INSTALLATIONINSTALLATIONINSTALLATIONINSTALLATIONINSTALLATION INSTRUCTIONS INSTRUCTIONSINSTRUCTIONS INSTRUCTIONS

3/8" 3/8" 1/3/8"2" 9/16”1/2" 3/8"3/8"1/2" 1/2"1/2"5/8” EngineeredEngineeredEngineered FlooringEngineered Flooring Flooring Flooring 10mm 1012.7mm 10mmmm 12.7mm14.2mm12.7mm 1010mm 15.8mm12.7mm Staple DownGlueGlue Installation Down DownGlue Installation Installation Down Installation STAPLE GLUEDOWNGLUE DOWN DOWNINSTRUCTIONSGLUE INSTRUCTIONS INSTRUCTIONS DOWN INSTRUCTIONS ATTENTIONATTENTIONATTENTION ATTENTION • SeeSee Adequate NWFA NWFA installation installation andSee proper NWFA guidelines guidelines staplinstapling installation chapterg chapter as guidelineswwell ell3 3Moisture asMoisture soundnsoundness chapter Testing Testinge ss3 Moisture forof for thefull full information informationTesting for of fullfullof informationinformation ofof Inspect ALL InspectmaterialsInspect ALL ALL carefully materials materialsInspectInspect BEFORE carefully carefullyALL materialsmaterials BEFORE installation.BEFORE carefullycarefully installation. installation. Warranties BEFORE Warranties Warranties installation.installation. DO NOT DO DO NOT WarrantiesWarrantiesNOT cover cover DO NOT testing.covercovertesting.subfloor shouldtesting.testing. bbee ascertained. FForeignoreign mmaterialaterial shalshalll be materialsmaterials that that are arematerials installed installed that with with are visible visible installed defects. defects. with visible defects. cover materials with visible defects once they are installed. reremovedmoved frfromom the subfloor surfsurfaceace and ssweptwept clean. CheckCheck floor floor in in several severalCheck locations. floorlocations. in several Consult Consult locations. with with your your Consult local local floo floowithringring your distributor distributor local floo for forringring distributordistributor forfor It Itis is the the responsibility responsibilityItIt isis thethe of of theresponsibilityresponsibility the installer/owner installer/owner ofof thethe to installer/ownertoinstaller/owner determine determine if ifthe thetoto jobdeterminedetermine job site site Subfloor Subfloor ifif thethe jobjoband and sitesite SubfloorSubfloorgraphicalgraphical andand variances. variances.graphical variances. It is the responsibility of the installer/owner to determine if the job site • The cleacleann susubfloorbfloor surfacsurfacee shashallll bbee covered, wwallall ttoo wwall,all, wwithith jobjob site site conditions conditionsjobjob are aresitesite environmentally environmentallyconditionsconditions areare andenvironmentallyenvironmentally and structurally structurally accept andand accept structurallystructurallyableable for for wood woodacceptaccept floor floorable for wood floor ® subfloor andinstallation. jobinstallation. site conditions Flooring Flooringinstallation.installation. manufacturer aremanufacturer environmentally FlooringFlooring declines declines manufacturermanufacturer any andany responsibility responsibilitystructurally declinesdeclines anyany for for responsibilityresponsibilitywood wood floor floor failure failure forfor woodwood floorfloorNote: failureNote:failure15 lb.Normal Normal asphaasphalt expansion expansionlNote:t saturatesaturated NormalNormal space spaced fefelt, expansionexpansion laroundt, around Aquabar the the spacespace room room B, around aroundorshould should moisture thethebe be theroomroom the mat same same shouldshould (no dist dist beancebeance thethe as sameassame distdistance as acceptable forresultingresulting wood fromfloor from or installation. or resultingresultingconnected connected fromfrom withFlooring with oror subfloor, connected connectedsubfloor, manufacturer subsurface, subsurface, withwith subfloor,subfloor, jobdeclines job site subsurface,subsurface, site damage damage any joborjob or sitesite damagedamage oror thetherosirosin thickness thicknessn paper). of of thethethe BButttheu hardwoodthicknessthicknesstt hardwood ththee edges ofofflooring. flooring. thethe of hardwood hardwoodththisis felt wwhen flooring.flooring.hen positioninpositioningg it. responsibilitydeficiencies fordeficiencies wood floorafter afterdeficiencies hardwoodfailure hardwood resulting flooring after flooring hardwood fromhas has been orbeen connectedflooring