7 Reducingheatingcosts
Heatingahomecanbeoneofthebiggest energyexpensesforhomeowners,especiallyin NewZealand'svaryingclimates.
10 Theinvisiblecareerpathways
Mechanicalbuildingservices,refrigeration, andairconditioningarecriticalyetoften under-appreciateddisciplines.
14 Goingglobal
WorldRefrigerationDayisnextmonth. Plus,anewinternationalMentorship Programme.
15 Q&Awithebm-papst
Discoverwhat’sonthecardsforthisexhibitorat theupcomingHVAC&RSouthevent.
TeKāhuiWhaihangaNZInstituteofArchitects partnerswithBuildNZtohostTheFutureof HousingSummit.
Snippetsfromourmembers.Fromcompetitionsto helpingoutthecommunity,thisiswhatlocal HVAC&Rcompaniesareupto.
PrashantPatelshareshisknowledgeinachieving NSEforbuildingsinNewZealand.
DaikinhaslaunchedapilotEPSrecyclingscheme withtheaimtoleadtherecyclingofexpanded polystyrene(EPS)inoursector.
FROMTHECEO
Thisissueshinesaspotlightoninnovation, growthandtransformationacrosstheHVAC&R andconstructionsectors.Discoverhowan energy-smartPak’nSaveissettinganew benchmarkforsustainabilityinEastAuckland. Wetakeacloserlookattheinvisiblecareer pathwaysshapingourindustry’sfuture,and don’tmissourQ&Awithebm-papst,offering insightintotechnology,efficiency,andwhat’s nextforairmovementsolutions.
WeintroducetheupcomingFutureofHousing Summit–aneventnottobemissed.Plus,a practicalguidetoseismicnon-structural elementsprovidesvaluableadviceforbuilding servicesengineersandinstallers.
Excitingindustryeventsareonthehorizon! IRHACEinvitesallmembersandgueststo akeynetworkingeventatSouthMACH2025in ChristchurchonWednesday,May28.Thisisa fantasticopportunitytoconnectwithfellow professionalsintheHVAC&Rsector,while hearingfromleadingvoicesincludingPrice Holyoake,Eurotec,andSmooth-Air,whowill presentaspartoftheSouthMACHSeminar Series.
SupplierslookingtoengagewiththeHVAC&R communityareinvitedtojoinouruniquecar bootsaleevents,rollingoutinAuckland, Christchurch,andPalmerstonNorth.Launching thisAugustinAucklandandChristchurch,these casual,innovativeeventsprovidearelaxed settingtoshowcasenewproducts, technologies,andinnovationstoatargeted, hands-onaudience.
WealsoinviteentriesfortheprestigiousWallie AskewMemorialWorkskillsCompetition, celebratingexcellenceamongHVAC&R apprentices.
CEO:IRHACE,CCCANZ,HVAC&RCentre
PUBLISHER IRHACE/CCCANZ/RLNZ hvacrcentre.nz
CEOANDMANAGINGEDITOR GinaMcMaster eo@irhace.org.nz
EDITOR CassieMcKenzie editor@irhace.org.nz
MEMBERSHIP admin@irhace.org.nz admin@cccanz.org.nz
REFRIGERANTLICENSING& COURSES admin@rlnz.org.nz
ADVERTISING admin@irhace.org.nz
HVAC&RCENTRE POBox217184 BotanyJunction2164 Auckland,NewZealand
e: admin@irhace.org.nz e: admin@cccanz.org.nz e: admin@rlnz.org.nz
Nopartofthisjournalmaybeprintedin otherpublicationswithoutpriorwritten permissionoftheManagingEditor. Disclaimer:Statementsexpressedinthis publicationdonotnecessarilyreflect the policiesorviewsoftheassociations, and membersofIRHACEorCCCANZ.The IRHACEJournalpublishesbothlocaland internationalarticles.Standardsandor practicesmaydifferfromcurrentNew Zealandstandardsandorpractices used.Noresponsibilityisacceptedby theassociationsandeditorforthe accuracyofinformationorforerrorsor omissions.TheIRHACEJournalis distributedtoalltheIRHACEand CCCANZfinancialmembers.
ISSN01148257
LRDAMPERS
FullycompliantwiththelatesttestingstandardsAS1530.4-2014andAS 1530.7-2007,LRFire,Fire-Smoke,Smoke(Exhaust)andBalancing Dampersareeasytoinstall,withaswiftturnaroundtimetomeetmarket demand.
Availableinsevendiameters:100|125|150|200|250|300|350mm
AUCKLAND auckland@holyoake.com +649274-4144 WELLINGTON wellington@holyoake.com +644232-2722 CHRISTCHURCH christchurch@holyoake.com +643366-6545
Reducingheatingcosts
Heatingahomecanbeoneofthebiggestenergyexpensesfor homeowners,especiallyinNewZealand'svaryingclimates.
