rainwater there’s a lysaght rainwater solution to suit… · there’s a lysaght rainwater...

There’s a lysaghT rainwater solution to suit every australian home.

• lysaght® Quad gutters (115, 150, 175)• lysaghttrimline® gutter• lysaghtemline® gutter• lysaghtfitfast® gutter• halfround gutter• flatbackgutter• lysaghtnovaline® fascia• lysaghtdownpipes & accessories• lysaghtrainheads&tradework•availableinZincalume®steelandinarangeofprepainted

colorbond® steel colours

Queensland

Rainwater solutions

Water overflow in domestic rainwater systemsundertheenvironmentalPlanningandassessmentact1979anditsregulations,allbuildingworkmustbecarriedoutinaccordancewiththebuildingcodeofaustralia(bca).inadditiontoreferringtoaustralianstandardsas/nZs3500.3(2003),andas/nZs3500.5(2000),thebcaalsocontainsrequirementsforthedisposalofsurfacewaterinvolumeone,inPerformancerequirementsfP1.2andfP1.3,andinvolumetwo,inPart3.5.2,namely,PerformancerequirementP2.2.1andclauses3.5.2.1.and3.5.2.4.

themostcommonmeanstosatisfytheserequirementsforroofdrainage(ie.guttering)installationsisviacompliancewiththenationalPlumbinganddrainagecodeas/nZs3500.3-2003.

furthermore,ineachstateandterritoryitisnecessarytosatisfytherelevantregulation.forexample,thensWcodeofPracticeforPlumbinganddrainage(2006)adoptsas/nZs3500.3-2003andassociatedamendments.(furtherinformationisavailableatwww.deus.nsw.gov.au/water/plumbing.asp)

inthedesignanddetailingofaroofdrainagesystemconsiderationmustbegiventoarangeofthefactorssuchasrainfallintensity,roofcatchmentarea,guttersize/capacity,gutterfall,gutteroutlets(sumps,rain-heads,nozzles),downpipesize,quantityandplacement,overflowconsideration,material selection, jointing, etc.

forresidentialroofdrainagesystemshighfrontedguttersareapopularaestheticchoicetohidetheloweredgeoftilesorroofcladding.somesimpleoverflowmethodsthatcanbeemployedonhighfrontedguttersarelistedbelow;

a) methodsrelatedtothedesignandinstallationofroofdrainagesystems;

• slottedfrontofgutter-asimpleandpopularchoicewhichallowsforwateroverflowthroughtheslotsvisibleonthefrontfaceofthegutter.

• specificallylocatedoverflowsaspermittedinthebcaie:

-inverteddownpipedrop/popathighpointsinthegutterbutsetatalevelbelowthefasciatop.

-stopendscutdowntoalowerleveltoactasaweir.stopendsweirscouldbehiddenatthehighpointofthegutteranddesignedaspartofanexpansionjoint.

-rain-headswithoverflowweir.

-holes,slot,orweiratdownpipes.

-gapbetweenthefasciaandthegutterback–apackerisinsertedbetweenthegutterbackandthefascia.

oranyofanumberofotherproprietarysystemsandtradesolutions.

b) methodsrelatedtoalternativebuildingdesignmethodsie;

• unlinedeaves-eliminatestheissuewherethehousedesignsuits.

• gutterinstalledsuchthatthegutterfrontisfullybelowthetopofthefascia.

• designforahigherrainfallintensity,asusedforinternalboxgutters.

• backflashing-whereguttersupportbracketsallowbackflashinginstallation(egexternalbrackets).

thedetailingandsizingoftheselectedoverflowmethod/sisnormallycompletedbythedesigner/installer,butmustbeadequateforthesituationandmustmeettherelevantperformancerequirementofthebcaandaustralianstandards.

Whiletheremaybesomevariationsfromstatetostate,contractorswhoinstallgutteringsystemsaregenerallyrequiredtoholdanappropriatelicence.innsW,forexample,alicenceinthecategoryofbuilder,PlumberorroofPlumberissuedbytheofficeoffairtradingisrequiredanditisanoffencetoundertakethisworkwithoutanappropriatelicence.theworkisrequiredtocomplywiththeappropriatecodesandstandards.

statutorywarrantiesnormallyapplyandconsumershavearighttolodgeacomplaintandhaveitdealtwithbytheappropriateauthority.innsW,forexample,thestatutorywarrantyis7yearsunderthehomebuildingact.

intheinstallationoftheroofdrainagesystem,particularfocusshouldbegiventothefollowing;

• attentiontotheuseofcompatiblematerialsfordrainagesystemcomponents,leaf-guardtypesystemcomponentsandcompatiblefasteners/sealantstoconnectandsealthecomponents.

