UpDuct

8 Inch Air Control UpDuct for Evaporative Cooler (swamp) This is the most efficient way to exhaust hot air from your ceiling into the attic. This cools the attic reducing the heat load on the entire house. This makes your swamp cooler more effective at cooling your house. Makes adjusting temperature in each room easy. Simply adjust air flow at each up duct. Zone Control Easy Installation No climbing in the attic. Installs in 7 minutes without climbing into the attic. Super Quiet with A
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