installed. installed. has withbeen subfloor,installed. • • The The use use of of• •flooring flooring The The putty puttyuseuse to ofof to cover flooringflooring cover small small puttyputty cracks cracks toto covercover or or face small smallface nail nailcrackscracks holes holes oror should faceshouldface nailnail holesholes shouldshould subsurface, job site damage or deficiencies after hardwood flooring has been • Laying directionbebe considered considered for plaplank normal normalbenk consideredflooring: in in hardwood hardwood Flooring normal flooring flooring in shoulshould hardwood installation. installation.d be lailaidflooringd at installation. installed. GLUEGLUE DOWN DOWN INSTALLATION INSTALLATIONGLUE DOWN INSTALLATION rigrightht angles ttoo ththee floor joists and, if ppossible,ossible, in the direction ADHESIVE:ADHESIVE: Using UsingADHESIVE: an an appropriate, appropriate, UsingUsing quality an anquality appropriate,appropriate, urethane urethane qualityadhesivequality adhesive urethaneurethane is is recommende recommende adhesiveadhesived. isisd. recommende recommende NewNewoofd.f woodthe wood longest type type subfloorsNew subfloors ddimensionim wooden sionshould shouldtype of subfloors alsoththe alsoe roberoom. beo checkedm shouldchecked. alsofor for moisture bemoisture checked usi using forng a moisture amoisture moisture usi ng a moisture TOOLS:TOOLS: The The required requiredTOOLS: tools tools TheThe for for requiredrequired installation installation toolstools of of forforthese these installationinstallation products products ofof include thesetheseinclude productsproductsa ahammer, hammer, includeinclude aa hammer,hammer,meter.meter. In In general, general,meter. wood wood In or orgeneral, plywood plywood wood subfloors subfloors or plywood should should subfloorsnot not exceed exceed should 14% 14% notmoisture moisture exceed 14% moisture STAPLE DOWNhandhand power power INSTALLATION saw, saw,hand chalk chalk power line, line, woodsaw, wood chalkfloor floor adhesive line, adhesive wood and andfloor recommended recommended adhesive and trowel. recommendedtrowel. trowel.trowel.contentcontent and and no no more contentmore than than and 4% 4% no MC MCmore difference difference than 4% between betweenMC difference wood wood flooring betweenflooring and and wood subfloor. subfloor. flooring andand subfloor.subfloor. Note: NoNormally,rmally, eexpansionxpansion spspaceace around the roroomom should bbee the Tools: StapleRecommendedRecommended down using 1 RecommendedTrowel: 1/4Trowel: to 1 General 1/2General inch Trowel: ½” ½” long thick thick staplesGeneral Generalwood wood floor floor ½”depending½” shouldthickthick should woodwood use use on floor3/16”floor 3/16”the should shouldwide wide 5/32” useuse5/32” 3/16”3/16” Note: widewideCheckCheck 5/32”5/32” with with your your Checklocal local distributor distributorwith your for local for your your distributor geographical geographical for your varianc varianc geographicales.es. If Ifthe the varianc plywood plywoodes. is is If the plywood is same distance as the thickness of the hardwood flooring. flooring product.deepdeep (1/2v-notch v-notch inch trowel trowelthickdeep to flooring tov-notch yield yield approximately approximately trowelcan use to yield 1 1/445 45approximately to or to 50 150 sq.1 sq./2 ft. long ft. per per45 staplegallon to gallon 50 sq.or ,or ¼” ft. ¼” xper x¼” ¼” gallongallon x x oror ¼”¼”same xusedx used¼”¼” distance x xas as an an overlay overlay asused the over over thicknessasThis thean the overlayexisting existing should of the oversubfloor, subfloor, hardwood the show existing the the thickness thicknessflooring.the subfloor, foot of of thethe the like overlaythickness overlay material material of thethe overlayoverlay materialmaterial 9/16 thick flooring3/16”square3/16”square should notch. notch. use3/16”square 5/16”1 5/16” 1/2). thick thick 18 notch. wood woodgauge 5/16”flooring flooring 7/32 thick should orshould wood 1/4 use crflooringuseown 3/16” 3/16” staples should x x¼” ¼” x usex ½” ½” contour 3/16” contour x ¼”¼” xx ½”½” contourcontourmustmust be be such such as as mustto to yield yield be asuch atotal total as ¾” ¾”to subfloor yieldsubfloor a totalthickness. thickness. ¾” subfloor thickness. v-notchv-notch to to yield yield 60v-notch 60 sq. sq. ft. ft. toper peryield gallon. gallon. 