Viking Fireking™ Heavy-Duty Flexible Coupling (VK-FCH)
Heavy-duty flexible grooved coupling engineered for high-pressure fire-protection environments.
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
Other Products From VIKING
VIKING Fireking™ Adapter Nipple (VK-AN)
Compact sprinkler outlet tee for direct sprinkler head connection from grooved piping.
VIKING Fireking™ Reducing Tee – Threaded (VK-RTT)
Grooved reducing tee with threaded outlet for connecting auxiliary or small-bore fire-protection components.
VIKING Fireking™ Elbow – 45° (VK-E45)
Grooved 45-degree elbow for smooth directional transitions in fire-suppression piping.