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Servicing the community since 1937

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Clow Darling is the largest complete mechanical service contractor in Northwestern Ontario specializing in plumbing, heating, cooling, boilers and piping for the industrial, commercial, and residential markets. Our services also include a mobile air conditioning and heating department.

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6 days ago

Clow Darling
Trust the professionals and call us for your HVAC needs (807)623-7485Thank you Thunder Bay for your vote! We are always striving to be the best for each of our valued customers.#thunderbay #winners #hvac #gasfitting #piping #clowdarling ... See MoreSee Less
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2 weeks ago

Clow Darling
The votes are in Thunder Bay...here are your 2024 winners for duct cleaning services! We appreciate all of our valuable customers very much. Thank you for your continued support!! #thunderbay #winners #ductcleaning #platnium #clowdarling ... See MoreSee Less
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2 weeks ago

Clow Darling
πŸ‡¨πŸ‡¦πŸ‡¨πŸ‡¦πŸ‡¨πŸ‡¦Wishing everyone a happy and safe Canada Day long weekend! πŸ‡¨πŸ‡¦ πŸ‡¨πŸ‡¦πŸ‡¨πŸ‡¦ ... See MoreSee Less
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