60 sq. Follow Follow ft. per adhesive gallon.adhesive Follow manufacturer’s manufacturer’s adhesive manufacturer’sguidelines. guidelines. •guidelines. The floor should beother installed illustration from several cartons - Don’t at theuse same depending of the brand of staple gun. Do not use staples or nails SuggestedSuggestedtime to ensure Layout LayoutSuggested color Working Workingunless and Layout Line: shade Line: updated EXAMPLE: Working EXAMPLE: mix. Line: For For 3” EXAMPLE:EXAMPLE: 3” Material, Material, snap ForFor snap 3”3” a aMaterial,chalkMaterial, chalk line line snapsnap aa chalkchalk lineline intended forGeneral General3/4 inch Installation Installation solidGeneral flooring Instruction: Instruction: Installation products. Instruction: 3030 ¼” ¼” from from the the wall 30wall ¼”on on fromthe the door thedoor wallside side onof of thethe the room.door room. side The The of small smallthe room.are area awill Thewill be besmall your your are a will be your Nail straight board Time at which toTi meinstall at whichhardw oodto install floori hardwng: Layood on fllyoo afterring: sh Layee trockonly afterand tilsheee worktrock and tileworking work space andworking the lastspace to beand installed. the last toTemporarily be installed. nail Temporarily straight board nail on straight chalk board on chalk Time at which toTi installme at hardw whichood to install flooring hardw: Layood on lyfloo afterring sh: Layeetrock only a afternd til she workeetrock and• tilworkinge work End joijointsspacents shoulshould andworking thed neverlast space to be and installed.closer the last than Temporarily to be4” frfrominstalled.om eachnail Temporarilys traightoother.ther. board nail on s chalktraight board on chalk on chalk line Wood type subfloorsareare tho thorour oushouldghlyghly dried aredried also tandho and berrou a llaghlychecked llbu but driedthet the final forfinaland wmoisture awoodllllood buworkttwork thethe usinga final finalndand trim ww trimaood reliablehave havework b ee ba eendn ncompleted trimtrimcompleted havehave .bb .ee n completedline.line. .. line.line. moisture meter.TheThe Woodbu buildiilding ngor interior interiorplywoodThe sbu houshouilil disubfloorsldngld have haveinteriorinterior been been should sshou dried driedldld not havehaveand and exceed s been beeneaseasonedsoned drieddried 14% a ndaandand nd comfortable comfortablesseasoned and comfortablecomfortable Install this area last remove board later • Staple Engineered Plank Hardwood Flooring: The first and moisture content,workingworking the temperature temperaturemoistureworking content(at (at ltemperatureea leastst 60difference 60°F)°F) s hou s(athou lld eabetweenld existst exist 60 du°F)°F) duri hardwood ngssrihoung insta instaldld existexistllalltia onflooringti duon. ri.ri ng insta installllatition.. • Staple Engineered Plank Hardwood Flooring: The first and last row of flooring should be face nailed and filled,as well as and subfloor should not exceed 4%. Check with your local distributor for your last row of flooring should be face nailed and filled,as well as staples placed at Tongue. Staple each board along the geographicalPreparation variances.Preparation of of subfloor:Preparation subfloor: of subfloor: staples placed at Tongue. Staple each board along the SubfloorSubfloor irregularities irregularitiesSubfloor and and irregularities undulation undulation may andmay causeundulation cause any any woodmay wood causefloor floor installation anyinstallation wood tofloor to installation totongue every 4 to 6 inches apart and within 2 inches of each developdevelop hollow hollow spotsdevelop spots between between hollow the spotsthe flooring flooring between and and subfloor.the subfloor. flooring These These and hollowsubfloor. hollow spots spots These are are hollow spots endare joint. This should be done to the entire floor. SUBFLOOR:NOTNOT the the result result of NOTof any any thewood wood result floor floor of manufacturing anymanufacturing wood floor defect manufacturingdefect and and are are NOT defectNOT covered covered and are by by NOT covered by Adhesive • 5/8” minimumthethe flooring flooring thickness, manufacturer manufacturerthethe flooringflooring preferred warranty. warranty. manufacturermanufacturer 