Fire 2/4 Way FB Inlet Supplying Water to Dry Riser Systems: Dry riser systems are vertical water pipes installed in tall buildings that are not equipped with sprinklers. The Fire 2/4 Way FB Inlet provides a connection point for fire service pumps to charge the dry riser system, enabling firefighters to access water at various levels of the building. #Fire 2/4 Way FB Inlet Manufacturer in Vadodara #Fire 2/4 Way FB Inlet Supplier in Vadodara #Niom Corporation