UPGRADETOENERGY-EFFICIENTSYSTEMS
OlderHVACsystemstendtoconsumemore energyandworkhardertomaintaincomfortable temperatures.Upgradingtoamodern,energyefficientheatingsystemisoneofthebestwaysto reduceheatingcostsinyourhome.Newersystems uselessenergytoprovidethesamelevelof comfort,helpingyousaveonutilitybills.
ENSUREPROPERSIZINGOFYOURSYSTEM
AnimproperlysizedHVACsystemcanlead tohigherenergyusageandinconsistent temperaturesinthehome.Ifasystemistoolarge, itwillcycleonandofffrequently,wastingenergy. Ifit’stoosmall,itwillstruggletomaintainthe desiredtemperature,leadingtohigherenergy consumption.ConsultwithanHVACprofessional whocanperformaproperloadcalculationto determinetheidealsizeforyourspace.
REGULARMAINTENANCE
MaintainingyourHVACsystemensuresthatit runsefficientlyandhelpsprolongitslifespan. Regularmaintenancelikecleaningfilters,checking refrigerantlevels,andensuringallcomponents arefunctioningproperlycanreducestrainon thesystemandimproveenergyefficiency.
UTILISEPASSIVESOLARHEATING
Thisisanaturalwayofreducingheatingcosts bytakingadvantageofthesun’senergy.By strategicallyplacingwindowsinnewprojectsto capturesunlightandusingthermalmassmaterials (likeconcreteorstone)tostoreheat,youcan reduceyourrelianceonartificialheating.Ifyou’re workingwithinanexistingspace,makesure curtainsandblindsareopenwhenthesunis facingthespace,andclosedwhenitisn’tto keepthewarmthin.
CONSIDERYOURFURNISHINGS
Heavycurtains,rugs,andthermalblindshelpretain warmthinroomsbypreventingdraftsand improvinginsulation.Optingforlight-coloredwalls andreflectivesurfacescanalsohelpdistribute warmthmoreeffectivelythroughoutaspace.
MAXIMISEINSULATIONANDVENTILATION
Insulationandventilationplayamajorrolein keepingyourhomewarmandenergy-efficient,and shouldbeconsideredtoachieveawell-performing HVACsystem.Goodinsulationpreventswarmair fromescaping,whileproperventilationensures thataircirculatesproperly,allowingtheheating systemtoworkmoreeffectively.
Anenergy-smartPak’nSave forEastAuckland
EverettConsultingplayedanimportantroleinbringingthenew supermarketinHighlandParktolife,withtheprojectfeaturingthe latestinenergy-efficientHVAC&Rtechnology. refrigerationsideandthemechanical commissioningrightthroughtothestoreopening.”
Whenyou’reatthesupermarket,you’relikely thinkingmostaboutyourshoppinglist–notthe systemskeepingtheairandgroceriesfresh. ButforDavidEverett,Directorof EverettConsulting, thosesystemsaretheheartofaprojectthat’s beenthreeyearsinthemaking.Since2022, EverettConsulting hasledthemechanicaland refrigerationdesignforthenewPak’nSaveinEast Auckland,deliveringastorethat’sassustainable asitisvitaltothecommunity.
“Wewereengagedincarryingouttherefrigeration andmechanicaldesign,startingwithpreliminary designanddevelopment,”saysDavid.Histeam workedalongsideabroadergroupofconsultants, managingeverythingfromtenderstoinstallation. “Refrigerationandmechanicalarecompletely separatecontracts.Wedesignedthemseparately butoversawboth–projectmanagingthe
CUTTING-EDGECOOLING
ThePak’nSaveoperatesaCO2transcritical refrigerationsystem,asetupthat’sbecomingmore commonintheindustry.
“It’senergy-efficientandusesthelatest technology,”saysDavid.Packedwithcontrol systems,itkeepspoweruselowwhileensuringthe coldchainstaysstrong–importantlyforshoppers, thismeansfooditemslikemilkandvegetablesare keptchilled.ThestorealsofeaturesanFTE(Full TranscriticalEfficiency)system,acleveraddition thatboostsefficiencyfurtherbyreducingthe energyneededintheevaporators.Thislowers runningcostswithoutcompromisingquality.
“ThisisatypicalsystemforaPak’nSave,butitwas ourfirsttimedeliveringitfortheminparticular,” sharesDavid,withEverettConsultingoften workingwithvarioussupermarketsacross thecountry.
Theprojectwasn’tjustaboutinstallingequipment, itwasabouttailoringasolutionforaspecificneed. NowthethirdlargestPak’nSaveintheNorthIsland, theEastAucklandstoreisexpectedtoattractnew customersfromthesurroundingareas.“They’re anticipatingthatthestoreshoulddowell,andso theyshould.It’sanewlydesigned,efficientstore that’scost-competitive.Attheendoftheday, it’sgoingtoprovideagreatservicetothe localcommunity.”
INDUSTRYEXPERTISE
Bigprojectslikethisunderstandablycomewith challenges,butforDavidandhisteam,nothing herewasoutoftheordinary.“Mostofit’sjustan averageday,”hesays.“There’salwayshurdles witheveryjob.”
Muchofthissuccessisattributedtocollaboration andstrongcommunication.
