Every month, NTCA offers free online webinars on a range of top- ics. Industry experts share their wis- dom during these one-hour events that can be watched on a computer, phone, tablet or in a conference room with staff and crew. If you miss a webinar, NTCA archives them for watching at your convenience. Visit www.tile-assn.com and click the Education & Certification tab for news on upcoming talks and archived presentations. This month, we revisit the March 20, 2018 webinar entitled “Ideal Underlayments and Tile Setting Strategies,” presented by Tom Plaskota, techni- cal support manager for TEC/H.B. Fuller Construction Products – and provide an over- view. For the com- plete webinar, follow the directions above. Plaskota addressed several main topics in his talk. For this article, we will focus on the first two topics: • What are self-leveling underlay- ments and how do they work? • Benefits of self leveling underlay- ments. What are self-leveling underlay- ments and how do they work? ASTM F2873 provides a defini- tion of self-leveling underlayments (SLUs) that hinges on four key concepts: • They are poured and flowable mortars • They are composed primar- Ideal underlayments and tile setting strategies Sponsored by TECH TALK –––––––––––––––––––––––––––– Tom Plaskota, TEC® Technical Support Manager 72 TileLetter | July 2018