Lasko 2137 Twin Window Fan, 21.8 x 4.5 x 10.5 inches, White (Renewed)
Brand: Lasko
Color: White
Slim profile to maintain outside view
Expander panels for a custom fit - Fits most windows from 22" to 32"
Positon for intake or exhaust
2 quiet, energy-efficient speeds
The Blue Plug Patented safety fuse technology