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
Warning Overhead Crane Sign with suspended load symbol and yellow and black design

Warning Overhead Crane Sign

Clearly warns people of overhead crane operations and suspended load hazards to help reduce the risk of injury in lifting areas.
• Alerts people to overhead crane operations and suspended load hazards
• Suitable for factories, warehouses and industrial sites
• High-contrast yellow and black design provides clear 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 improve awareness and reduce the risk of injury from suspended loads
£6.86
Danger Compressed Gas Warning Sign with yellow and black gas cylinder hazard symbol

Danger Compressed Gas Warning Sign

Danger Compressed Gas Warning Sign clearly warns people of compressed gas hazards and helps reduce the risk of injury or explosion.
• Alerts people to the presence of compressed gas cylinders
• Suitable for industrial sites, workshops and storage areas
• High-visibility yellow and black design provides clear hazard 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 compressed gas hazard awareness in designated areas
£2.71
Danger Mains Voltage Electrical Warning Sign

Danger Mains Voltage Electrical Sign

Clearly warns people of dangerous mains voltage to help reduce the risk of electric shock and serious injury.
• Alerts people to the presence of dangerous mains voltage and electrical hazards
• Suitable for industrial sites, plant rooms and electrical areas
• High-visibility 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 electrical safety awareness and encourage caution around mains voltage
£2.71
Hedge Cutting warning safety sign with triangular symbol

Hedge Cutting Sign

Warn people that hedge cutting work is taking place and to stay alert in the surrounding area.

Alerts people to hedge cutting activity and potential hazards
Suitable for roadsides, gardens, estates and public pathways
Clear high-visibility design with bold symbol and text
Made from 4mm Recyclable Correx ® Fluted Plastic Material
Helps improve safety for workers and the public during maintenance work
£10.81
Danger Asbestos Removal landscape safety sign with warning hazard symbol

Danger Asbestos Removal Sign - Landscape

Warn staff, contractors and visitors of hazardous asbestos removal work with this highly visible danger safety sign.
• Clearly alerts people to dangerous asbestos removal activity
• Ideal for construction sites, demolition areas and refurbishment projects
• High-visibility yellow and black design for clear recognition
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm) and Self Adhesive Vinyl
• Helps reduce health risks by improving awareness of asbestos removal operations
£7.36
Danger do not BBQ stay out sign with prohibition symbol and safety message

Danger Do Not BBQ Sign - Stay Out

Danger Do Not BBQ Stay Out Sign clearly prohibits barbecuing and instructs people to stay out to help reduce fire risks and unsafe activity.
• Prohibits BBQ use and reinforces the instruction to stay out
• Suitable for parks, public spaces, residential areas and fire-risk zones
• High-contrast symbols and bold text provide clear visibility and 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 fire risks and reinforce access restrictions in controlled areas
£12.91
Warning Toxic Hazard Sign

Warning Toxic Sign

Clearly warns people of toxic substances to help reduce the risk of accidental exposure in hazardous environments.
• Alerts people to the presence of toxic substances and associated hazards
• Suitable for laboratories, industrial sites, storage areas and chemical facilities
• 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 toxic substance awareness and encourage appropriate caution in hazardous areas
£2.71
Warning Corrosive Risk Sign

Warning Corrosive Risk Sign

This corrosive sign informs people that there are corrosive substances on the premises. Our corrosive warning signs are available in different material.
£2.71
Warning Falling Objects safety warning sign

Warning Falling Objects Sign


Warn individuals of potential overhead falling object hazards with this highly visible warning safety sign.
• Alerts people to falling object dangers from above
• Suitable for construction sites, warehouses, and industrial areas
• High-visibility yellow and black design ensures clear recognition
• Available in Rigid Plastic (1mm), Rigid Plastic (2mm), Self Adhesive Vinyl, and Recyclable Correx ® (4mm)
• Helps maintain workplace safety and hazard awareness
£10.81
Danger highly flammable warning safety sign with flame symbol

Danger Highly Flammable Sign

Danger Highly Flammable Sign clearly warns people of highly flammable substances and helps reinforce awareness of fire and explosion risks.
• Alerts people to the presence of highly flammable materials
• Suitable for industrial sites, storage areas and hazardous workplaces
• High-visibility yellow and black design provides clear hazard 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 fire and flammability hazard awareness in designated areas
£2.71
Danger Asbestos Dust warning safety sign with yellow hazard symbol

Danger Asbestos Dust Sign

Warn workers and visitors of hazardous asbestos dust with this Danger Asbestos Dust Sign.
• Clearly communicates the danger of asbestos dust exposure
• Suitable for construction sites, demolition areas and industrial workplaces
• High-contrast yellow and black design ensures maximum visibility and instant 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 the risk of respiratory harm by alerting workers and visitors to asbestos dust hazards
£2.71
Danger No Dogs Stay Out Sign with prohibition and stay out symbols

Danger No Dogs Sign - Stay Out

Danger No Dogs Stay Out Sign clearly prohibits dogs from entering and instructs people to stay out of the restricted area.
• Prevents dogs from entering and reinforces the instruction to stay out
• Suitable for parks, construction sites, private property and public spaces
• Bold prohibition and mandatory symbols provide clear visibility and 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 support site control by clearly communicating access restrictions
£12.91