These Portable Evaporative Coolers have large internal water reservoirs that allow units to operate approximately 8 hours without being connected to an external water source. Water is supplied to the internal tank from a standard 3/4" water hose or from optional water tank. Water level in internal tank controlled by the unit's float valve.  Maintenance free submersible water pump. 8" thick evaporative media easily accessible for routine maintenance. Roto-molded corrosion free polyethylene housing. 20 foot long, 16 ga. 3 conductor cord with GFCI plug. Thermally protected, permanently lubricated fan motor. Variable speed on 36" unit / 2 speed on 16" unit. Weather tight fan and pump control switches.  4" heavy duty casters; 2 locking, 2 non-locking. UL listed and meets OSHA specifications.

Blade Size: 36"

Motor HP: 3/4

Unit Amps: 13.9

CFM High: 11000

CFM Low: 6500

effective Square Feet: 3500

Internal Water Tank: 46 gal.

Overall Size: 32"W x 62"L x 70"H

Net Weight: 325 lbs.