b'CIRCULAR ECONOMYintegrity of what our customers expect as we [develop] theclients attendent, alors que nous dveloppons la membrane next-generation membrane. de la prochaine gnration. Recycling materials that are reaching that end-of-life stageLe recyclage des matriaux qui arrivent en fin de vie pose currentlypresentschallenges.Thetaskofgatheringandactuellement des problmes.La collecte et le traitement processing is difficult because there can be a lot of differentsont des dfis en raison dune varit de dbris et de matriaux wastes and a lot of different materials combined together in themlangs lors des dmolitions, explique M. Rafter. Il peut tre demolition phase, details Rafter, and there can be challengesdifficile dimpliquer toutes les parties prenantes - entrepre-in trying to engage all stakeholders within the value chain neurs, trieurs de dchets, recycleurs et fabricants de bardeaux thecontractors,wastesortersandprocessors,andshingle- pour identifier comment augmenter le recyclage et rduire manufacturersso that there is alignment to identify potentialles dchets. paths to increase recycling and reduce waste. Bien entendu, le dveloppement technologique se poursuit. Of course, technology development is ongoing to expandIKOIndustriesdisposedunelignederecyclagedansson opportunitiesinthisarea.IKOIndustrieshasarecyclingusine de fabrication de bardeauxHawkesbury, en Ontario. line at its shingle manufacturing plant in Hawkesbury, Ont.,Lentreprise concasse et traite les matriaux de rebut issus where the company crushes and processes waste material fromde ses processus de production afin quils puissent tre rin-its production processes so that it can be reintegrated backtgrs. M. Rafter note galement :La cl est de continuer into the production system. Rafter also notes, The key is todvelopperlinfrastructurepourquelconomiecirculaire continue developing the infrastructure to make the circularse ralise. economy happen, which includes transporting materials and Notre inventaire des missions de gazeffet de serre making sure that the recyclers can handle them.a rvl que 83 % des effluents de Soprema provenait des Wehaveactuallyidentifiedfromourgreenhousegasmatriaux bruts, y compris le transport, et nous sommes dter-emissioninventorythat83percentofSopremasactivityminsfaire baisser ce chiffre , explique Jean-Franois Ct, comes from raw materials, including transportation, and weredirecteur des normes et des affaires scientifiques de Soprema. committed to having this come down, explains Jean-Franois Le deuxime pourcentage le plus important provient de la Cote,directorofstandards&scientificaffairsatSoprema.fin de vie de nos produits. Nous savons quen travaillant sur le The next largest percentage comes from the end of life of ourrecyclage, cela va avoir un impactla fois sur le front-end et products. We know that by working on recycling, it is goingsur les matriaux entrants. Si nous utilisons plus de matriaux to have an impact on both the front end and the incomingrecycls, cela signifie moins dmissionslentre, et si nous raw materials. If we use more recycled materials, that meanspouvonstrouverdesmoyensderecyclerlesproduitsque fewer emissions in the input, and if we can find ways to recyclenous vendonsla fin de leur dure de vie utile, cela profitera products that we sell at the end of their service life, it willgalementla fin. benefit the tail end as well. M. Ct fait remarquer que lun des plus grands dfis de Cote notes that one of the biggest challenges in the roofinglindustrie des couvertures consistedterminer comment industry is figuring out how different materials can be separatedsparer les diffrents matriaux sur le chantier lors de leur on the jobsite when they are being dismantled. If the industrydmontage :Si lindustrie continue dutiliser des assemblages continues to put down roofing assemblies with all materialsde toits o tous les matriaux sont entirement colls et troi-being entirely adhered and intimately bonded to one another,tement lis, cela rend encore plus difficile leur dmantlement it makes it even more difficult to dismantle at the end of life.en fin de vie. Un objectif majeur est de penser avant dinstaller, Thinking ahead at the time of installationto install thosepour intgrer ces toitures de manirefaciliter le dmontage roofing assemblies in a way that allows easier dismantling andet la sparation des diffrents composants. separation of the different componentsis a real goal.cette fin, M. Ct cite un projet pilote de Soprema quil To that end, Cote cites a Soprema pilot project that he simplyappelle simplement des recycleurs :Ce sont des machines calls recyclers. These are machines that can take entire roofqui peuvent prendre des membranes de toit entires prove-membranes from the dismantling of roofing jobs and breaknantdudmantlementdestravauxdecouvertureetles them down into different pieces and components, so we candcomposer, de sorte que nous pouvons extraire le bitume extract the bitumen or the asphaltic portion of the modifiedou la partie asphaltique et les rintgrer dans notre processus. bituminous membranes that are installed and reintegrate themPour linstant, nous nen sommes quau stade de lessai, et into our process. Right now, were only at the pilot stage, andnous navons pas de chantier officiel au Canada pour le faire. we dont have a formal site in Canada to do that. So were justNous essayons donc de ltendre pour nous assurer que le trying to scale it up to make sure that it works. concept fonctionne. Jeff Small, vice president of procurement at Flynn Canada,Jeff Small, vice-prsident charg des achats chez Flynn agrees that the make-up of roofing systems is a major stumblingCanada,reconnatquelacompositiondessystmesde block. As an industry, we need to take a look at the individualcouvertureconstitueunobstaclemajeur.Ilestcrucial assemblies one at a time and identify the methodology. Thedexaminer chaque assemblage individuellement afin diden-first place we have started taking a look at is inverted andtifierlesmthodologiesoptimales.Nousavonscommenc ballasted systems because of the lack of adhesive and fastenerspar tudier les systmes inverss et ballasts, en raison de in the assemblies. So thats kind of the low-lying fruit. But thenlabsence dadhsifs et de fixations. Cest la premire tape 30 ROOFING CANADA FALL/WINTER 2024'