Warning Signs

Hazard Safety Signs warn employees, visitors and contractors about potential dangers within the workplace. Also known as warning signs, hazard warning signs or danger signs, they help identify risks before accidents occur and play a vital role in workplace safety management.

These signs are widely used in factories, warehouses, construction sites, workshops, schools, hospitals, utilities, commercial premises and public buildings where hazards need to be clearly communicated.

Typical installation locations include machinery areas, electrical rooms, chemical storage facilities, loading bays, construction zones, plant rooms, restricted access areas and workplace entrances.

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

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Subcategories

Hazard Warning Signs
Workplace Warning Signs
Industry Warning Signs
Overhead & Head Clearance Signs
Construction & Site Safety Signs
Roof & Height Safety Signs
Danger Asbestos Keep Out landscape safety sign with warning and mandatory symbols

Danger Asbestos Keep Out Sign - Landscape

Warn individuals to keep out of hazardous asbestos areas with this Danger Asbestos Keep Out Sign - Landscape.
• Clearly instructs people to keep out of asbestos hazard zones
• Ideal for construction sites, demolition areas and restricted workplaces
• Bold colours and recognised safety symbols provide excellent visibility and instant recognition
• Available in Rigid Plastic (1mm) and Rigid Plastic (2mm)
• Helps reduce the risk of exposure to hazardous asbestos fibres and prevents unauthorised access
£2.41
No public access forest operations prohibition safety sign with red symbol

No Public Access Forest Operations Sign

Prevent unauthorised entry into forestry work areas with this clear prohibition sign.

Clearly states restricted access to forest operations areas
Ideal for forests, woodland sites, and active logging zones
Bold red prohibition symbol ensures high visibility and instant recognition
Manufactured from durable 4mm Recyclable Correx ® material
Helps reduce risk of accidents and improve site safety compliance
£10.81
Danger Demolition In Progress warning safety sign with yellow hazard symbol

Danger Demolition in Progress Sign

Warn people that demolition work is taking place with this Danger Demolition In Progress Sign.
• Alerts workers, visitors and the public to demolition activity
• Suitable for construction sites, demolition zones and restricted work areas
• Bold warning symbol and clear text provide excellent visibility and recognition
• Available in Rigid Plastic (1mm) and Rigid Plastic (2mm)
• Helps reduce risk by clearly identifying hazardous demolition areas
£9.83
Use Your Head Don't Lose It!! Wear A Hard Hat safety poster with yellow hard hat image

Use Your Head Don't Lose It!! Poster

Promote head protection awareness with this bold Use Your Head Don't Lose It!! Wear A Hard Hat Poster designed to encourage the correct use of hard hats in hazardous workplaces.
• Encourages the use of hard hats to help reduce head injury risks
• Ideal for construction sites, factories, warehouses and industrial workplaces
• Bold text and clear hard hat image maximise visibility
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm) and Self Adhesive Vinyl
• Reinforces PPE awareness and promotes a strong workplace safety culture
£18.48
Danger Quicksand Stay Out Sign with quicksand warning and stay out symbols

Danger Quicksand Stay Away Sign

Danger Quicksand Stay Out Sign clearly warns people of dangerous quicksand and instructs them to stay out of the affected area.
• Warns people of quicksand hazards and helps prevent access to dangerous areas
• Suitable for coastal areas, riverbanks, marshlands and construction zones
• Bold symbols and high-contrast colours provide clear visibility and 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 reinforce hazard awareness and reduce the risk of accidents around quicksand
£12.91
Warning Lorries Turning safety sign with yellow warning symbol

Warning Lorries Turning Sign

Warn pedestrians and drivers of turning vehicle hazards with this Warning Lorries Turning Sign.
• Alerts individuals to lorries turning and moving vehicle hazards
• Ideal for construction sites, industrial estates and delivery areas
• High-visibility yellow and black design provides clear recognition from a distance
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm), Self Adhesive Vinyl, and Recyclable Correx ® (4mm)
• Helps reduce the risk of collisions between pedestrians and turning vehicles
£10.81
Danger Radiation Risk Warning Sign with Radiation Hazard Symbol

Danger Radiation Risk Warning Sign

Clearly warns people of a radiation risk to help reduce potential exposure and improve hazard awareness in affected areas.
• Alerts people to the presence of a radiation risk
• Suitable for laboratories, medical facilities, industrial sites, controlled zones and research areas
• High-contrast yellow and black design with a recognised radiation symbol provides 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 reinforce caution and safer movement in areas where radiation may be present
£2.71
Warning Paint Store Chemical Sign

Warning Paint Store Chemical Sign

This chemical warning sign informs people that chemical substances may be on the premises. Our chemical signs are available in different material.
£2.71
Danger Acid Corrosive Hazard Sign

Danger Acid Corrosive Sign

Clearly warns people of dangerous corrosive acid hazards to help reduce the risk of contact and injury.
• Alerts people to the presence of dangerous acid and corrosive hazards
• Suitable for laboratories, chemical storage areas, factories and industrial sites
• High-contrast yellow and black design provides clear and immediate 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 awareness of corrosive substances and encourage appropriate caution in hazardous areas
£2.71
Warning Fork Lift Trucks Operating freestanding safety sign

Warning Fork Lift Trucks Operating Free Standing Sign 600mm

Warn staff and visitors of active forklift truck movement with this highly visible Warning Fork Lift Trucks Operating Free Standing sign.
• Alerts pedestrians and drivers to forklift operating hazards
• Ideal for warehouses, factories, loading bays, and industrial sites
• Bright yellow freestanding design ensures excellent visibility
• Manufactured from durable heavy-duty moulded plastic construction
• Helps improve workplace safety awareness and reduce vehicle-related accidents
£16.80
Caution Wet Floor free standing folding warning sign

Caution Wet Floor Free Standing Sign 600mm

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

Danger Sign

Clearly warns people of a serious hazard or dangerous condition to help improve safety awareness in the workplace.
• Alerts people to the presence of a significant hazard or dangerous situation
• Suitable for workplaces, industrial sites, construction areas, warehouses and restricted zones
• 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 communicate danger clearly and supports safer working practices
£2.71