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AdvantageVent crawlspace vents with thermal sealed glass are sure to provide energy efficiency light transparency and security that you seek. Thanks to the installed fans that turn on when the vent is open it quickly exhausts moisture stale air and foul odor from your crawl space preventing mold mildew and wood rot. When closed during the cold winter it completely seals the opening from the elements and keeps your floor warm while lowering your heating bills.
- Window style design; Maintenance free pure Vinyl material.
- Dual fan AC ventilator – 160 CFM.
- Manually operated sash door turns the exhaust fan On when opened.
- Tightly sealed when vent is closed.
- Made in U.S.A.