Spaying protecting coatings like intumescent paint on steel beams to add a protecting layer that minimizes the metal's exposure to heat and degradation. There are two primary types of fire suppression systems: Wet and https://patch.com/north-carolina/raleigh/classifieds/gigs-services/467764/safeguarding-lives-and-property-all-american-fire-protections-quarter-century-of-excellence