BIG AIR® 57 CFM
A compact 57 CFM solar vent for container walls and off-grid airflow.

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Solar fan + two screened intakes
A complete solar exhaust package with screened passive intakes in the bundle.
Current price, availability and regional delivery are shown by Amazon.
This BIG AIR 400 bundle combines a solar roof exhaust fan with two screened BIG AIR 45 wall intakes. It supplies the active exhaust and passive replacement-air openings together for a container ventilation layout.
Details adapted from Container Modification World's matching product listing. Confirm specifications and included parts before ordering.