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1、1,thesurfaceofthebasemustberemoved,andthedaybeforeplasterwatershouldbefullywet.2,itisforbiddentouselimemortarandmixedmortarbasepaint.3,withtheheightofthewallcoveringpaperreinforcedashshouldbecontrolled,don'tputonthepartoftheskirtingboard,ifsometimes,shouldbecarefullycleanedafterplast
2、eringcementmortarskirtingboardsurfaceagain.4,strictlycontrolthesizeofwatertocementratioofcementmortar,don'ttoothin.Consistencyshouldbecontrolledatabout3.5mm,plasterlayerthicknessshouldbelayeredmanipulation.3:commonfaultgrounddownthewaterwithafloordrainThereason:1,outsidethebalcony,co
3、rridor,toilet,thetoiletontheground,generally20to50mmlowerthantheindoorground,butsometimesjustasflatdesign,constructionandnotinaccordancewiththerelevantprovisionsoftheconstruction,causingthegroundwater.2,groundelevationcopypingtanlineisnotaccurate,notinaccordancewiththestipulationsoft
4、hesurfaceofafloordrainintheconstructionrequirementsofthewaterslopescreed,leveling.3,highfloordraininstallation,formingaroundthewater.Solution:1,mustcontrolthebalcony,corridor,bathroom,toilet,thetoiletonthegroundlevel,shouldbe20~50mmlowerthantheindoorground.2,theconstructionshouldfirs
5、tensurethatthegroundelevation,theaccuracyofthewaterslopeatthelocallevel.Dobefore,shouldbebasedontheelevationoffloordrain,floordraindirectiondoradioactivescreed,lookingforagoodgrade,levelingwithyourruler.3,installationoffloordrainwithcivilworkcloselyandadjustthelevelshouldbepaidattent
6、ionto.Floordrainshouldberelativelylowground5~10mm,floordrainplateshape.Commonfault4:floors,emptydrumThereason:Cushionlayersurfacecleaningnotclean,watertoodryorwetenough,cementcombinedwithunevenlayercoatingorcoatingtimeistoolong,dryandhard,causingsurfaceandcartbondingisnotstrong,resul
7、tinginanemptydrum.Solution:Cementmortar,beforelayingshouldcarefullycleanupthegarbage,dustandpollutantsonthesurfaceofthegrass-roots,andrinse:surfaceshouldberoughatthegrassrootslevelistoosmoothtocuthairforprocessing;Watertofullywet;Atthegrass-rootslevelsurfacecoatingslurry,watercementr
8、atioshouldbe
