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Commercial HVAC Cleaning

“Guarantee Air Duct Cleaning cleaned the HVAC system in our entire prison in a fraction of the time and at 1/3 the cost of the company we almost hired. The prison is saving tens of thousands of dollars in cooling costs per month because the systems run so much more efficiently after the cleaning.”

Daniel Miller, HVAC Lead Tech – Fresno Penitentiary | Fresno, California

Guarantee Air Duct Cleaning specializes in cleaning large HVAC duct systems in commercial buildings, specialized sanitizing application and dryer duct cleaning. Based in Bend, Oregon, Guarantee services commercial HVAC air duct systems in Oregon, Washington, California and Idaho.

Guarantee Air Duct Cleaning

  • is the most highly rated duct cleaning company in the region, based Central Oregon
  • has been in the industry for over 30 years
  • uses the most advanced and efficient air duct cleaning technology in the industry.
  • is certified by the National Air Duct Cleaner’s Association and Restoration Industry Association.

Our commercial clients include casinos throughout the Pacific Northwest, such as Blue Lake, Kla-Mo-Ya and Cher Ae Heights Casinos, Deschutes County, Warm Springs and Fresno, CA prisons, Bend Parks and Recreation, St. Charles Hospital, Bend-La Pine Schools, and more.

Proud members of:

Restoration Industry Association Logos

Our Commercial HVAC Duct Cleaning Services Include:

Dirty Air Duct Before And After

HVAC Air Duct System Cleaning

Our experienced, certified technicians will rid your commercial building’s HVAC system of dust, construction debris and trash, using the most advanced duct cleaning equipment in the industry.

A thorough cleaning can also return your HVAC system to peak operating condition, cutting your heating and cooling costs substantially.

Commercial Air Duct Cleaning

HVAC System Sanitization

Upon request, our team can apply a specialized, EPA-approved disinfectant solution directly to the duct walls, creating a clean, sanitary environment for the occupants. Learn how our sanitization process works.

Commercial Duct Cleaning Service Areas

Guarantee services commercial HVAC systems in Oregon, California, Washington and Idaho.

We charge no additional fee to travel out of state to service your commercial facility.

Call Today for a Free Quote or to Schedule

air duct cleaning service areas Pacific Northwest

Here's some of our recent commercial client testimonials:

“It was a pleasure working with David and his crew. They knocked the job out of the park, and I would be happy to recommend them to anyone in need of their services.” 

Jace Baldosser | General Manager | Blue Lake Casino

“Guarantee Air Duct Cleaning cleaned our entire HVAC system for Cher-Ae Heights Casino. They are quick, thorough, and did a great job. They did everything they said they would do, and I would recommend this company to anyone.”

Ryan Sundberg, General Manager – Cher-Ae Heights Casino | Trinidad, CA

“Having to coordinate with so many vendors, it’s refreshing to work with Guarantee Air Duct Cleaning. They are very accommodating, they always show up on time, their pricing is fair, and they do a great job. They’ve cleaned the HVAC systems in several of our buildings, we’ve noticed a substantial decrease in dust and particulate in the buildings, and the filters are staying much cleaner for considerably longer. We will absolutely continue to use them for all our HVAC duct cleaning needs.”
Brenda Gessner, Building Systems Coordinator – Oregon Deptartment of Transportation | Bend, Oregon
Guarantee Air Duct Cleaning does a great job cleaning the HVAC systems in the commercial buildings we manage, I recommend them highly.
Ben, Maintenance Manager – Bend Parks & Recreation District | Bend, Oregon