b'BUSINESS BUSINESS willmoistureinaconcreteslab is sponsored by be a problem for a specified floor-ing product? Are there allowances for installing a moisture mitigation system if the construction timeline becomes compressed near the end of the project? Knowing this infor-Installerscanwaterproof,ood- mation and thoroughly document-test and set tile all in one day withingalongthewayviarequests forinformation(RFIs),emails, MAPEIsMapelasticTurborapid- andstampedapprovedsubmittals drying waterproong and crack-isola- iscriticalshouldproblemsarise duringand/orafterconstruction. tion membrane. This two-component,Relying on verbal acceptance can cementitious,binder-basedmem- later be a recipe for disaster. Take brane is low odor and easy to apply,the time to document.and can be ood-tested three to fourDocumentation is essentialhours after installation.Onceconstructioncommences, MapelasticTurboisdesigneditisusuallyinevitablethatsome revisions and adjustments will be forinteriorandexteriorinstallationsmade,soitsimportanttokeep under ceramic tile and stone in resi- accurate records of these changes. dential,commercialandindustrialHavingadesignatedQA/QCper-son who knows the ins and outs areas. It can also be used in intermit- of the requirements of the project tent wet or submerged environments.is essential. Documentation serves as a digital memory of the project. www.mapei.us.Peoplesmemorytendstofade over timewhether due to reality or convenienceso these records canberemarkableinrefreshing everyones recollection. If you are the GC or CM, dont rely solely on your subcontractors to document their work; it may not be adequate when it comes time toresolvingissues.Whileyour subcontractors are the experts you have retained to perform particular job tasks, it is also good practice to 28TileLetter | October 2020'