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freezemaster™ Antifreeze Blog

In-depth antifreeze and fire safety advice and insights from the experts behind the freeze protection technology like no other.

Lainey Liotta

Blog Feature

Codes, Standards & Approvals

HIGH-VOLUME SPRINKLER SYSTEMS AND LISTED ANTIFREEZE

Before July 2021, a listed antifreeze approved for use in Ordinary Hazard 1 & 2 sprinkler systems larger than 40 gallons did not exist, even though many of these buildings require a system with significantly more antifreeze. This limitation made it difficult and expensive for antifreeze-based fire sprinkler systems in larger applications to maintain compliance with NFPA requirements.

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Blog Feature

Codes, Standards & Approvals  |  FAQs  |  Installation Guide  |  Listings and Innovations  |  fire sprinkler systems

Updated listing for higher Ordinary Hazard 1 & 2 Volumes

Size matters!

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