Warning & Hazard Signs Ireland

Yellow triangular ISO 7010 warning safety signs mounted in an Irish industrial workplace.
Yellow triangular ISO 7010 warning safety signs mounted in an Irish industrial workplace.

Warning safety signs - the yellow-triangle hazard signs required under ISO 7010 and the Irish Safety, Health and Welfare at Work regulations - alert workers and visitors to a present danger. Safety Sign Centre supplies the full hazard range and dispatches nationwide.

Most-ordered warning signs

Slippery surface, forklift truck operating, overhead load, electric shock risk, hot surface, deep water, automatic door, fragile roof, falling objects, biological hazard.

When you need a warning sign

Once a hazard has been identified in your risk assessment and cannot be eliminated, a warning sign is a required control to alert people of the residual risk.

Outdoor and roadside use

For outdoor and roadside hazards we recommend Class 2 reflective on 3 mm ACM for maximum visibility and weather resistance.

Frequently asked questions

+What does a yellow triangle sign mean?

A yellow triangle with a black border and pictogram is a warning (hazard) sign under ISO 7010. It alerts people to a present hazard such as a slippery surface, forklift traffic or live electricity.

+What size warning sign do I need?

For most workplaces, 200×200 mm or 300×300 mm is standard. For larger sites and external use, 400×400 mm and 600×450 mm in ACM are common.