Heng's 66621-C2 22'' x 22'' Exit Vent Questions & Answers

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The Heng's Exit Vent is a large exit vent that can admit three times more fresh air than conventional-size dome vents. This exit vent opens easily with the opening mechanism and holds at any position for air control.

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Heng's 66621-C2 22'' x 22'' Exit Vent

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Heng's 66621-C2 22'' x 22'' Exit Vent Q&A

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