14/02/2026
NFPA 20 Section 4.16.6.5 requires flexible connections (strain relief) on suction piping when the pump and its supply are on separate foundations to prevent stress on the pump casing from settlement or vibration.
Metal expansion joints for fire pumps will be soon available at ROS Fire Sprinkler Systems Services, for inquires you may call us at (034) 461-0995.