Roofing Ventilation Calculator

The Ventilation Calculator from CertainTeed is the ideal tool for quickly determining the amount of ventilation products needed to outfit an attic space with proper balanced ventilation. Simply enter the length and width of the attic space or the overall square footage of the space and the Ventilation Calculator produces results based upon the NFA 1/300 rule.
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What's New

Fixed calculator bug and updated products.
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Additional Information

Updated
October 29, 2015
Size
3.7M
Installs
1,000+
Current Version
2.1.0
Requires Android
2.3.3 and up
Content Rating
Everyone
Permissions
Offered By
Saint-Gobain
Developer
Les Miroirs 18, avenue d'Alsace 92096 Paris la Défense Cedex
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