McKinstry bills itself as a full-service “design-build-operate-and-maintain” contractor. 

Spokane, Wash. state-based mechanical contractor McKinstry now offers draining cleaning.

The service includes drain inspection using a fiber-optic camera, backflow testing and repairs.

McKinstry bills itself as a full-service “design-build-operate-and-maintain” contractor, and has offered HVAC, piping, plumbing and commissioning services in the Pacific Northwest for 50 years.