2024-25_NTCA_Reference_Manual_dig_dwnld

Chapter 8 Thin-Bed Method Installation

Dry-Set Mortar Installation Introduction...........................................................................................................................188

Proper Bedding Procedures............................................................................................................................................190

Box Screed....................................................................................................................................................................196

Trowel Guidelines.......................................................................................................................................................... 197

1/2” x 1/2” x 1/2” Notch Trowel..........................................................................................................................................198

Flat Back-troweling and Notched Back-troweling (Formerly Backbuttering and Buttering)....................................................202

Bonding Large-Size Tile for Coverage, Support and Reduced Lippage (example pictures and video link)................................ 206

Dry-Set Mortar Adheres to Tile but not to Substrate ......................................................................................................... 208

Dry-Set Mortar Adheres to Substrate but not to Tile...........................................................................................................210

Dry-Set Mortar Fractures within Bonding Material – Mortar on Tile And Substrate................................................................. 214

Bond Failure on Exterior Installations. ............................................................................................................................. 215

Tenting. ........................................................................................................................................................................ 216

NTCA Reference Manual | 2024 / 2025

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Chapter 8 | Thin-Bed Method Installations