• thepositionofthegutterinrelationtothefascia.

• installationofthespecifiedgutteranddownpipes,ensuringthatdownpipesareinstalledinthecorrectlocationsandnumbers.

• gutterfall,ensuringsufficientfallandthatitisinthedirectionofthedownpipes.

• overflowhasbeenconsideredandspecificdetailsareinstalledwhererequired(suchaswhenthegutterfrontishigherthanthetopofthefascia).

duringtheinstallationalldebrisandloosewastematerials(swarf,fasteners,etc)mustbecleanedoffattheendofeachdayandatthecompletionoftheinstallationtopreventblockagesofthedrainagesystemordeteriorationoftheindividualcomponents.anyprotectivefilmsshouldalsoberemovedaspartoftheinstallationprocess.

inthelongerterm,theabilityofaroofdrainagesystemtohandleoverflowwillalsodependontheregularcleaningofthesystem.forexampletheremovalofplantoranimalmatter(leaves,fungalgrowth,dropping,nests,etc.)anddebrisfromgutters,leaf-guardtypesystemsandthegutteroverflowdevicestoensurefreedrainageofwater.

toensurealonglifetheroofdrainagesystemthemaintenancerequirementsoftheroofdrainagesystemshouldbeforwardedtotheoccupier/ownerofthebuildingandshouldbefulfilled.adequatemaintenanceisarequirementofrainwatergoodwarranties.

Continuous overflow measures

20mm

20mm

Gutter

Fascia

Front of gutter20mm below top of fascia

Gutter

i.e. 6mm

For example, a 6mm gap between gutterand fascia

thefollowingillustrationsshowcontinuousandnon-continuousoverflowmeasuresthatmaybeusedincombinationwitheachothertomeetthenecessary requirements.Pleasenotethatnon-continuousmeasuresmaybecomeblockedanywherealongtheirlength,sonon-continuousoverflowmeasuresmaynotbesufficienttopreventwaterfromflowingbackintoabuilding.

Non-continuous overflow measures

20mm

Gutter

Downpipe nozzle

Fascia

Inverted nozzle athigh ends of gutterfinished below backof gutter

Stop ends finished below the top of the fascia and rear of the gutter to form a weir

Gutter

othernon-continuousmeasuresincludetheuseofrainwaterheadswithslots as weirs.

slottedguttersmayalsoprovideanoverflowmeasure,howeverslotsmustbeofsufficientsize.

Typical overflow from slotted gutter (gutter shown is not available in all areas.)

Guidance in designing a perimeter drainage system for a domestic roofDesign Procedure

1.decideontheaveragerecurrenceinterval(ari).Wheresignificantinconvenienceorinjurytopeople,ordamagetoproperty(includingcontentsofabuilding),isunlikely,aminimumaricanbe20years. iftheseconditionsarelikely,100yearsisrecommended.

2.determinerainfallintensityforthesitefromtable1.moredataisinas/nZs3500.3.2:2003.

3.sketcharoofplanshowingdimensionsinplanview,pitchofroof,layoutofridgesandvalleysandlargeroofpenetrations.

4.calculatethecatchmentareaoftherooffromtheplan.toallowfortheslopeoftheroof,increasetheplanareaby1%foreverydegreeofpitchupto36°.forpitchesover36°refertoas3500.3:2003.

5.gettheeffectivecross-sectionalareaofthegutteryouintendtousefromtable2.

6.usingthecross-sectionalareaofthegutteronthegraphinfigure1,determinethecatchmentareaperdownpipe.

7.calculate(asafirsttest)theminimumnumberofdownpipesrequiredfortheselectedgutterusingtheequation:

roundthenumberofdownpipesuptothenextwholenumber.

8.ontheplan,selectlocationsforthedownpipesandthe highpointsinthegutters.Wherepractical,thecatchments foreachdownpipeshouldbeaboutequalinarea.

