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freezemaster™ Antifreeze Blog

In-depth antifreeze and fire safety advice and insights from the experts behind the antifreeze with the lowest temperature assurance of any listed product, helping protect people and property when sprinkler systems activate in a fire.

Sean Pearce

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Codes, Standards & Approvals

NFPA Updates on Sprinkler System Antifreeze: What AHJs Need to Know

Many are not aware that the National Fire Protection Association (NFPA) fire sprinkler standards require new antifreeze systems to use an agency-listed antifreeze. And these same standards require that existing systems use an agency-listed antifreeze by September 30, 2022. In fact, when safety concerns led to these NFPA updates, no listed product was available.

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