Dual Function, Engineered Foundation Flood Vent Model 1540-510 Black Air Tool Fittings Dark to light state delay

Dark to light state delay of 0

plywood and OSB subfloor panels

This product helps provide protection against particulates and a wide variety of gases and vapors when used with approved 3M cartridges and filters

Aluminum oxide mineral combines fast cut with long disc life

Increased tape adhesion build rate at both normal and cooler temperatures

Dual Function, Engineered Foundation Flood Vent Model 1540-510 Black Air Tool Fittings Dark to light state delaySmart Vent Foundation Flood Vents are ICC ES Certified and FEMA Accepted. The Bi Directional vent feature allows water to flow freely both in and out, relieving hydrostatic pressure and protecting your foundation from flood damage. Entering flood water lifts the patented internal floats which unlatch and allow the door to rotate open. Our Dual Function Engineered Flood Vent provides up to 200 ft. of flood protection and allows for natural air flow