Whenselectingthelocationofhighpointsanddownpipes,considerationshouldalsobegiventoproximitytohighconcentrationsofwaterflow(e.g.valleygutters,diversionsaroundlargeroofpenetrations,dormers,etc.)moreguidanceisgiveninas/nZs3500.3:2003andbca.

calculatetheareaofeachcatchmentforeachdownpipe.

9.Withtheareaofyoureavesgutter,checkthatthecatchmentareaforeachdownpipe,calculatedinstep8,isequaltoorlessthanthecatchmentareashownbythegraph.

ifacatchmentareaistoobigthenyoucan:

•increasethenumberandsizeofdownpipes;

•repositionthedownpipesand/orthehighpoints;

•chooseagutterwithbiggereffectivecross-sectionalarea,thenrepeattheabovefromstep6.

11. decideonthedownpipesize.recommendationsin as/nZs3500.3:2003ondownpipesizes.asanapproximateguide,theareaofroundpipesshouldbeequaltotheareaofthegutter,whilsttheareaofsquareorrectangularpipesmaybe20%smaller(table2).

12. considermeasurestocounteroverflowofguttersintothebuilding.considerationofoverflowathighconcentrationsofwaterflowmayneedtobegiven.

installgutterswithasuitablefalltoavoidpondingandtoallowwatertoeasilyflowaway.steeperfallsarepreferredforprolongedlifeofthegutter.moreinformationcanbefoundinourpublication,‘Wateroverflow&residentialgutters’.refertothebcaandtheaustralianstandardsformoreguidance.

roofdrainagesystemscanbeaffectedbyanumberofvariablesandmustbedesignedanddetailedbyasuitablequalifiedtradeorprofessional.thedesignofroofdrainageaimstoprotectpeople,propertyandthebuilding.thedesigneddrainagesystemmustbeinstalledunderthesupervisionofaqualifiedtradeorprofessional.thestepsofthedesignprocessareillustratedbelow.

1.determineaveragerecurranceinterval(ari)

2.obtainrainfallintensityofsite

3.Workoutroofdimensions.

4.catchmentareawithslope

5.Workoutareaforproposedeavesgutter.

6.determinecatchmentareaperdownpipe

7.determinenumberofdownpipesrequired

8.determinelocationofdownpipesandhighpoints

9.checkcatchmentareaforeachdownpipe.

10.determinedownpipesize

11.overflowmeasures

fowolfrevoroFsrettugsevae

sraey02niecnoruoh/mm

fowolfrevoroF

srettugsraey001niecno

ruoh/mm

Biloela 220 298Brisbane 251 333Bundaberg 241 318Cairns 282 368Cape York 301 388Charleville 170 236Charters Towers 218 285Cloncurry 172 228Emerald 220 289Goondiwindi 182 246Gympie 228 299Hughenden 199 266Innisfail 254 323Kingaroy 208 279Longreach 189 251Mackay 273 363Mareeba 219 290Mt Isa 169 223Mt Morgan 225 300Noosa 253 320Proserpine 272 356Rockhampton 248 336 Roma 192 258Southport 246 308Toowoomba 189 251Townsville 260 346Warwick 178 240Weipa 293 370

Queensland

Number of

downpipes (min.)Total catchment area of the roof

Catchment area (determined in 6)

=

Table 1 Average recurrance interval (ARI)Design rainfall intensities adapted from AS 2180:1986thestepsinthedesignprocessareforaperimeterdrainagesystemusingthestandardroll-formedrainwaterproducts(gutters)installedatthebuildingeaves.drainagesystemsforlargerroofsuseboxguttersattheperimeterandinternally.boxguttersystemsarethoroughlytreatedinas/nZs3500.3:2003andhb114:1998.

itisassumedthattheeavesandgutterswillhaveagradientof1:500or steeper.

169 5809 2

34(Gradient 1:500 or steeper )

(Gradient 1:500 and steeper.)

METHODUsing the gutter cross sectional area taken from Table 2 (shown across the bottom of the graph) draw a line upwards until it intersects with the Design rainfall intensity (Table 1). Draw a line at 90º to determine the catchment area for each downpipe.

Find the minimum catchment area for each downpipe on a house in Mt Isausing Quad Hi-front gutter.