“There’salotofcoordinationinvolvedwithother consultantstooptimisethesystemandreduce clashes,”explainsDavid.Byaligningeveryone’s scopeofwork,theteamminimiseddelaysand droveefficienciesthatmadetheinstallation smootherandmorecost-effective.
AkeypieceofadvicefromDavidforfutureclients istogetprofessionalsinvolvedearlyon.Bringing expertsinatthestartcanminimiseproblems beforetheysnowball,savingtimeandmoney. It’sastrategythatpaidoffhere,withaseamless transitionfromdesigntooperation.
Theresultisastorebuiltfromthegroundupto balanceperformanceandpracticality.Fromthe refrigerationkeepingfreezershummingtothe mechanicalsystemsensuringacomfortable shoppingenvironment,everydetailwasfine-tuned.
FONKONZperformedtherefrigerationinstallation, withACSLGroupresponsibleforthemechanicalair conditioninginstallation.Temperzonealsoplayed akeyrole,andwillbesharingmoreabouttheir involvementattheupcomingHVAC&RTechnical StageatHVAC&RHubinJuly.
Theinvisiblecareerpathways
Mechanicalbuildingservices,refrigeration,andairconditioning arecriticalyetoftenunder-appreciateddisciplines.
Thesetradesareessentialtothefunctionalityof buildingsandsystemsworldwide,andrepresent ablendofinnovationandpracticalitythatshapes theenvironmentsweliveandworkin.
However,despitetheirimportance,thetradesin oursectorarefrequentlyovershadowedbymore commonlyrecognisedpathwayssuchascarpentry, plumbing,andelectricalwork.Thishasresulted inasignificantskillsshortageforHVAC&Rin NewZealand,withindustryexpertshighlighting apressingneedforthistochange–startingwith encouragingschoolleaverstoexploretrade careerswithinthefield.
Tradescoveradiverserangeofspecialisations, includingfabrication,mechanicalengineering,and maintenanceengineering,alongsideHVAC&R,plus more.Thisvarietymakesitanappealingchoicefor hands-onindividualswhoenjoyproblem-solving andunderstandinghowsystemsoperate.For studentsdrawntoelectricalwork,workingwithair conditioningandrefrigerationcanbeanidealfit.
However,thesetraderoutesremainlargelyhidden fromview,despitetheirvitalroleinmodern infrastructure.Increasedexposurethroughschools couldbolstertheindustry’sworkforceandaddress
resourcechallenges,ensuringasteadypipeline oftalent.
Collaborationbetweenindustryandeducationis provingtobeagame-changer.
Effortsbybusinessesandtrainingprovidersare helpingbridgethegap,introducinghighschool studentstothepossibilitieswithintrades.
Theseinitiativesaimtobroadenperspectives, showingyoungpeoplethattradesextendfar beyondthetraditionaltrioofbuilding,plumbing, andelectricalwork.Byengagingwithstudents directly,companiesaredemystifyingthesector andhighlightingitspotential.
Farfrombeingafallbackoption,tradesoffer structuredpathwaystorewardingcareersin growing,forward-thinkingindustries.
Astandoutadvantageistheabilitytoearnan incomewhiletraining,allowingapprenticesto graduatedebt-free.Uponcompletion,graduates arehighlysoughtafter,withopportunitiesranging fromemploymentinestablishedfirmstolaunching theirownventures.
Getstartedonyourcareer.
Astatehousetransformation
Lastyearwesharedthein-progresstransformationofa1970sstate houseintoanenergy-efficiencyhomewithaHomestarLevel7 accreditation.Here’showtheprojectwent.
Settobedemolished,theex-statehouseturned intoaprojectforlevel3BCITOTradeAcademy studentsatOneTreeHillCollege.The1970s buildingwasacquiredfor$1withover$300,000 ofbuildingmaterialdonatedtomakethe transformationpossible.
Simxwasoneofthesponsorsinthisproject, providingaventilationsystemforthestudents toinstall.
Initially,aMultiVentsystemwasspecified,butas theprojectdeveloped,theSimxteamidentified thatamoreadvancedhomeventilationsystem wasneededtomeettheproject’sgoalsanddeliver thebestoutcomefortheenduser.
Duringthedesignphase,Simxcollaboratedwith HomestardesignerandassessorSarahElickerto ensurecompliancewiththetargetedHomestar Level7rating.
“Theprojecthadseveralcomplicationswehad toovercome.Wehadtomakeassumptions regardingfactorslikebuildingorientation(asthe homeisatransportablehomesowecouldnot knowitsfinaldestination)andthehome airtightness(airtightnessbynatureisonly
confirmedoncompletionofajobanddiffers dependingonmethodologyused),aswellaswork aroundfixedelementstypicalofarenovation,such asthewindowscaleandwallthickness.”
Thisledtothedecisionthatacontinuous mechanicalextractionsystemmaynotbe sufficientforthestandardtheprojectwasaiming toreach.
