storage zones: Yellow chemical spill kit at the entrance to every chemical store or drum storage area.
• Mezzanine floors: Independent kit on each level — carrying a wheeled bin down stairs during a spill is not a viable response plan.

A useful rule of thumb for COSHH audit preparation: if it takes more than one minute of walking to reach a spill kit from any point on the warehouse floor, you have a compliance gap.

Which Spill Kit Does My Warehouse Need?

Warehouse Area / Liquid Type	Kit Colour	BS 7959 Grade	Recommended Size
General floor maintenance, mixed fluids, coolants	Grey	General Purpose	90–240L
Forklift areas, HGV bays, generator rooms, diesel	White	Oil-Only	90–240L
Battery charging stations, forklift battery maintenance	Yellow	Chemical / Hazchem	20–90L + acid neutraliser
Chemical storage areas, drum zones with chemicals	Yellow	Chemical / Hazchem	90–240L
Loading bays (HGV diesel/hydraulic risk)	White	Oil-Only	90–120L + drain cover
AdBlue dispensing areas	White or Grey	Oil or GP	20–50L

Mixed warehouses: Most large warehouses will require a combination of kit types. A single grey general purpose kit covering chemical zones is not compliant — yellow chemical kits must be present in hazchem areas and white oil kits in hydrocarbon-specific zones. If in doubt, call our team for site-specific guidance.

Warehouse Spill Kit Size Guide

• 20–30L satchel/holdall: Individual machine station, forklift battery charging point, small chemical dispensing area.
• 90–100L barrel or bin: Loading bay supplementary kit, medium racking aisle, generator room.
• 240L wheeled bin: Standard for large warehouse floors. Mobile — one operative can wheel it rapidly to any spill location. Lockable to prevent component pilfering. This is the most common format for 3PL and logistics warehouses.
• 1,100L spill station: Major industrial sites, large format distribution centres, or as an emergency capacity supplement to smaller zone kits. Wall-mounted or free-standing.

Spill Kit Placement in Warehouses — Best Practice

Positioning Rules

• Position kits at aisle ends and zone boundaries — never inside a racking bay where they may become inaccessible during a pallet collapse or fire.
• Kits must be reachable without climbing — if a 240L wheeled bin is the zone kit, ensure the storage location has floor-level access at all times.
• Never stack pallets or goods in front of a spill kit — this is a common compliance failure found during EA and HSE inspections.
• Colour-code your storage locations — use ISO 7010 compliant spill kit signage above each kit location so all staff can identify and locate kits instantly.

High-Priority Zones

• Loading docks: HGV brake fluid, hydraulic fluid, and diesel leaks are most common here. An oil spill kit (white) plus drain cover at each bay.
• Battery charging area: Sulphuric acid from forklift batteries. Yellow chemical kit with acid neutraliser is mandatory — not optional.
• Chemical store entrance: Yellow chemical kit mounted outside the store entrance — accessible without entering a potentially contaminated environment.
• Forklift operating areas: Hydraulic oil and transmission fluid leaks. White oil kit at regular intervals across the operating floor.

Wheeled Spill Kits for Large Warehouses

The 240L wheeled bin is the definitive format for large warehouse spill response. Its advantages over fixed station kits include:

• Mobility: Can be pushed by a single operative to any location on the warehouse floor — critical when spills occur at distance from fixed stations.
• Capacity: 240L of absorbent capacity handles substantial industrial spills — HGV hydraulic failures, drum punctures, and IBC tap failures.
• Security: Lockable lid prevents unauthorised removal of PPE and absorbent components — a practical consideration in high-traffic warehouses.
• Visibility: Large format and bright colouring ensures the kit is identifiable from across the warehouse floor, reducing response time.

Forklift Battery Acid Spill Kits

This is one of the most frequently overlooked spill risks in UK warehouses — and one of the most serious. Forklift batteries contain sulphuric acid (a corrosive, hazchem-classified liquid) and present a spill risk during routine battery watering, washing, or following impact damage.

