$97.99 (as of January 21, 2018, 10:14 pm) & FREE Shipping. Details $96.99

4 Inch 190 CFM Duct Inline Fan Blower: Made with quality UL components for quiet operation. Composite fan blades and center hub which reduces noise and vibration.
4 Inch 1050+ IAV Australia Charcoal Filter: One of the world’s most absorbent carbon available; Dimensions: 4″ Flange Ducting x 12″ Length; Reversible flange.
4 Inch 8 Feet Uninsulated Aluminum Ducting + 2 Stainless Clamps: Flame-retardant coating and corrosion-resistant wire helix; Temperature endurance range from 0 ~ 185°F. (-18℃ ~ 85℃).

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