b'TECH TALK Sponsored by Tiling pools? CTIOA fi eld report provides guidelines and best practices to complement industry standardsBy Stephanie Samulski, NTCA Director of Technical ServicesIndustrystandardscoverthemationa mix of facts, opinions, basicsofcommontileapplica- experiences,andpreferences tions,likepools,butcontractorsthat could also inform contractors whotakethemonwilltellyoudecisions and processes. theres a lot more to know. ThatsFor pools, spas, and similar sub-notacriticism;itsjustthereal- mergedinstallations,aplethora ityofwhatcanreasonablybe expected. An addition or revision totheTCNAHandbookorthe ANSIstandardsoftentakessev-eralyearsofbehind-the-scenes research, information sharing, and collaboration before its proposed. Once it is, the consensus process sometimesdilutesthelanguage or intent, or limits the scope of a proposal. Think about asking your extend-edfamilytoagreeonwhereto go on vacation together this sum-meranditseasytounderstand thechallengeofgetting50vot-ersfromvarioussegmentsoftheTCNA Handbook method P602 is for installation of a mortar bed and tile in a tileindustryonthesamepage.concrete, shotcrete, or CMU pool tank While approved language is solidwaterproofed with cementitious water-because of the rigor of the process,proofi ng, the performance of which can be enhanced by application of a penetrat-theres often a larger body of infor- ing colloidal silicate beforehand70 TileLetter | April 2019'