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10. Corrosion is considered normal and unavoidable. 9. Virtually all water based fire sprinkler systems are subject to attack by oxygen corrosion. 8. Factors that accelerate corrosion failures include oxygen, increased activity, trapped air and water and high temperatures. 7. Corrosion is caused by a combination of either water, iron, oxygen and/or bacteria. If you […]

With fall just around the corner, it is important to be aware of changes that the National Fire Protection Association (NFPA) has released, effective August 29th, 2012. NFPA 13 and NFPA 13R New systems can use only listed antifreeze solutions with the one exception being ESFR sprinklers that are listed for use with propylene glycol. […]