National Hardware N229-492 157 Shelf Standards, 4', Silver Gable Crystal Plex is a liquid

Crystal Plex is a liquid copper sulfate solution designed to kill and control algae and some aquatic plants including Hydrilla

Fan housing connection have never been Easier

Clear coat blade protection for more durable markings

Permanent split capacitor motor

Dry Times @70° - 80°F (21° - 27° C) And 50% RH: 15 minutes tack-free

National Hardware N229-492 157 Shelf Standards, 4', Silver Gable Crystal Plex is a liquidHighlights: Size: 4' 5 8" Wide, 3 16" Deep Silver Color 157BC Series Material: Steel This shelf standard mounts to the wall for surface or flush mounted applications Predrilled nail and screw holes Use with 158 Shelf Supports