Concrete
Concrete Crack Monitors
Concrete crack monitors provide a simple, accurate method for monitoring crack movement. Monitor features stamped crosshairs and grid with two acrylic plates which move independently. Each crack monitor comes with a graph for periodic recording of movement. Monitors may be installed using Quick-set Epoxy. Epoxy sets in 3 - 5 minutes at 75°F. Bonds to concrete, stone, wood, glass and metal. Contains no solvent and will not shrink.