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How to Choose and Size a Gable Vent
A gable vent sits in the peak of the wall under the roof and adds character as much as airflow. Here is how to pick the right one.
Open or closed louver?
An open louver has actual slots for air movement and suits attics that need ventilation. A closed louver is purely decorative, with the look of louvers but no openings. Many homes use a closed louver for appearance and ventilate elsewhere. Check your attic ventilation needs with your builder.
Pick the shape
Spectis gable vents come in triangle,
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Oct 8th 2026