Gutter fall ≥

150 9200 non standard

Non standard downpipe and nozzle/pop is required*Non standard nozzle/pop is required to suit rectangular downpipe.

150 9200 non standard

6568

4520

7703

7126

8631

6699

7429

Lo-Front

Hi-Front

Hi-Front

Figure 1Cross-sectional area of eaves gutters required for various roof catchment areas (where gradient of gutter 1:500 and steeper). (Adapted from AS 3500.3: 2003)

Table 2Gutter areas and downpipes

Example

NQ

NQ

NQ

NQ

150 non standard

150 non standard

non standard

non standard

non standard

non standard

non standard

non standard

non standard

non standard

non standard

non standard

non standard

non standardSEQ

SEQ

SEQ

SEQ

14,672

8407

NovaliNeFascia

B*

C*A*

B*

C*A*

150mm

89mm83mm

136mm

89mm83mm

*SE Qld dimensions A=74 x B=148 x C=78mm *Nth Qld dimensions A=83 x B=150 x C=98mm

*SE Qld dimensions A=87 x B=138 x C=103mm *Nth Qld dimensions A=53 x B=136 x C=98mm

•largewatercarryingcapacityforhighrainfallareasandlargeroofsizes-idealfortropical/sub-tropicalclimates

•uniquecurvedbaseallowsself-cleaningandpreventsbuild-upofwateranddirt

•complementedwithacompleterangeofaccessories

•flatbackgutteroffersconcealedfixingforcleanandseamlessfinish

QUAD 115 Hi-front

TRIMLINE

QUAD 175QUAD 150Hi-/Lo-front

EMLINE

65

115

70

Zinger

62

115

90

Zinger

78

150

74

Zinger

62

150

90

Zinger Overflowslot

103

175

97

Zinger

Hi-front

Lo-front

Rainwaterproducts•classicdesignthatistheleadingchoiceinnewhomes

•thehighfrontprofiledesignobscurestherooflineforamoreattractivefinish

•compatiblewithnovalinefasciasystemforquick,easyattachmenttothebuilding

•availablewithoptionalslottingtoallowoverflowwherealternativeoverflowdevicesarenotinstalled

•suitableforsteelortileroofs

•traditionaldesignthatissuitablefornewhomesortomatchexistinggutters

•Popularwherehighwatercarryingcapacityisofprimeconcern



Bought-In Half round/Flat back

72mm

116mm

124mm

140m

m

89m

m

125mm

68 mm

124 mm

141 mm

18mm

35mm

185mm

•strong,attractive‘m’stylegutterdesignedforgreaterdurabilityandgenerousrainwatercarryingcapacity


•concealedfixingofferscleanandseamlessfinish

•emlinecappingavailablefortrimmingroofedges


•Quickandeasywaytofitagutterthatsavestimeandmoney

•clevermountingbracketidealforsituationswhereroofoverhang prevents connection to a fascia

•elegantstylecomplementslysaghtrangeofroofingprofiles

•availablewithslottingtoallowoverflowwherealternativeoverflowdevicesarenotinstalled

•slim,elegantsquaregutterparticularlysuitedtodomesticapplicationsthatisfastandsimpletoinstall

•concealedfixingoffersclean,attractive‘trim’lines




•state-of-the-artfasciasystem

•integratesperfectlywithQuad115hi-frontandemline®andtrimline® gutters

•replacestraditionaltimberfasciawhichreducespaintingandmaintenance

•makesfixingguttersquickandeasyusingspringclips

•extensiverangeofaccessoriesavailable

Profileshownunslottedforclarity.



FITFAsT

NOTE: Not all gutters are available from all regions. Talk to your sales office for local availability.

Accessories

Flat back bracket/overstrapHalf round stop ends (pair)

UNPAINTED AND PC

Half roundExternal bracketInternal bracket

UNPAINTED AND PCUNPAINTED AND PC

ZINCALUME & COLORBOND

Flat back stop ends (pair)

Flat backGP bracket


ZINCALUME & COLORBOND(Half Round Flat Back shown)

External bracketZINCALUME & COLORBOND

(Half Round shown)

unpainted & Pcunpainted & Pcunpainted & Pc

(pair)

EmLiNE GP bracketOverstrap clip for use

with NOVALiNE fascia

30mm

140mm

125mm

cappingStop end

Stop endMounting bracket

Internal GP bracketZINCALUME

Overstrap for use withNOVALINE fasciaZINCALUME Stop end plates


90º 45º&90º45º&90º

LYSAGHT quality gutters are available in unpainted ziNcALumE® steel and in a range of cOLOrbOND® steel pre-painted colours to match or contrast your roof.