3/4” or warranty. warranty.thicker plywood installed with long edges at a right angle to the 16” on center floor joists and Notes: staggeredAsAs partso part that of of your yourthe subfloor endAssubfloor part joints preparationof preparation your in adjacent subfloor remove remove preparationpanels any any existingbreak existing remove over base, base, any different shoe shoeexisting mold mold base, or or shoe mold or doorway thresholds.doorway These thresholds. items can These be replaced items can after be installation, replaced after but installation,should be but• should To be avoid mmovementovement iinn joists. Naildoorway at each thresholds. bearingdoorway These with thresholds. 6ditems threaded can These be replacedor items8d common canafter be installation, replaced nails after but should installation, be but should be replacedreplaced in in such suchreplaced replaceda away way as as inin to suchtosuch allow allow aa atwayway at least least asas ¼toto ¼” allowallowroom” room atatfor for leastleast expansion expansion ¼”” roomroom around around forfor expansionexpansion the the aroundaround thetheharhardwood dwood floor relative spaced 10” on center along intermediate joists. Caution:Caution: Proper ProperCaution: humidity humidity mustProperProper must be be humidityhumidity controlled controlled mustmust between between bebe controlledcontrolled 35 35 – –55% 55% betweenbetween for for succes succes 3535 ––sful 55%55%sful forfor successuccessful perimeterperimeter of of the the perimeterroom. room. All All doorof door the casings casingsroom. Allshould should door be casings be notched notched should out out or be or undercut notchedundercut toout to allow allowor undercut tohuhumidity allowmid ity should bbee • 1” x 4” to 6” wide, square edge, kiln dried coniferous lumber, laid performanceperformance before, before,performance during during and andbefore, after after installation.during installation. and after installation. forfor ¼ ¼” room” room expansion expansionforfor ¼”” roomroomand and to expansionexpansionto avoid avoid difficult difficult andand scribetoto scribe avoidavoid cuts. cuts. difficultdifficult This This scribescribeis is easily easily cuts.cuts. done done ThisThis by by isis easilyeasily donedone bybymmaintained aintained year round diagonallyplacingplacing over a a16”piece piece on ofplacing ofcenter the the engineered engineered a wooden piece of product thejoists. product engineered Theon on the theends subfloor productsubfloor of all as onasboards a the aheight height subfloor are guide guide as for fora yourheight your guide for your InstallingInstallingat 35-55% the the floor: floor:InstallingInstalling thethe floor:floor: handsawhandsaw or or jamb jambhandsaw saw. saw. or jamb saw. to be cut parallel to the center of the joists for solid bearing. Face nail • • The The floor floor should ••should The Thebe be installed floorfloorinstalled shouldshould from from be beseveral several installedinstalled cartons cartons fromfrom at severalseveral at the the same same cartonscartons time time at atto tothe the samesame timetime toto each board solidly at every bearing on the joists with two nails (7d ensureensure color color and andensure shade shade colormix. mix. and shade mix. Note: Normal Normal expansion expansionNote: NormalNormal space space expansionexpansion around around the the spacespace room room around aroundshould should thethebe be theroomroom the same same shouldshould distance distance bebe thethe as samesameas distancedistance• The asas ususee of flooring puttputtyy threadedNote: or 8d common).Note: • • End End joints joints should•• should End End never never jointsjoints be be shouldclosershould closer than nevernever than 4 4beinchesbe inches closercloser from from thanthan each each 44 inchesinches other. other. fromfrom eacheach other.other. thethe thickness thickness of of thethe the hardwoodthicknessthickness hardwood ofofflooring. flooring. thethe hardwoodhardwood flooring.flooring. to cover ssmallmall cracks or • 23/32” minimum O.S.B. on 19.2-inch minimum center floor joists with • • Install Install tongue tongue•• into into Install Install groove. groove. tonguetongue intointo groove.groove. ffaceace nail holes shoulshouldd system properly