KeeneStone™ Cut

KeeneStone™ Cut is a three dimensional drainage device which comes in 1” and 2” thicknesses for use in masonry cavity wall applications. KeeneStone™ Cut products are designed to catch and hold mortar droppings while allowing moisture to pass through and drain out of the wall. The product suspends mortar droppings above the weep holes to prevent the drainage channels from becoming blocked or clogged.


  • Guaranteed to stop moisture from clogging weep holes when properly installed
  • Simple installation with no mechanical fasteners required
  • Will not grow mold; prevents fungus and mildew
  • Perfect width to suspend mortar droppings above weep holes, but below flashing connection to the interior wall

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