Amazon.com has a Honeywell HW-628 Twin Window Fan for $26.99 with Free Shipping.
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- Adjustable grilles direct breezes where needed n
- 3 speed motor for high, medium and low operation options n
- First virtually all window types with built-in adjustable slides n
- Ultra convenient removable grills for easy cleaning n
- Built in adjustable side screens to keep dust and bugs out; Rain resistant motor for safe use in windows