This is a set of steel washers used in conjunction with KERDI-BOARD-ZS coarse wood screws to fasten Schluter-KERDI-BOARD to stud framing. Product Compatibility Schluter-KERDI-BOARD Building Panels Schluter-KERDI-BOARD-V Grooved Building Panels Schluter-KERDI-BOARD-E Building Panels Schluter-KERDI-BOARD-U Building Panels Schluter-KERDI-BOARD-SN Shower Niches Warning: This product contains chemicals known to the state of California to cause cancer and birth defects or other reproductive harm.
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