
Fire Sprinkler System Ductile Iron Pipe Clamp DN100 UL/FM Approved Grooved Coupling. UL/FM Approved Safety: Certified by UL, FM, CE, and ISO for reliable fire protection and industrial use. Ductile Iron Construction: Housing made of ASTM A536 ductile iron for high strength and durability. Wide Size Range: Available in sizes 1" to 12" (DN25-DN300) with custom options. Flexible & Rigid Options: Choose rigid for straight runs or flexible for vibration absorption and deflection. Corrosion Resistant Gasket: EPDM or Nitrile gaskets provide leak-proof, UV, and chemical resistance. Custom Branding Support: Supports LOGO, color, and appearance size customization for branding needs. 24-Month Warranty: Comprehensive 24-month warranty coverage with after-sales support. Multiple Surface Finishes: Options include epoxy coating, hot-dip galvanized, and electroplated finishes.