Product MUST be installed in accordance with current TCNA Handbook Stone Methods. Carved Natural Stone Hand-Finished. Allow for variation in piece-to-piece alignment. Dry laying of this product prior to installation is required. Shade variations, inclusions, and inherent voids that will not be filled during production may be present in the stone. This is intended to be part of the natural aesthetic of this product and are to be expected. Material may exhibit random spotting of mineral deposits. This cable finish reveals the full range and variation of the stone and can impart a slight irregularity of texture on the face of the stone. Plan your layout accordingly. Use proper troweling techniques. Directional troweling and back-buttering Large Format Tiles helps ensure full coverage, mortar transfer, and bond. White mortar is recommended for natural stone. Minor vein washout is possible in wet area installations. Seal and utilize a grout release prior to grouting. Consider bag grouting this product.