“Assuch,werecommendedandprovidedaMVHR (mechanicalventilationwithheatrecovery) system,theSmartVentBalance,whichwasmore suitableforreachingaHomestarLevel7rating giventhehome’scircumstances.Thesystemitself wasinstalledsmoothlybyPCIElectrical,whoare SmartVentAccreditedInstallersspecialisingin heatrecoverysystems,andintegratedwitha Daikinductedheatpump.Whileprojectconstraints meantwecouldn’tprovidedirectadvicetothe students,we’reconfidentthatthesystemchanges duringthedesignprocesshavegiventheminsight intotheroleofventilation–particularlyinhowit addressessummeroverheating.”
Thissystemprovedtobetherightchoicewiththe levelofairtightnessachieved.
“Thehomestartedat19ACH,constructionbrought itdownto3.6ACH,andtheteamatAeromanaged topullthatdownevenfurtherto0.81ACH.”
TheSmartVentBalancewillworkwellinanykind ofhome,butforoptimalperformance,additional air-tightnessmeasuresshouldbeundertaken. Thiscouldbeassimpleasimprovinginsulation orinstallingdoubleglazing,orascomplexas installinganairbarriersystem.Improvingair tightnessmeanslessenergyislosttonaturalair infiltration,improvingtheefficiencyofthesystem’s heatrecoverycore.
“Simxisthrilledwithhowsuccessfultheproject hasbeen,andisgratefultobeabletosupportsuch anamazinginitiative.”
AsNewZealandmovestowardsamore sustainable,andairtight,housingmodel,Simx believesthatNewZealandwillfollowthepathof manyothercountries.
“Webelievethechangeswillinvolvemandating greaterattentiontopassiveventilationsolutions alongsiderulingsontheapplicationofextraction (bothcontinuousandintermittent).Thiswill provideguidanceforthepassiveventilation penetrationsrequiredtoprovidesufficientmake upairfordifferentairvolumes.
“Thesechangeswillimpactthefuturechoiceof ventilationstylesaspeoplewilldecidebetween negativeandbalancedpressurebasedonthe importancetheyplaceoncomfortandefficiency.”
NowboastingahigherHomestarratingthanmost newbuilds,thisrenovationisamasterclassin whatcanbeachievedwiththerightknowledge, designandproducts.
“We’reconfidentthatthesystem changesduringthedesignprocess havegiventheminsightintothe roleofventilation.”
MOREABOUTMVHRSYSTEMS
MVHRsystemsaregreatforcost effectivenessinthelongrun,particularly incolderregions.Theheatingcost savingsfrominstalling anMVHRsystemoveratraditional ventilationsystemwilleventuallyleadto thesystem‘payingforitself’afterafew years.
Foraddedbenefit,theSmartVentBalance canextractairfromwetrooms.This meansyoucanrecovertheheatfromthe warm,humidshowerair,anduseitto tempertherestofyourhome.
Maintenancewise,filtersneedtobe replacedeveryyearorso,dependingon theoutsideairquality.SmartVentsystems alsofeatureafive-yearwarranty.
simx.co.nz
Goingglobal
Don’tforgettoaddWorldRefrigerationDaytoyourcalendarnext month.Plus,theInternationalNetworkofWomeninCooling(INWIC) haslauncheditsnewMentorshipProgramme.
EachyearinJune,WorldRefrigerationDayserves asareminderoftheimportanceofrefrigeration technologiesineverydaylife.Celebratedon June26,thisyear’sthemewillbe‘CoolSkills’, emphasisingtheimportanceoftechnical expertise,training,andtheprofessionalsdriving theindustry.
Thisthemecomesafterthelaunchofthe InternationalNetworkofWomeninCooling’s (INWIC)MentorshipProgrammeinMarch. Thenewonlineserviceisdesignedtoconnect womenprofessionalsinthecoolingsectoracross theworld,encouragingknowledgeexchangeand careerdevelopmentintheindustry.
Professionalsinrefrigeration,air-conditioningand heatpumpsareinvitedtoregisterasmentorsor menteesandbecomepartofthefirstcohortof thisfreeservice.
WHATISIT?
Theprogrammeoffersarenewablethree-month mentorshipcycle,withanopportunityformentees togaininsightsfromindustryprofessionalsand receivecareerguidancebasedontheirgoals. Mentorsbenefitfromguidingthenextgeneration
ofwomenprofessionals,expandingtheirown leadershipskills,andcontributingtothe advancementofwomeninthefield.
THEMENTORSHIPCANCOVER:
•Technicalknowledge,includingexpertisein refrigeration,airconditioning,andheatpumps.
•Softskills,suchasleadership,communication andcareerdevelopment.
•Workplacechallenges,includingnavigating careerprogressioninatraditionally male-dominatedindustry.
WHYJOINASAMENTEE?
TheINWICMentorshipProgrammeisfreeof chargeanddesignedtosupportmenteesatall careerstages,whethertheyareearly-career professionals,mid-careerspecialists,orindividuals transitioningintoleadershiproles.Menteescan benefitfromguidanceandsupportfrom experiencedprofessionalswithkeybenefits:
•Menteeswillbematchedwithexperienced mentorsfromaroundtheworld,providing
exposuretodifferentindustrypractices, insights,andcareerpathwaysinthecooling sector.
