7.5HP JET AEARTOR IS MORE EFFICIENT FOR WASTE WATER TREATMENT PLANT,SEWAGE TREATMENT PLANT,POND AND FOR LAKE AERATION.IT HAVE HIGH MIXING CAPACITY GOES UPTO THE BOTTOM OF THE TANK/LAGOON AND HIGH DO LEVEL.MOST IMPORTANTLY IT SAVE 30% POWER CONSUMPTION YEARLY AS COMPARED TO OTHER SYSTEM.LOW MAINTENANCE,NO SOUND POLLUTION. IT SUCKS ATOMSPRIC AIR AND INJECT INTO THE WATER BY THE HELP OF A PROPELLER AND CREATING FINE BUBULES.IT WORKS IN HORIZOTAL VELOCITY.IT GIVES 4TIMES MORE TIME FOR OXYGEN DISPERSION. MADE IN INDIA SYSTEM .COMPLETE SS304/316 MATERIAL,NO RUSTING.LIFE OF OUR AERATOR IS 5 TO 7YEARS.1YEAR MANUFACTURING WARRANTY.MOTOR WILL COME IE3-,IP-56.IT COVERS 7MTR LENGTH&WIDTH AND 4.5MTR DEPTH. OXYGEN TRANSFER RATE 1.8KG/KWH.