Love this attic vent, the fit on the rib roof is excellent. The look is awesome and they are super quiet.
Roofivent LLC
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iVent ROTO ATTIC The ultimate top-of-the-line of attic ventilation solutions. This advanced active exhaust ventilation system features a wind-powered turbine constructed from unique polypropylene, engineered to deliver reliable and constant airflow in your attic. It effectively maintains optimal temperature and moisture levels, preventing issues such as mold, growth and ice dam formation. Combining innovation and efficiency, iVent ROTO offers unrivaled functionality, durability, and easy installation.
Designed Installation Base: Specifically shaped for fast and reliable installation on Exposed Fastener Metal Roofs. Base is shaped for 1,1/4” high profile over the rib, equipped with pre-installed 1/2" thick butyl tape.
The intentional placement over the rib does not retain water, snow or ice above the vent.
Key Benefits:
Easy Installation and Maintenance:
Peace of Mind: Designed for easy and reliable installation, allowing for simple disassembly without roof intervention for inspection and maintenance.
ATTIC VENTILATION PERFORMANCE :
1 unit iVent ROTO provides an impressive 450 sq. ft. of Attic Floor Space Area balanced with 120 sq. in. of intake, adhering to the 1/300 attic ventilation ratio.
According to the 2012 International Residential Building Code (IRC), Section R806 – Roof Ventilation: The minimum net free ventilating area must be 1/150 of the vented space.
However, a ratio of 1/300 is commonly used when specific conditions are met, such as installing a Class I or II vapor retarder in certain climate zones 6, 7, 8. Or at least 40 percent and not more than 50 percent of the required ventilating area is provided by ventilators located in the upper portion of the attic or rafter space.
For optimal compliance, if your local code requires a ventilation ratio of 1/150, simply double the request.