Concealed BracketZINCALUME® steel

Spike Bracket T- Head BracketGalvanised

Internal/External Corners l Stop End PlatesLeft and right

ZINCALUME® steelCOLORBOND® steel

Return Stop EndsLeft and right

ZINCALUME® steelCOLORBOND® steel

Galvanised

Overstrap and Bracket(2 piece) Galvanised

OverstrapZINCALUME® steel

completingyour rainwater system

Downpipes & accessories

Downpipes Accessories

RoundRectangularor square

Downpipe offsets(rectangular and circular)

Astragals/brackets

Pops/Nozzles

Uni-drop

100 x 50 75100 x 75 90100 x100 100

Adjustable

Adjustable

Square corner Round corner

finishyourroofwiththedistinctivestyleofthelysaghT downpipesandaccessories.

thesedownpipesandaccessoriesarecompatiblewiththe novaline®fasciasystem,andwithawiderangeofgutters.

all lysaghT downpipesandaccessoriesaremadefromgalvanisedorZincalume® steel, which means they are strongandmadetolast.

mostdownpipesandaccessoriesareavailableinunpaintedZincalume®steelandarangeofcolorbond® steel colours to match or contrast with your roof. They are compatiblewithsteelandtileroofs.

awiderangeofrectangular,squareandrounddownpipesavailabletocomplementallbuildingstyles.somedimensionsandavailabilitymayvaryslightlyfromregiontoregion.

madetoordertoyourspecifications

Rainheads &tradework

Dimensionsstandardblanksmall:380x175x200mmlarge:450x250x250mmortoyourdimensioneddrawing.

Dimensionstoyourdimensioneddrawing.

Dimensions390Wx300hx250d

Dimensionstoyourdimensioneddrawing.

Materialscolorbond® steelZincalume® steelstainless steel




Tapered rainwater heads(downpipeoutletnotincluded)

Custom made round rainwater heads

LysAGHT standard rainwater heads

Custom made square rainwater heads (downpipeoutletnotincluded)

•lysaghTrainwaterheads,flashing,tradeworkandboxgutters,arealsoavailablemadetoorder.Provideuswithapicture,drawingortemplateandwecanmanufactureforyou.

•toordernon-standardrainwaterheads,supplydetaileddrawingsshowingfrontandsideelevationswithdimensionsandnozzlesize.•refertotheQueenslandproductofferforthefullrangeoftradeworkandflashingproductsavailable.askyourtechnicalsales

representativefordetails.

getitrightfirsttimewith lysaghTproductsInstallation advice

Bracket spacingWhentheguttersareattachedtonovalinefascia,thenthegutterbracketspacingshouldmirrorthespacingofthenovalinebrackets(ie600mm&1200mm),andthegutterbracketsshouldbeadjacenttothenovalinebrackets.however,whentheguttersarefixedtootherfasciasthentheweightofthewatercarriedbytheguttershoulddeterminespacingrequired-howeverspacingshouldnotexceed1200mmmaximum.

Fall

installgutterswithasuitablefalltoavoidpondingandtoallowwatertoeasilyflowaway.steeperfallsarepreferredforprolongedlifeofthegutter.refertothebcaandtheaustralianstandardsforguidance.

Metal & timber compatibility

lead,copper,baresteelandgreenorsomechemically-treatedtimberarenotcompatiblewiththisproduct;thusdon’tallowanycontactoftheproductwiththosematerials,nordischargeofrainwaterfromthemontotheproduct.iftherearedoubtsaboutthecompatibilityofotherproductsbeingused,askforadvicefromourinformation line.

Roof drainage system design

roofdrainagesystemsshouldbedesignedanddetailedbyasuitablyqualifiedtradeorprofessionalinaccordancewiththebcaandtheaustralianstandards.Particularreferenceshouldbemadetothecorrectsizingofgutter;quantityandplacementofdownpipes;andtheprovisionofappropriateoverflowdevices.(Page2-3).