•Thementorshipistailoredtothementee’s specificneeds,whethertheyseekguidanceon technicalknowledge,careerprogression,skills, orworkplacechallenges.
•Throughone-on-onementorship,mentees receivevaluableadvice,encouragement,and professionalinsights,helpingthemnavigate challenges,buildconfidence,andadvancein theircareers.
HOWDOESITWORK?
1.Registration: Participantssignupasamentor, amentee,orboth.
2.Mentees: TheprogrammeisopentoINWIC memberslookingforguidanceandsupportin theircareers.Ifyou’renotyetamember,join INWICtodaytoparticipate!Alinktoregisteras amenteewillbeaccessiblefromyouraccount.
3.Mentors: INWICmembersandINWICaffiliates, includingmalecolleaguessupportinggender diversityintheindustry,canjointhe programmeasmentors.
4.Matchingprocess: Menteeswillbeassigneda mentorautomatically.
5.Personalisedmentorship: Eachmentorship relationshipistailoredtothementee’sneeds, withapersonalisedmentorshipagreement. Witharecommendedthree-monthmentorship cycle(extendable),thefrequencyof meetingscanbeadjustedbasedonneeds, accommodatingdifferenttimezones andschedules.
Long-termchangecanbeachievedthroughthis initiativetoensurethatwomenincoolinghave thesupportandresourcestheyneedtothrive, tobuildamoreinclusive,skilled,andempowered workforce.Thisinturnwillhelpthecoolingsector providemoresocietalbenefitsandcontributeto theeconomywhileensuringstrongenvironmental performance.
The refrigeration solution for smarter field commissioning
Embedded connectivity through NFC and Bluetooth technology
On-field time saving, exploiting controller configurations copy, paste, modify and share
Faster and simplified commissioning, with the new configuration WIZARD
End-user simplified interaction with CONTROLLA for an automatic HACCP management
Q&A: Exhibiting with ebm-papst
ThomasHeine–ebm-papst CountryManagerNZandSalesManager ECUpgrades
Whyisitimportantforebm-papstto participateineventssuchasHVAC&R South?
Thomas: Welookforwardtoenhancingourmarket presenceandreconnectingwithourvalued customers.
Whatareyoumostlookingforwardtoabout theevent?
Thomas: Catchingupwithourvaluedcustomers andseeingalltheupdatesinourindustry.
Whatwillebm-papstbeexhibitingat HVAC&RSouth?
Thomas: ECfanproductsandcontrols.
ebm-papstwillalsobeexhibitingatHVAC&R HubinJuly.Whatcanweexpecttoseefrom youatthisevent?
Thomas: SimilartoHVAC&RSouth,wewillbe exhibitingECfanproductsandcontrolsat HVAC&RHub.
Howdoyouseetheindustrytransformingin thecomingyears?
Thomas: Morelocalisedproducts,andmorefocus onenergyefficiency.
Doesebm-papsthaveanynewinnovations orproducts,andwillthesebeexhibitedat eitherevent?
Thomas: Yes,wewillalsobeshowcasingourIoT Gateway.
ebm-papstwillbeexhibitingatHVAC&RSouthat Stand88. ebmpapst.com
IntroducingtheFutureof HousingSummit
TeKāhuiWhaihangaNZInstituteofArchitectspartnerswithBuildNZ tohostTheFutureofHousingSummit.
TheTeKāhuiWhaihangaNewZealandInstitute ofArchitects(NZIA)InterimChiefExecutiveand AucklandBranchChairwillbeteamingupwith thenation’slargesttradeevent,BuildNZ,todeliver whattheydescribeasagame-changing,panindustryfutureofhousingsummit,tacklingthe realissuesholdingusback.
Followingonfromthewidemediacoverageofthe KiwiBuildSummitsheldalongsideBuildNZ2018 and2019,theNZIAsaysit’stimelytoresetthe widerindustryconversationaroundthenation’s growingneedtobuildaffordablehomes.Their promiseisthattheFutureofHousingSummitwill thistimedelivergenuineactionableoutcomes.
“Theindustryhasbeencleartheywantlesstalk andmoreactionableoutcomestogetthings movingandBuildNZisthenaturalplaceforthat discussionwiththousandsofarchitects,builders, developersandpolicymakersconvergingunder oneroof,”saysPeterTownsend,architectand AucklandBranchChairoftheNZIA.“Importantly thesummitwillbeentirelyfreetoattendforour memberarchitectsandanybuildorconstruction professionalacrossanydisciplinetojoinin theconversation.”
MarkAbbot,InterimChiefExecutiveoftheNZIA, agrees:“I’mheartenedthatourindustriesare gettingtogethertostartanewdiscussionandget newviewsonsolvingbigchallengeslikeaffordable housing.IencourageallourNZIAmembersto participateintheFutureofHousingSummitand contributetowardapan-industryapproachto problem-solving.I’mhopefulthatwe’llbeableto createsignificantoutcomesthatcanmakea realdifference.”
