Smart Vent 8 In. x 16 In. Dual Function Automatic Foundation Vent Post-mount End of bit relief for

End of bit relief for fast plunge cutting

Can be rotated after installation

Drywall & Bare Wood Trim

6 TPI T-Shank

Features long-lasting brass and zinc construction on impulse head and heavy-duty

Smart Vent 8 In. x 16 In. Dual Function Automatic Foundation Vent Post-mount End of bit relief forA bimetal coil automatically opens and closes the ventilation louvers as temperature changes In the event of a flood the internal floats lift to release the flood door to rotate open and relieve the hydrostatic pressure regardless of the louvers' position Certified flood debris clearance is demonstrated with a 3' diameter opening when the flood door is activated Used for a home with a crawlspace or any enclosed area that desires natural air