The Bladder Tank Foam Proportioning System utilises the water pressure to inject foam concentrate into a water supply and automatically proportions foam concentrate over wide range of flow and pressure, with very low pressure drop. This system does not require concentrate supply pump.
Installation of systems
Bladder Tank
Foam Branch Pipe
Construction : aluminum Inlet size : 2-1/2″ BS 336 male Flow : 560 LPM @7 Bar Straight stream Foam solution : AFFF 3% Accessory : foam pick up hose 1 meter length The effective reach approx. 30 meters @7 Bar Total length : 720 mm Weight : approx. 3.2kgs including foam pick up hose
Foam Chamber Model F
Foam Chamber is used in one of the most common application to protect vertical fixed roof (cone) liquid storage tanks, with or without internal floating roof with the low expansion foam system. The application of the foam is on the basis that the risk comprises the total surface area of the fuel. The foam system design guidelines generally used are in accordance with NFPA-11, standard.