Withastellarline-upofthebiggestindustry influencersjoiningthediscussions,attendeeswill gainadeeperunderstandingofthechallengesand opportunitiesahead–becomingequippedwiththe knowledgeandconnectionsneeedtodrive meaningfulchange.
Someofthoseconfirmedspeakersalready includeNZIAPresident,HuiaReriti;Registered MasterBuildersCE,AnkitSharma;NZIAStrategic SustainabilityAdvisor,RachelMacIntyre;NZ CertifiedBuildersCE,MalcolmFleming;BCICentral NZCountryManger,BenHurrell;andKāingaOra, CE,MattCrockett.Morespeakersaretobe announced.
Thesummitwillexploreinnovativeconstruction methodsandhowtheuseofcutting-edge technology,software,roboticsandAIpromisesto speedupconstruction,reducecostsandminimise environmentalimpact;newownershipmodelssuch asco-housingandsharedequityschemes;and streamlinedregulationsaimingtosimplify approvalprocessesfornewhousingprojects. Bybringingtogetherpolicymakers,developers andindustryleaders,thesummitwillfacilitatea dialogueoncreatingamoreefficientregulatory framework.ABCICentralpanelwillalsodiscuss changes,risksandopportunitiesinthe NewZealandconstructionmarket.
TheFutureofHousingSummitatBuildNZ promisestobringtogetherthebrightestminds andboldestideastoensureNewZealand’s housingneedsaremetforgenerationstocome. Whetheryou’reanarchitect,developer,investor,or policymaker,thissummitisanunmissable opportunitytobepartofthesolution.
WALLIEASKEW MEMORIALWORKSKILLSCOMPETITION
BUILDSKILLS.BOOSTCAREERS.CELEBRATEEXCELLENCE.
Encourageyourapprenticestostepupandshineinthe2025WallieAskewMemorialWorkskills Competition–astandouteventintheHVAC&Rcalendar.
Byenteringyourapprentice,you’renotjustsupportingtheirgrowth– you’reinvestinginthe futureoftheindustry.Mentoranddevelopemergingtalent,givebacktotheindustrythrough trainingandsupport,andshowcaseyourbusinessasaleaderintheHVAC&Rsector.
ENCOURAGEYOURAPPRENTICES TOENTER!
✓ Buildskillstofast-tracktheircareer
✓ Boostconfidenceandrecognitionasa valuedapprentice
✓ Connectwithindustryleadersandlikemindedpeers
✓ Gettinginvolvedincompetitionsismore thanjustachallenge—it'sanopportunity forgrowth,exposure,andsteppingupinthe HVAC&Rindustry.
Giveyourapprenticesthechancetoshine!
WHAT’SINITFORYOUASAN EMPLOYER?
✓ Recognitionasasupportiveandforwardthinkingemployer
✓ Connectandnetworkwithindustry leaders
✓ Attractnewtalentbyshowcasingyour investmentinpeople
✓ Boostyourbrandbysupportingatop apprentice
Backingyourapprenticeisn’tjustgood forthem—it’sawinforyourbusiness,your team,andthefutureoftheHVAC&R industry.
APPRENTICES, ENTERNOW
REGIONAL CHALLENGES
August2nd
ChillexGroup, Auckland
August9th
Steelfort, PalmerstonNorth
August16th
GavinLoweEnergy, Christchurch
Thetoptwofinishersineach regionalchallengebattle itoutintheFinalCompetition.
HOWTO ENTER
PREVIOUS FINALISTS
EntriescloseJune30.
Thecompetitionopenswithregionalchallengesin AugustandconcludeswiththeFinalCompetition inOctober.
MEMBERINSIDER
WHAT’SON
MAY28–29th
HVAC&RSOUTH2025
WHERE:WOLFBROOKARENA,CHRISTCHURCH
Forthefirsttime,thisdedicatedHVAC&R hubatSouthMACHwillshowcasethelatest developmentsinourindustry.Theeventisexpected toattract2,000industryprofessionals.
MAY28th
NETWORKINGEVENTATHVAC&RSOUTH
WHERE:WOLFBROOKARENA,CHRISTCHURCH
JoinusinMayforanexcitingnetworkingeventto catchupwithfamiliarfaces,makenewcontactsand enjoyagreateveningofconversation.Light refreshmentswillbeprovided.
JULY15–16th
HVAC&RHUB2025
WHERE:AUCKLANDSHOWGROUNDS,EPSOM Showcaseyourcompany’sexpertise,attend workshops,seminarsanddemonstrations,and engagewithpeersandkeydecision-makersin ourindustry.
AROUNDTHEINDUSTRY
Builtforextremeconditions
1 3 4 2
Thistwo-metreadjustablepitchaxialfanfrom Fantechisdesignedforalargeevaporative above-groundcoolingsysteminaminingoperation.
