Extra Hazard Sprinklers

Extra Hazard is back, and Reliable has what you need 

Our Extra Hazard Sprinklers are designed to address the unique challenges of environments where the quantity and combustibility of contents are very high and present an increased fire risk.

The industry’s ONLY lineup of rugged standard response fusible element K11, K14, and K17 spray sprinklers. And introducing our new K11.2 gasketed flat plate concealed for industrial clean room applications with flammable liquids and solvents.