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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.

Sean Pearce

Blog Feature

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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