Portacool PACJS1600 Jet Stream 1600 Portable Evaporative Cooler with 1000 Square Foot Cooling Capacity, 4000 CFM, Sienna Lowers temperatures up to 30-degrees Fahrenheit Unit's energy efficiency and use of no harmful chemicals makes it Made up of durable one-piece, rust-free, leak-proof molded polyethylene housing Convenient 3/4-inch water hose connection for longer running Shipped completely assembled and ready to operate, right out of the box Lowers temperatures up to 30-degrees Fahrenheit Made up of durable one-piece, rust-free, leak-proof molded polyethylene housing Convenient 3/4-inch water hose connection for longer running Shipped completely assembled and ready to operate, right out of the box