nailed or minimum 7/8” subfloor with 24” on center floor • • Tongue Tongue and and•• groove groove Tongue Tongue should should andand be begroovegroove engaged engaged shouldshould by by hand. bebehand. engagedengaged byby hand.hand. Thoroughly cleanThoroughly subfloor: clean subfloor: Thoroughly cleanThoroughly subfloor: clean subfloor: be •considered • Lift Lift a aplank plank nonormalr•• m periodically periodicallyal iin Lift Liftn aa plankplank to to check check periodicallyperiodically adhesive adhesive toto transfer.checkcheck transfer. adhesiveadhesive transfer.transfer. joists orRemove trusses.Remove paint, paint, wax, Removewax, oil, oil, plaster, paint,plaster, wax,“sheetrock “sheetrock oil, plaster, mud” mud” “sheetrockand and other other foreignmud” foreign and materials, materials, other foreign as as materials, as harhardwood•d •w ood Remove Remove flooring nailed nailed•• board Remove Removeboard and and nailednailed install install board boardremainder remainder andand install installof of flooring. flooring. remainderremainder ofof flooring.flooring. • Baseboardswellwell as asshould obvious obvious be surfacewell surfaceinstalled as obviousirregularities. irregularities. so that surface their #3-1/2 #3-1/2 irregularities. lower grit grit edgeopen open #3-1/2coatis coat slightly paper papergrit openmay may needcoat need paperto to be be may need to be instainstallation.• •l lation. Install Install base base•• and and mould Install Install mould baseafterbase after floorandand floor mouldmouldinstallation. installation. afterafter floorfloor installation.installation. above theusedused level to to grind grindof the a aconcrete used finishedconcrete to grindsubfloor. floor,subfloor. aUpdate concretebut This This not will will nailedsubfloor. loosenEngineered loosen into anyThis any the dirt, willdirt, finished looseloosen loose Sheets concrete concretefloor.any dirt, with or looseor concrete or • • Clean Clean adhesive adhesive•• off Clean Clean off surface surface adhesiveadhesive of of wood wood offoff surfacewithsurface with cleaner cleaner ofof woodwood and and withwithsoft soft cleanercloth.cleaner cloth. (see (seeandand softsoft cloth.cloth. (see(see contaminates.contaminates. Sweep Sweepcontaminates. or or vacuum vacuum Sweep thoroughly. thoroughly. or vacuum All All previous thoroughly.previous or or existing Allexisting previous glues glues oror or existing glues or • Basement and crawl spaces must bethis dry artwork and ventilated when plank or adhesiveadhesive manufacturer’s manufacturer’sadhesive recommendations) manufacturer’srecommendations) recommendations) strip flooringadhesivesadhesives is to must be must installed beadhesives be removed removed over must before beforethem. be removedinstalling installingIn crawl beforenew newspaces hardwood hardwood installing a vapor floor newfloor barrier. Concretehardwood. Concrete floor.. ConcreteConcrete subfloorssubfloors must must be subfloorsbe clean, clean, flat, mustflat, sound sound be clean, and and sufficient flat,sufficient sound compression compression and sufficient strength strength compression (3000 (3000 lbs. strengthlbs. (3000 lbs. should be provided. Black vapor barrier must be provided below ForFor Unfinished Unfinished ForProducts Products UnfinishedStaple Products DDownown P.S.I.)P.S.I.) being being sure sureP.S.I.) that that the being the surface surface sure isthat is NOT NOT the slick. surface slick. is NOT slick. subfloor on the ground. (6 mil. black) • • Do Do not not start start•• sanding sanding Do Do not notproduct product startstart sandinguntilsanding until adhesive adhesive productproduct has has untiluntil cured. cured. adhesiveadhesive hashas cured.cured.