What you need at every battery charging station:

• Yellow chemical spill kit (minimum 20L, positioned at the station)
• Acid neutraliser (sodium bicarbonate powder)
• Face shield (in addition to standard nitrile gloves)
• Acid-resistant apron
• Eyewash station within 10 seconds travel from the charging area

Battery acid spill kits should be included specifically in your COSHH risk assessment for forklift operations — generic warehouse spill kit arrangements are not sufficient to cover this hazard.

Compliance & Legal Requirements

• The Control of Substances Hazardous to Health Regulations 2002 (COSHH) — mandatory risk assessment identifying all spill hazards, with documented control measures including specific spill response equipment for each area.
• The Environmental Protection Act 1990 — duty of care for waste arising from spills. Used absorbents must be disposed of through a licensed hazardous waste carrier where contaminated with hazchem substances.
• The Water Resources Act 1991 — preventing chemical and oil pollution from reaching controlled waters (drains, rivers, groundwater) is a criminal obligation.
• BS 7959-1:2004 — sorbent colour-coding standard. Compliant kits with BS 7959 certified absorbents provide documentary evidence of appropriate spill response during inspections.
• Environment Agency Pollution Prevention Guidelines PPG 22 — industry guidance on managing spill risks in warehouse and industrial site operations.

The enforcement reality: EA and HSE can conduct unannounced inspections. Common findings in warehouse audits: kits blocked by pallets, wrong kit type for the hazard in the area, depleted or expired kits, no inspection record, and no staff training on kit use. Each of these findings can result in an improvement notice — or worse, prosecution if a spill incident occurs without adequate equipment in place.

Frequently Asked Questions

How many spill kits does my warehouse legally need?

There is no fixed statutory number — the requirement is that spill response equipment is "adequate" for the hazards identified in your COSHH assessment. The Environment Agency's guidance recommends kits within 20 metres of any potential spill source. A large warehouse will require multiple kits across multiple zones, with different kit types for different hazard areas. Our team can help you calculate requirements for your specific layout.

Where should spill kits be placed in a warehouse?

Position kits at aisle ends, zone boundaries, and high-risk areas (loading bays, battery charging areas, chemical stores). Never inside racking bays where they may become inaccessible. All kits must be clearly signposted with ISO 7010 compliant spill kit signs and accessible without obstruction at all times.

What colour spill kit does my warehouse need?

Grey for general mixed-fluid areas; white for oil and fuel areas (loading bays, HGV bays, generator rooms, forklift areas); yellow for chemical areas (battery charging, chemical stores, drum zones). Most warehouses require a combination. The colour coding is standardised under BS 7959-1:2004 and is what inspectors check.

Can I use one type of spill kit for all liquids in my warehouse?

No — this is a common compliance failure. Using a grey general purpose kit in a chemical area where yellow is required may be considered non-compliant even if the kit physically absorbs the spill. Each hazard zone requires the correct colour-coded kit. For warehouses with mixed hazards, budget for all three kit types in their respective areas.

How often should warehouse spill kits be checked and restocked?

Minimum monthly inspection, recorded in a written kit inspection log. Inspect immediately after any use and replace all used components before returning the kit to service — a partially-depleted kit is not compliant. Inspection records should be retained for at least three years as evidence during COSHH and Environment Agency audits.

Why Buy From Spill Control Products UK?

• Specialist Supplier: We are a dedicated spill control company — not a generalist safety catalogue. Our team understands warehouse-specific spill compliance requirements.
• All Three Kit Types: Grey, white, and yellow BS 7959 compliant kits — single source for your entire warehouse spill kit programme.
• Wheeled Bins, Stations & Grab Bags: Every format for every location — from battery charging station holdalls to 1,100L warehouse spill stations.
• Bulk & Multi-Site Orders: Logistics and 3PL businesses with multiple sites benefit from volume pricing and consolidated ordering.
• Refill Packs: Replace individual components rather than whole kits — reduces ongoing maintenance costs significantly.
• Next Day UK Delivery: Order before 2pm for next day delivery to your warehouse. Emergency restocking always available.

Shop our full range: grey general purpose spill kits, white oil spill kits, yellow chemical spill kits, and drum spill pallets for secondary containment of liquid drums in warehouse storage areas.