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Series 747M FireLock® Commercial Zone Control Riser Module

Designed for NFPA 13 commercial requirements, the Victaulic Series 747M Zone Control Riser Module features a cast body, and is compact and easy to install in zoned wet sprinkler systems. The integrated module body consists of a shut off valve, test and drain valve combination and different orifice sizes (K factors), a UL Listed and FM Approved Flow Switch, and a Pressure Gauge. The Series 747M FireLock Zone Control Riser Module is available in sizes from 1-1/4 through 6"/32 mm – 150 mm with grooved ends on the main pipe for installation in the horizontal or vertical up-flow positions with UL Listed, FM Approved Victaulic grooved couplings. 1-1/4 - 2" modules have an NPT drain port. 2-1/2 - 6" modules have a grooved drain port. The Series 747M FireLock Zone Control Riser Module is FM Approved and UL and ULC Listed for working pressures up to 365psi/2517 kPa. An optional pressure relief valve kit is available for all sizes. The Pressure Relief Valve is FM Approved and UL and ULC Listed for working pressures up to 175psi/1200kPa.