Patent 10046191 was granted and assigned to Tyco Fire Products on August, 2018 by the United States Patent and Trademark Office.
An antifreeze is provided for deployment in wet sprinkler systems located in cold environments. The antifreezes allows for the wet sprinkler system to be actuated under temperatures below 32° F. Wet sprinklers, methods of preventing wet sprinklers from freezing and methods of extinguishing fires also are provided.