Viking Fireking™ Mechanical Tee – Threaded (VK-MTT & VK-MTT2)

  • The VIKING Fireking™ VK-MTT / VK-MTT2 Mechanical Threaded Tee allows direct threaded connections from a grooved main pipe. It combines the speed of mechanical grooved technology with the flexibility of threaded outlets, making it ideal for sprinkler drops, gauges, and control devices.
  • Nominal Sizes (NPT): 1½" × 1" to 8" × 4"
  • Nominal Sizes (BSP): DN40 × DN25 to DN200 × DN100
  • Working Pressure: 16 bar (232 psi) to 20.7 bar (300 psi)
  • Temperature Range: −34°C to +110°C
  • Housing: Ductile Cast Iron ASTM A536 Gr. 65-45-12
  • Gasket: EPDM
  • Finish: Painted, Epoxy Coated, Galvanized
  • Provides direct threaded outlet without welding or tapping tees
  • Reduces installation time for sprinkler drops and instruments
  • Maintains system integrity with mechanical gasket sealing
  • Ideal for retrofit, modification, and phased installation projects
  • Threaded branch connections for sprinkler heads, pressure gauges, drains, test points, and auxiliary devices in fire-suppression systems.
  • UL Listed
  • FM Approved

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