Make a Simple Wind Scoop for Your Boat's Fore Hatch!
Amazon.com : Waterline Design Windscoop Cabin Breeze with Bug Screen Easy to Ventilate Your Boat. Fast Set up with Halyard | Fits All Brands of Large hatches. (WLD1821) : Sports & Outdoors
Davis Windscoop Ventilating Sail - Walmart.com
The Best Wind Scoop - The Boat Galley
Get Air Down There: How To Improve Ventilation On Any Boat | BoatUS
Island Water World | Windscoop Ventilating Sail
Plastimo Hatch Scoop | Defender
What is this? | Sailboat Owners Forums
Davis Instruments 291 Windscoop Ventilating Sail for sale online | eBay