GENERAL CHARACTERISTICS ITEM DESCRIPTION | CABINET IS HEAVY GAUGE GALVANIZED STEEL,COMMERCIAL HEAVY DUTY DESIGN MOTOR,HIGH CAPACITY FAN WITH LOW NOISE LEVEL,FAN HAS CAD. PLATED HEAVY GAUGE WIRE GUARDS,PRESSURE RATING TEST 300 PSI WITH AIR UNDER WATER,WORKING 300 PSI AT 350 DEGREE F.,EST. BURST 1500 PSI AT 350 DEGREE F. |