Adhesive • SubfloorSections Sectionsshould not be not flatflat flat Sectionsdue ordue madeto to waviness, waviness,not to flat be due flattrowel trowel toto waviness, 3/16”marks, marks, in etc. etc.a trowel 8’are areft. to marks, radius.to be be flattened flattened etc. are by toby grinding begrinding flattened by grinding • Particleor boardor the the use useof ofany of leveling leveling thicknessor the compound. usecompound. isof NOTleveling Especially EspeciallyALLOWED! compound. along along Especiallythe the walls, walls, thealong the subfloor subfloor the walls, flatness flatness the subfloor Subfloor flatness • Adequatemustmust and be be properchecked checked nailingmust and and beif if necessaryas checkednecessary well as and improved. soundnessimproved. if necessary Flatten Flatten of improved.the to to 3/16”subfloor 3/16” inFlatten in 10’ 10’ radius. radius.to 3/16” In In in 10’ radius. In should beadditionaddition ascertained. to to cement cementaddition Foreign subfloors, subfloors, to materialcement these these subfloors,wood shallwood flooring beflooring theseremoved products products wood from flooring can can the be be productsinstalled installed overcan over be installed over Proper location for Staple Concrete or plywood type subfloors subfloordry, dry,surface flat flat subfloors subfloors and sweptdry, such such flat clean.as subfloorsas plywood. plywood. such No No Particleas Particle plywood. board. board. No Particle board. Proper location for Staple • The clean subfloor shall be covered wall to wall with one of the Radiant Heat Subfloors – See instructions on reverse page (Glue TimeTime at at which which to toTime install install at hardwood whichhardwood to installflooring: flooring: hardwood Lay Lay ®only only flooring: after after sheetrock sheetrock Lay only and after and tile tilesheetrock work work Radiant and tile Heatwork Subfloors – See instructions on reverse page (Glue following: 15lb. asphalt saturated felt, or Aquabar B (no rosin paper). areare thoroughly thoroughly dried aredried thoroughlyand and all all but but driedthe the final finaland woodwork allwoodwork but the and final and trim woodworktrim have have been beenand completed. trim completed. have Downbeen completed. InstallaInstallation)tion) Butt the edges when positioning one or the above mentioned moisture TheThe building building interior interiorThe shouldbuilding should have haveinterior been been should dried dried haveand and seasoned been seasoned dried and andand a aseasonedcomfortable comfortable and a comfortable retarder. Double the felt around heat ducts that may be in the floor. RadiantRadiant heat heat subfloors subfloorsRadiant – –heatSee See below.subfloors below. – See below. workingworking temperature temperatureworking (at (at leasttemperature least 60° 60° F) F) and (atand leasta arelative relative 60° F)humidity humidity and a relativeof of 35 35 – –humidity55% 55% should should of 35 FLFLOATING – 55%OA shouldTING IINSTALLATIONNSTALLATION existexist during during installation. installation.exist during If Ifsubfloor subfloorinstallation. is is concrete, concrete, If subfloor check check is concrete,for for dryness dryness check see see below.for below. dryness If If see below. If General Staplemoisturemoisture Down is is present,Installation present,moisture do do not not isInstruction: lay. present, lay. All All concrete concrete do not lay.subfloors subfloors All concrete on on or or below subfloors below grade grade on need or need below to to be begrade needConcreteConcrete to be or or Plywood: Plywood:Concrete Radiant Radiant or Plywood: Heat Heat (Oak (OakRadiant ONLY) ONLY) Heat (Oak ONLY) • 3/8”, ½”, 9/16 or 5/8 product 3” width or wider can be floated in tested.tested. tested.tested. • 3/8” or ½”• • product Radiant Radiant 5” Heat widthHeat•• Subfloors SubfloorsRadiant Radiantor wider on HeatHeaton or can or above SubfloorsSubfloors above be floatedgrade. grade. onon or orin aboveabove some, grade.grade. not some, not• • all, The insta The maximum maximumllatio•• ns. temperature Iftemperature The The ne cessarymaximummaximum of of subfloorca temperaturetemperaturesubfloorll your under undersupplier ofof normal subfloornormalsubfloor for use detuse underunder shoulda shouldils. normalnormal not not useuse shouldshould notnot •Time at which to install hardwood flooring: Lay only after sheetrock and all, installations. If necessary call your supplier for details. exceedexceed 80°F 80°F (Check (Checkexceed with with 80°F heat heat (Check system system with manufacturer.) manufacturer.) heat system manufacturer.) tile workConcrete Concreteare thoroughly subfloor subfloorConcrete dried Moisture Moisture and subfloor Testing:all Testing: but Moisture the final Testing:woodwork and trim Electrical ImpedanceElectrical Test Impedance and Electrical Test Resistance and