Complete the following 3 steps:
I. Use one or more of the following Schluter products: Schluter®-DITRA or DITRA-XL uncoupling membranes, Schluter®-Shower System, Schluter® KERDI or KERDI-DS waterproofing membranes, and Schluter® DITRA -HEAT™ or Schluter® DITRA-HEAT-DUO™ uncoupling membrane.
II. Use one or more Schluter thin-set mortar: Schluter SET®, ALL-SET®, or FAST-SET®
III. Register the Thin-Set System online within ninety (90) days of purchase at forms.schluter.com/Warranty/tsm_registration