Royal Fire Protection NP series Medium Expansion foam pourers are specifically designed and manufactured meeting the highest quality standards ensuring the delivery of high quality homogenized foam to the required area of protection. Royal Fire Protection NP 600, 1200, 1800 foam pourers has a flow range between 600 LPM - 1800 LPM and it operates at inlet pressures of 3 Bar. Such low pressure operation minimizes the water requirements and pumping capacities which ensures a cost effective system.