Zipwall HDAZ2 Heavy-Duty Zipper, 7 ft L, 3 in W

Ideal for high traffic job sites or where temperatures go below freezing; 3 wide all fabric zipper for maximum strength and smooth operation; includes ZipWall Zipper Knife that cuts out strip of sheeting to prevent teeth from jamming; ideal for the new EPA RRP lead dust law; each package contains (2) 7' length Heavy-Duty Zippers and (1) ZipWall Zipper Knife; meets strict ANSI certification for quality. ZipWall is a patented Trade Mark of ZipWall Company.Zipwall heavy-duty zippers are the quickest way to create an entry in a plastic dust barrier wherever you need it. Two Zipwall zippers create a hands-free entry - simply roll up the flap and hold the door open using two flap hooks. This hands-free doo