• GAF Master Flow 8" x 16" Grate Style Foundation Vent with 28 sq. in. NFA – Prevents Moisture buildup & Foundation Decay with Optimal Airflow - Durable die-cast Aluminum Construction
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Building Materials Gaf

GAF Master Flow 8x16 Foundation Vent, 28 sq. in. NFA

GAF Master Flow 8x16 Foundation Vent, 28 sq. in. NFA

$39.99 USD
$39.99 USD
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SKU: 500
UPC: 050206161708

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Ranked: #97 in Roof Vents

Last Updated: March 16, 2026

The GAF Master Flow 8" x 16" Grate Style Foundation Vent provides optimal airflow to help prevent moisture buildup and foundation decay in block constructions. Its durable, die-cast aluminum design includes a shutter for positive open/close operation and an integrated lintel for added strength. This vent lowers the risk of frozen pipes and promotes better energy efficiency, making it ideal for residential foundations.
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