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 sign indicating contains asbestos and follow safety instructions

Warning Contains Asbestos Labels

Warns individuals of the presence of asbestos and associated health risks.
• Alerts people to the danger of asbestos exposure
• Suitable for construction sites, refurbishment areas, and industrial premises
• Bold text and high-contrast design ensure clear visibility
• Designed for durability in demanding environments
• Helps reduce health risks by reinforcing safety procedures
£0.49
LPG Highly Flammable Warning Sign

LPG Highly Flammable Sign

Clearly warns people that highly flammable LPG is present to help reduce fire risks and improve safety awareness.
• Alerts people to the presence of highly flammable LPG
• Suitable for industrial sites, storage areas and fuel handling zones
• 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 reinforce fire hazard awareness around areas containing LPG
£2.71
Danger High Voltage Electrical warning safety sign with electrical hazard symbol

Danger High Voltage Electrical Sign

Warn individuals of dangerous high voltage electrical hazards with this Danger High Voltage Electrical Sign.
• Alerts people to the presence of high voltage electrical hazards
• Suitable for electrical rooms, substations, switch rooms and industrial environments
• High-contrast yellow and black design ensures clear 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 electric shock and improve workplace safety compliance
£2.71
No Stopping Zone Sign with Red and Blue No Stopping Symbol

No Stopping Zone Sign

Clearly informs drivers that stopping is prohibited within the designated zone to help maintain clear access and safer traffic movement.
• Prevents vehicles from stopping within the designated zone
• Suitable for roadsides, loading bays and access routes
• Bold no stopping symbol and clear text provide strong visibility
• Available in 4mm Recyclable Correx ®
• Helps maintain clear access and reduce obstruction risks
£10.81
Danger Deep Cold Water Do Not Swim Sign with cold water and no swimming warnings

Danger Deep Cold Water Sign - Do Not Swim

Danger Deep Cold Water Do Not Swim Sign clearly warns people of hazardous cold water and instructs them not to swim to help prevent serious accidents.
• Warns people of deep cold water hazards and clearly prohibits swimming
• Suitable for lakes, rivers, reservoirs and coastal locations
• Clear safety symbols and bold contrasting colours provide high visibility
• 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 raise awareness of cold water risks and reduce the risk of accidental drowning
£6.86
Caution Razor Wire Sign with Razor Wire Warning Symbol

Caution Razor Wire Sign

Clearly warns people of razor wire hazards to help reduce the risk of injury around restricted or protected areas.
• Alerts people to the presence of razor wire and potential injury
• Suitable for perimeter fencing, security compounds, industrial sites, warehouses and restricted areas
• High-contrast yellow and black design with a razor wire 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 improve awareness of sharp security barriers and supports safer site access
£2.71
Danger Heavy Plant Crossing warning safety sign for heavy plant vehicle crossing areas.

Danger Heavy Plant Crossing Sign


Warn pedestrians and drivers of heavy plant crossing areas to improve safety and reduce the risk of accidents.
• Warns of heavy plant crossing hazards
• Ideal for construction sites, industrial yards, warehouses, logistics centres and access roads
• High-visibility yellow background with bold black text and warning symbol
• Available in Aluminium Composite (3mm), Aluminium Composite With Fixing Channel (3mm), Rigid Plastic (1mm), Rigid Plastic (2mm), Self Adhesive Vinyl and Recyclable Correx ® (4mm)
• Helps improve site awareness and supports safer vehicle and pedestrian movement
£14.77
Radiation Symbol Warning Sign

Radiation Symbol Warning Sign

Clearly warns people of potential radiation hazards to help reduce the risk of exposure in controlled or hazardous areas.
• Alerts people to the presence of radiation risks
• Suitable for laboratories, medical facilities and controlled zones
• High-visibility yellow and black radiation symbol 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 radiation hazard awareness and encourage appropriate caution in affected areas
£1.22
Warning Pesticides Chemical Sign

Warning Pesticides 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 Dangerous Substance Sign with yellow and black warning symbol

Dangerous Substance Sign

Danger Dangerous Substance Sign clearly warns people of hazardous or dangerous substances and helps reinforce awareness of potential risks.
• Alerts people to the presence of dangerous substances
• Suitable for workplaces, factories, laboratories and storage areas
• High-contrast yellow and black design provides clear visibility and 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 improve safety awareness around hazardous materials
£2.71
Danger Highly Flammable Store Sign with yellow and black flame warning symbol

Danger Highly Flammable Store Sign

Danger Highly Flammable Store Sign clearly warns people of a highly flammable storage area and the associated fire hazard.
• Alerts people to the presence of a highly flammable store
• Suitable for warehouses, storage rooms and industrial sites
• 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 hazard awareness around flammable storage areas
£2.71
Danger Fragile Roof Use Crawling Boards Sign with warning and mandatory safety symbols

Danger Fragile Roof Use Crawling Boards Sign

Clearly warns people of fragile roof hazards and instructs them to use crawling boards to support safer access and reduce the risk of falls.
• Warns people of fragile roof hazards and instructs the use of crawling boards
• Suitable for roof access points, construction sites, maintenance areas, warehouses and industrial premises
• Clear warning and mandatory symbols provide strong visibility and quick understanding
• 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 support safer roof access procedures and reduce the risk of falls and injuries
£6.86