Lasko 2137 Twin Window Fan, 7, White

Highlights:

• Diameter – 21-3/4 x 4-3/4 x 10-1/2H
• Fits windows 22 to 34
• 2 quiet energy efficient speeds
• Fully assembled for window use
• Manual reversible air intake or exhaust
• Expander panels for a custom fit
• Patented fused safety plug
• Snap on feet included for table or floor use
• White
• ETL listed