Adverse conditions

iftheseproductsaretobeusedwithin1kmofmarine,severeindustrial,orunusuallycorrosiveenvironments,askforadvicefromourinformationline.

Installation Advice

theroofdrainagesystemshouldbeinstalledusinggoodtradepracticesandbyacertifiedinstaller.

forsealedjointsusescrewsorrivetsandneutral-curesiliconesealantbrandedassuitableforusewithgalvanisedorcolorbond/Zincalume® steel.

Clean up

removeallplasticcoverstripsfromproductanddisposeofcorrectly.

sweepallmetallicswarfandotherdebrisfromroofareas,gutters,downpipes,overflowdevicesandallotherroofdrainagecomponents,attheendofeachdayandatthecompletionoftheinstallation.

Gutter Maintenance

theroofdrainagesystem(gutter,downpipes,overflowdevicesandallothercomponents)mustbecleanedoutonaregularbasis.

3) When litter is removed, the layer of hardened dirt is revealed below.

1) A typical suburban gutter clogged with leaf litter prior to cleaning.

2) Wear correct protection when clearing leaves and twigs.

Gutter maintenance

Cleaning Gutters

twigs,dust,leavesandfungalmatter(debris)shouldberemovedregularlyfromgutters-asfailuretodosovoidsyourwarranty.

*sweepdebrisintoapileusingastiff,softbristledbrush(shovelsorhardtoolsshouldnotbeused).

*thewholeroofandguttershouldthenbewasheddownwithahose,includinghighendsofgutters(possiblyprotectedbyoverhangs),rainheads,waterspoutsandoverflowlocations.

awellmaintainedgutter/downpipewillmakeyourrainwatersystemprovideyearsandyearsoftrouble-freeservice.

4) rinse the gutter with water to soften and break up the dirt.

5) use a soft bristle brush and sweep the dirt out. rinse again.

6) When the gutter has been cleaned, it should look like this.

Technical enquiries: [email protected] or call 1800 641 417

www.lysaght.com Please check the latest information which is always available on our website.lysaghT®,colorbond®,Zincalume®,novaline® ,emline®,trimline®,fitfast®andbluescopeareregisteredtrademarksofbluescopesteellimited,abn16000011058.PrintedbyPm2m26/06/12

Whenyouspecify lysaghTproductsyouhavetheaddedadvantageofdealingwithacompanywhoseexpertiseandexperiencewithsteelstretchesbackfor150 years. bluescopelysaghtoffersafullrangeofaccessoriestocompletealmostanyrainwatersystem.refertotheQueenslandproductofferforfullrange.

Product Descriptions alldescriptions,specifications,illustrations,drawings,data,dimensionsandweightscontainedinthiscatalogue,alltechnicalliteratureandwebsitescontaininginformationfrombluescopelysaghtareapproximationsonly. theyareintendedbybluescopelysaghttobeageneraldescriptionforinformationandidentificationpurposesanddonotcreateasalebydescription.bluescopelysaghtreservestherightatanytimeto:

(a)supplygoodswithsuchminormodificationsfromitsdrawingsandspecificationsasitseesfit;and (b)alterspecificationsshowninitspromotionalliteraturetoreflectchangesmadeafterthedateofsuchpublication.

Disclaimer, warranties and limitation of liability

thispublicationisintendedtobeanaidforalltradesandprofessionalsinvolvedwithspecifyingandinstallinglysaghTproductsandnottobeasubstituteforprofessionaljudgement.

termsandconditionsofsaleavailableatlocalbluescopelysaghtsalesoffices.

excepttotheextenttowhichliabilitymaynotlawfullybeexcludedorlimited,bluescopesteellimitedwillnotbeunderorincuranyliabilitytoyouforanydirectorindirectlossordamage(including,withoutlimitation,consequentiallossordamagesuchaslossofprofitoranticipatedprofit,lossofuse,damagetogoodwillandlossduetodelay)howevercaused(including,withoutlimitation,breachofcontract,negligenceand/orbreachofstatute),whichyoumaysufferorincurinconnectionwiththispublication.

©copyrightbluescopesteellimitedJune26,2012

rainwater there’s a lysaght rainwater solution to suit… · there’s a lysaght rainwater...

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