Electrical Test Resistance (Concrete TestMoisture (Concrete Moisture • • For For correct correct•• water water For For temperature temperature correctcorrect waterwater inside inside temperaturetemperature heating heating pipes, pipes, insideinside check checkheatingheating with with pipes,pipes, checkcheck withwith have beenElectrical completed. ImpedanceElectrical The Test building Impedanceand Electrical interior Test shouldResistance and Electrical have Test been Resistance(Concrete dried and Moisture Test (Concrete Moisture Meters)Meters) Follow Follow Moisture Meters)Moisture FollowMeter Meter MFG Moisture MFG Guidelines. Guidelines. Meter MFG If IfMeter Meter Guidelines. shows shows possibility Ifpossibility Meter shows of of possibility of manufacturer’smanufacturer’s suggested manufacturer’ssuggested guidelines. guidelines. suggested guidelines. seasonedexcessexcess and moisture a moisture comfortable excessfurther further moisturetestingworking testing is is furtherrequired.temperature required. testing Calcium Calcium is(at required. leastChloride Chloride 60° Calcium Test. F)Test. and See SeeChloride a below. below. Test. See below. • • Heating Heating pipes pipes•• must must Heating Heating be be covered coveredpipespipes must mustwith with 1bebe 1¼” covered¼”covered of of concrete concrete withwith 11or ¼”or¼” minimum minimum ofof concreteconcrete of of oror minimumminimum ofof relative humidity of 35 – 55% should exist during installation. 1/8”1/8” below below bottom bottom1/8” side side below of of plywood plywoodbottom subfloor.side subfloor. of plywood subfloor. • • Before Before installation installation•• Before Before of of hardwood hardwood installationinstallation flooring, flooring, ofof hardwoodhardwood heat heat system system flooring,flooring, must must heatheat be be operatedsystemsystem operated mustmust bebe operatedoperated • DORelative RelativeNOT open Humidity Humidity untilRelative Test Test ready (Standard (StandardHumidity to install. test Test test method method(Standard for for determining test determining method relative for relative determining humidity humidity relativeon on humidity on concreteconcrete floor floor slabs slabsconcrete using using floorSitu Situ slabsProbes. Probes. using If Iftest testSitu shows showsProbes. over over If 75%test 75% shows vapor vapor overretarder retarder 75% must mustvapor retarder must atat normal normal living living temperatureat temperature normal living for for atemperature aminimum minimum of offor 14 14 a days. minimumdays. One One of to to14 two two days. One to twotwo Preparationbebe used used of or subfloor:or wait wait forbe for furtherused furtherSubfloor or curing. waitcuring. irregularities for further curing. and undulation may daysdays before before the the flooringdays flooring before is is laid, laid, the switch flooringswitch off off isheating heatinglaid, switch unit. unit. (Atoff (At timeheating time of of unit. (At timetime ofof cause any wood flooring installation to develop hollow spots between installation,installation, subfloor subfloorinstallation,installation, should should be subfloorsubfloor be 64°F 64°F to should shouldto 68°F) 68°F) bebe 64°F64°F toto 68°F)68°F) • • Room Room temperature temperature•• Room Room should should temperaturetemperature not not vary vary more shouldshould more than than notnot 15°F vary vary15°F seasonmoremore season thanthan to to season. 15°F 15°Fseason. seasonseason toto season.season. the flooringCalciumCalcium and Chloride subfloor.ChlorideCalcium Test Test These ASTM ASTM Chloride hollow F-1869 F-1869 Test spots Readings ReadingsASTM are F-1869 NOT over over 3the Readings 3lbs lbs result and and up upofover to anyto 7 3 7lbs lbslbs vapor andvapor up to 7 lbs vapor FlooringFlooring manufacturer manufacturerFlooring approved approved manufacturer systems systems approved must must not notsystems exceed exceed must 8 8watts watts not per exceed per 8 watts per retarderretarder needed. needed.retarderretarder needed.needed. GEN 25 wood floor manufacturing defect and are NOT covered by the flooring squaresquare foot foot heating. heating.square foot heating. -E- BR-E-50 GenGen-E-2525 Gen-E-2525 manufacturer warranty. G-1 03/01/18 -E- -E- (11/7/(7/5/16)16) (11/7/(11/7/16)16) ((11/7/11/7/16)16)