The 2137 Twin Window Fan cools both day and night! Set on exhaust during the day, the fan creates a refreshing indoor breeze that expels accumulating heat. Set on intake at night, it draws in the cool evening air. Fits most double-hung, casement, and sliding windows.
Product Details:
- Slim profile to maintain outside view
- Two quiet, energy-efficient speeds
- Can be positioned for air intake or exhaust
- Expander panels for a custom fit
- Fits windows from 22" to 34" wide
- Fully assembled for window use (snap-on feet included for table or floor use)
- Includes a patented, fused safety plug
- E.T.L. listed
- 21 3/4"L x 4 3/4"W x 10 1/2"H
