





Hôpital Honoré-Mercier
Custom and prefabricated chimneys for the emergency generator system.

Industrial and commercial chimneys, boiler and generator exhaust, grease ducts. From design to inspection.
Quality and service that build trust.
J.-R.-Marcotte pumping station · freestanding chimney

Industrial and commercial chimneys, prefabricated or custom, for boilers and generators.
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Sizing, draft calculations, shop drawings and coordination with building professionals.
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Process ventilation, exhaust air extraction, fresh air supply and dust collection.
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Grease ducts, hoods and exhaust for commercial kitchens, NFPA and CSA compliant.
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Custom fabrication, shop pre-assembly, work at height and full project management.
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Inspection of existing systems, chimney rehabilitation, preventive maintenance and emergency service.
Learn moreGeneral contractors, engineering firms and building owners trust us with their most demanding exhaust systems. Here is why.
Our president has been building exhaust systems for more than 30 years. CLC was founded in 2017 on that experience.
We distribute products from the industry’s leading manufacturers. So we recommend the one that fits your project, not one tied to a single brand.
Shop drawings, fabrication, installation, commissioning and maintenance: one point of contact for the whole life of the system.
Hospitals, data centres, critical infrastructure: where compliance and schedules leave no room for error.
RBQ licensed, CMMTQ member, installations compliant with NFPA and CSA standards.
When a system has to restart, we step in: inspection, rehabilitation, preventive maintenance and emergency service.






Custom and prefabricated chimneys for the emergency generator system.

Custom designed generator chimney.

Prefabricated chimney for the heating and energy recovery system.
Service areaBased in Mascouche, we deliver projects across Quebec
« We are very satisfied with the performance, the quality of the work and the professionalism of your team. Your after-sales service is impeccable: your availability, your responsiveness and the follow-up when needed were greatly appreciated. »
« Always available and involved, this young and dynamic team can meet the demands of any project, whatever the level of complexity. A reliable, committed partner you can count on with confidence! »
« When I entrust a mandate, I always expect the support of an expert able to deliver my projects. Les Cheminées CLC inc. is one of those experts who deliver their services with excellence. Skilled designers, careful modelling and planning of every project it undertakes, respect of schedules, the quality of the products it offers and a seasoned team of installers are some of the traits that define it well. Entrusting a project to Cheminées CLC means partnering with a reliable company, with a dynamic, involved and innovative management. How could I not recommend them? »
Send us your drawings and specs. Our team reviews your project and comes back to you with a quote.