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Book HVAC service in Rockland and Eastern Ontario

Reach out for emergency service, maintenance, repairs, replacements, new installations or commercial HVAC/R support.

24-hour service available.

Service area

D.C.V. Proulx serves residential and commercial customers throughout Clarence-Rockland, Cumberland, Orleans, Ottawa and Eastern Ontario.

  • 1608 Laurier Street, Rockland, ON
  • Main/service: 613-858-7014
  • Secondary: 613-446-0380
  • Fax: 613-446-7014
  • Email: service@dcvproulx.com

Before publishing

Two public email versions exist historically. The singular service@dcvproulx.com is listed here; confirm the active mailbox before final publication.

  • Ask about residential or commercial service
  • Request a maintenance visit or installation estimate
  • Natural gas and fuel-oil authorization are documented; do not advertise propane work without owner confirmation