Engineeredtoendurehumid,dustyenvironments, itfeaturesapowerful110kWmotorwithIP66 tropic-proofedwindingsandinsulatedbearings withbrushedearthforaddeddurability.
20-yearworkanniversary
Nicki’s20-yearworkanniversaryisnotonetobe takenlightly,because,truthbetold,she’sbeenpart oftheAirlabstorysincetheverybeginningback whenitwasknownasProjectServices.
Ourwiththeold,inwith thenew
ChillexGroupwasrecentlyoutinthefieldreplacing failedRFunitswithNZCraneslendingtheirhandfor flawlesslift.
Deliveringinfrastructure developmentprojects
Thegovernmenthaslaunchedanewwebsite–permanent‘fast-track’approvalsregimeforarange ofinfrastructure,housinganddevelopmentprojects withsignificantregionalornationalbenefit.
Learnmorehere.
HelpingtheKiwipopulation
Fouryearsonfromtheirfirstworkingbee, 22Degreescontinuestodealtopestsandrodents inthebush.TheysupportTCKCwithdonations andannualworkingbeestohelplaynewtraplines andclearovergrowntracks.Thisyearwithlots ofhands-ondeck,theysplitintothreeteamsto install31newAT220traps(autoresetsmarttraps catchingrats,possumsandstoats)inrecordtime!
McAlpineHussmannat FoodstuffsExpo
McAlpineHussmannreceivedvaluableand encouragingfeedbackonitsnewrangeofPSeries refrigerateddisplaycabinetsandtailoredTCO2 solutionstocaterforallprojectsizes.Theyalso soldmanyH2TcabinetsandtheirnewHussmann integralrange.
CoffeedayatHVACDepot
HVACDepothadagreatstarttotheirdaywitha catch-upovercoffee.It’salwaysagreatwayto connectandkeepthingsmoving!
Cuddonsitevisit
PrimeMinisterChristopherLuxonandlocalMP StuartSmithrecentlytouredtheCuddonFreeze DryworkshopsinBlenheim,NewZealand.
“ItwasfantastictoshowthePrimeMinstersome ofourfreezedrytechnologydesignedandbuiltright hereinBlenheim,NewZealand.Hewasparticularly interestedinthediverseapplicationsthatfreeze drycanbeappliedtoandthenumberofcompanies aroundtheglobethatareusingourtechnology.”
PROJECTSNAPSHOT
Ashowcaseofrecentprojectsbyourindustrymembers.
HeatwaveMechanicalhasbeenworkingonan importantupgradeatStarshipChildren’sHospital, involvingvariousair-handlingunits(AHUs).The goalistoimproveresilienceandreplaceolder unitswithnew,high-specsystemsfortheclinical wardsandoperatingtheatres.
Thisprojectcomeswithsomechallenges. ThefirstwastransportingthenewAHUstothe roofofStarshipHospitalwithoutdisrupting hospitaloperations,whichinvolvedahelicopterlift –withmoretofollow.Anotherkeychallengehas beenensuringthathospitaloperationscontinue smoothlythroughouttheupgrade.Thisrequires usingtemporaryAHUsandfollowingacarefully plannedsequenceofworktoreplacetheAHUsand fanswhileminimisingdisruption,allwhileworking withinthelimitedspaceoftheplantrooms.
Recently,A-GasRapidRecoverypartneredwith EquansNewZealandtocompleteasupermarket refrigerantrecoveryprojectinMeadowlands.Inthe firstoftwostages,370kgofhighglobalwarming potentialrefrigerantwasremovedfromtwo decommissionedrefrigerationsystems.
Despiteheavyrainthroughouttheday,the teamworkedsafelyandefficiently,responsibly managingtheequivalentof675.25tonnesofCO2e andhelpingthesupermarketstayontrackwithits systemupgradeschedule.
REFRIGERANT RECOVERYPROJECT
HEATWAVEREACHES NEWHEIGHTS
SkyCity’srestaurantproductionfacilityrecently underwentamajorrefurbishment.FONKONZ designedandbuiltstate-of-the-artcoldrooms andblastchiller/freezersusingtranscriticalCO2 technology,ensuringenergyefficiency,aminimal carbonfootprint,andafuture-proofeddesign.
NMEGrouphasbeenhardatworkwithitslatest projectat61MolesworthStreet,Wellington.
Theteamisensuringallprotocolsarefollowedto keepsitesafe,withtheprojectrunningsmoothly thankstoLTMcGuinness.
Aguidetoseismic non-structuralelements forbuildingservices
PrashantPatelshareshisknowledgeinachievingNSEforbuildings inNewZealand.
WordsbyPrashantPatel,M.IRHACE
ThestructureofanybuildinginNewZealandis governedbytheBuildingActandNZBuildingCode B1–Structure.WehaveourownNZStandard 1170–StructuralDesignActions,particularlypart 5:2004whichoutlinestheEarthquakeActions–NewZealand.Themainreasontorefertothese standardsistodeterminetheUltimateLimitState (Eu)andServiceabilityLimitState(Es).
