Workplace Warning Signs

Workplace Warning Signs help alert employees, visitors and contractors to potential hazards within the working environment. Using recognised warning symbols and clear messaging, these signs highlight risks that could cause injury, illness or property damage if appropriate precautions are not taken.

Also known as hazard warning signs, safety warning signs or workplace hazard signs, they are commonly used across factories, warehouses, construction sites, workshops, schools, healthcare facilities and commercial premises.

Typical installation locations include machinery areas, loading bays, electrical rooms, chemical storage facilities, plant rooms, pedestrian routes and other locations where workplace hazards need to be clearly identified.

Available in self-adhesive vinyl, rigid plastic, aluminium and photoluminescent materials, many of our workplace warning signs are manufactured in the UK for excellent visibility, durability and long-term performance.

 Show More expand_more
 Show Less expand_less

Subcategories

Forklift Warning Signs
Slippery Floor Signs
Mind Your Head Signs
Trip Hazard Signs
Temporary Warning Signs
Curve Top Warning Mind Your Head safety warning sign

Curve Top Warning Mind Your Head Sign

Warn individuals of low headroom and overhead obstruction hazards with this highly visible warning safety sign.
• Alerts people to overhead obstructions and low clearance areas
• Suitable for doorways, corridors, basements, workshops, and industrial sites
• High-visibility yellow warning design with clear black text and symbol
• Available in Aluminium Composite (3mm)
• Helps reduce the risk of head injuries in hazardous areas
£28.58
Warning Forklift Trucks Operating safety sign for warehouses and industrial workplaces

Forklift Trucks Operating Sign

Warn staff and visitors to active forklift truck movements with this highly visible warning sign for workplaces and industrial environments.
• Warns people about forklift truck activity in the area
• Ideal for warehouses, factories, loading bays, yards and industrial sites
• High-visibility yellow and black design for clear recognition
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps reduce collision risks and improve pedestrian safety around moving vehicles
£4.88
Caution Slippery Surface free standing warning sign

Caution Slippery Surface Free Standing Sign 600mm

Warn staff and visitors of slippery surface hazards with this highly visible free standing caution safety sign.
• Alerts people to slippery surfaces and wet floor hazards
• Ideal for entrances, cleaning areas, walkways, and public buildings
• Bright yellow warning design ensures excellent visibility and awareness
• Durable heavy duty moulded plastic construction for repeated use
• Helps improve workplace safety and reduce accident risks in hazardous areas
£16.80
Danger Test Area Sign with General Warning Symbol

Danger Test Area Sign

Clearly warns people of potential dangers within a designated test area to support safer testing activities.
• Warns people of potential hazards within a test area
• Suitable for laboratories, testing facilities, research centres, workshops and industrial sites
• High-contrast black text and warning symbol on a yellow background provide clear hazard communication
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps keep personnel informed and promotes safer testing environments
£2.71
Forklift Truck Reversing Warning Sign with yellow and black forklift warning symbol

Forklift Truck Reversing Warning Sign

Warns staff and pedestrians about reversing forklift truck movements, helping reduce collision risks and improve workplace traffic safety.• Warns people about reversing forklift truck activity in operational areas• Suitable for warehouses, loading bays, factories and industrial sites• High-visibility yellow and black warning design provides clear recognition• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl• Helps reduce collision risks and improve workplace traffic safety
£4.88
Slips trips and falls workplace safety poster

Slips Trips & Falls Poster

Slips Trips & Falls Poster provides clear workplace guidance to help reduce the risk of slips, trips, and falls.
• Helps communicate slips, trips, and falls safety awareness
• Suitable for workplaces, warehouses, offices, corridors, and staff areas
• Bright warning symbols and clear sections ensure excellent visibility
• Manufactured from Rigid Plastic (1mm)
• Helps reinforce safer workplace behaviour and hazard prevention
£15.38
Warning Hazardous Area Sign with General Warning Symbol

Warning Hazardous Area Sign

Clearly warns people of a hazardous area to help improve awareness of potential risks and reduce accidental entry.
• Alerts people to the presence of a hazardous area where dangers may be present
• Suitable for construction sites, industrial facilities, restricted zones, warehouses and manufacturing areas
• High-contrast black text and warning symbol on a yellow background provide clear visibility
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps reduce the risk of accidents by clearly identifying hazardous locations
£2.71
Wear Hard Hats mandatory safety sign with white helmet symbol on blue background

Wear Hard Hats Sign

Clearly instruct individuals to wear hard hats in designated hazardous areas to reinforce mandatory head protection requirements.
• Instructs workers and visitors to wear hard hats where required
• Suitable for construction sites, factories and hazardous work zones
• Clear symbol and bold blue and white design provide high visibility and quick recognition
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps reinforce head protection requirements and reduce the risk of head injury
£2.71
Danger Battery Charging Sign with yellow and black warning symbol

Danger Battery Charging Sign

Warns staff and visitors of battery charging hazards, helping improve safety awareness and reduce risks in designated charging areas.
• Warns people of hazards associated with battery charging areas
• Suitable for warehouses, workshops, plant rooms and maintenance areas
• High-contrast yellow and black warning design provides strong visibility and recognition
• Available in Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps improve safety awareness and reduce risks in charging zones
£2.71
Safety Helmets And High Visibility Clothing Must Be Worn In This Area Sign

Safety Helmets And High Visibility Clothing Must Be Worn In This Area Sign

Clearly instruct workers and visitors that safety helmets and high visibility clothing must be worn in designated areas.
• Enforces mandatory use of safety helmets and high visibility clothing
• Suitable for construction sites, industrial areas and roadside works
• Clear bold text and recognised symbols provide high visibility and understanding
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm) and Self Adhesive Vinyl
• Helps reinforce PPE requirements and support a safer working environment
£14.77
Warning Battery Charging In Progress Sign with yellow and black battery hazard symbol

Warning Battery Charging In Progress Sign

Warns personnel that battery charging is in progress, helping increase awareness of associated hazards and improve safety around active charging areas.
• Alerts staff and visitors to battery charging activity and associated risks
• Suitable for warehouses, workshops, charging stations and plant rooms
• High-visibility yellow and black warning design provides quick recognition
• Available in Aluminium Composite (3mm), Rigid Plastic (1mm), Rigid Plastic 1mm (Self Adhesive Back), Rigid Plastic (2mm), Rigid Plastic 2mm (Self Adhesive Back) and Self Adhesive Vinyl
• Helps reduce risks from electrical hazards, fumes and charging operations
£2.71
No Hard Hats, No Boots, No Job Sign with hard hat and safety boot symbols

No Hard Hats, No Boots, No Job. Sign

Reinforce essential PPE requirements by clearly reminding workers and visitors that hard hats and safety boots are required.
• Reminds workers and visitors that hard hats and safety boots are required
• Suitable for construction sites, industrial areas and restricted work zones
• Bold blue design with clear PPE symbols provides excellent visibility and recognition
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm) and Self Adhesive Vinyl
• Helps promote site safety and reinforce access requirements for designated work areas
£14.77