SPT

Brand Products Country of Origin Quality Assurance Standard
SPT Ductile Iron Grooved Couplings & Fittings Taiwan UL/FM ASTM A536 / EN1563.97
Grade 65-45-12 / EN-GJS-450.10

Vision

Brand Products Country of Origin Quality Assurance Standard
Vision Ductile Iron Grooved Couplings & Fittings China UL/FM ASTM A536 / EN1563.97
Grade 65-45-12 / QT450-12