Whentouchingonthenon-seismicelements(NSE) ofastructuresystem,itfallsunderNZS4219:2009 –SeismicPerformanceofEngineeringSystemsin Buildings.Thisstandardisforspecificdesignof theNSEofthestructureelements.However,it doesn’tcoveralltypesoffireandmechanical services.Suchasbutnotlimitedto:
1.FireSprinklerSystem
2.SuspendedCeilings
ThisstandardisfreelyavailableontheStandards NewZealandwebsite.Istronglyrecommendall servicecontractorstoreadthroughthisstandard asitprovidessomegreatexamplesandthresholds regardingseismicbracings.
Thesearejustsomeoftheexamplesandthey havetheirownstandardstocomplywiththeNZBC B1andtheNSEofanystructureinNewZealand.
AsperNZS4219:2009,therearetwopathwaysto achieveNSEforanytypeofbuilding,
1.SPECIFICDESIGNMETHOD
Suchdesignsaredraftedbyexperiencedstructural engineerssuchasCPEngasmostofthemfall undereitherASorVMoftheNZBCB1.Thesetypes ofdesigncouldhavegenericapproachesonthe NSEcomponentsfromtheexperienceofthe registeredengineer.
2.NON-SPECIFICDESIGNMETHOD
SuchdesignscouldbedonebyNSEspecialists aswellasbythebuildingservicesengineerssuch asMechanicalEngineerorFireEngineer.Mostof theNSEdesignsouttherearedonethisway, determiningthedifferentparametersofthebuilding andfinallycalculatingtherequiredrestraintforces foralloftheNSEcomponentsinquestion.
GuidancehasbeenprovidedbyBRANZonthe responsibilitiesassociatedwiththeproducer statements.(Seetableonright.)
Consideringthetable,acontractororbuilding servicesengineerotherthanaStructureorSeismic NSEengineer,canalsosupplytheirowndesign alongwithProducerStatement1andcangeta CPEngseismicengineertoreviewandsupplya ProducerStatement2.Eachcontractormustissue theirownProducerStatement3fortheservices theyinstalledforanygivenproject.
NZS4219:2009outlinessomerulesofthumbs whenitcomestotheMechanicalServices.Some ofthemainonesareasfollows,
Rigidductwork,wherethehangerlengthfromthe topoftheducttothestructuralsupportexceeds
200mm,shallberestrainedagainstseismicforces determinedinaccordancewiththisStandard.
Flexibleductworkgreaterthan1.5minlengthshall berestrainedinaccordancewiththisclause.
Ductingnotrequiringrestraintshallbeinstalled withaclearanceof150mmfromhangersand bracesforsuspendedceilingsystemsorother adjacentsuspendedcomponents.
Suspendedcomponentsthatareinstalledinline withtheductsystemandhaveanoperatingweight greaterthan10kg,suchasfans,heatexchangers andhumidifiers,shallbesupportedandlaterally bracedindependentlyoftheductsystem.
Registersandgrillesshallhavepositivefixings totheducting.Ductingbetweenceilingmounted grillesandrigidlymountedductingshallbeflexible, ormovementprovisionprovided.Dampers,louvres anddiffusersshallbepositivelyattachedtothe ductwithmechanicalfasteners.Ducttapeshall notbeusedtoprovidemechanicalfixingor seismicresistance.
MostoftheseismicNSEengineerstakeupto 10daystosupplythefinalProducerStatement 4aswellasupto3-4weeknoticeforthesite inspection.So,pleaseplanaheadforthisworkto avoidthepressureattheprojectdeadlines.
buildeng.nz
DrivingEPSrecyclinginthe HVACindustry
Theinitiativeisdeliveredinpartnershipwith AbilitiesGroup,andhasbeendesignedasa customer-focusedcollectionprogramme.
“AtDaikin,reducingEPSwasteisimportanttoour corebusiness–we’recommittedtomaking positivechangesthatsupportKiwis,homeowners, andbusinesseswhilereducingourown environmentalimpact.”
properlyrecycled,ratherthanrelyingon businessestomanageitthemselves.”
Thepilotschemeiscurrentlyavailabletoaselect groupofAucklandcustomers,withthegoalto expandthisasdataiscollectedandtheprocess refinedtoensureascalableandeffectivelongtermsolutioncanbeoffered.
“Oncethepilotiscomplete,wewillcompileacase study,sharingvaluabledataandinsightswiththe industry.Thiswillhelpussupportotherbusinesses ontheirownsustainabilityjourneysandinspire collectiveactionintheHVACandwider constructionsector.”
“Unliketraditionalschemesthatrequire businessestotransporttheirownwaste,we’re makingiteasierbyprovidingdedicatedcollection bagsandofferingapick-upserviceduringour scheduleddeliveries.Bydoingthis,we’re increasingtheamountofEPScapturedand DaikinhaslaunchedapilotEPSrecyclingschemewiththeaimtolead therecyclingofexpandedpolystyrene(EPS)inoursector.
Ifyou'reinterestedinlearningmore,reachouttoyourDaikin accountmanagerorDaikin’sin-houseSustainabilityteam.
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