Guarantee Air Duct Cleaning

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Guarantee Air Duct Cleaning - Air Duct Cleaning/Decontamination
- Ozone Treatment (Disinfection and Odor Removal) David Hart, Owner of Guarantee Air Duct Cleaning Inc.

Established in 1998, Guarantee Duct Cleaning is well known in households and businesses throughout Central Oregon. We offer professional and highly trained specialists that can be trusted with all of your HVAC needs, from cleaning to disaster restoration to m**h decontamination. Let our experienced, professional Bend duct cleaning specialists come to your home or office and do what they know best - personalized, efficient cleaning completed to your satisfaction. You will be thrilled with the results and pleased by our courteous, timely service. is the former instructor to Oregon's largest duct cleaning company. With over 20 years of experience in the industry, David says "I will personally guarantee that you will be pleased with our services."

01/29/2026
We’re on The Big Island of Hawai’i for the 5th time in a year performing cleaning & decontamination of HVAC for mold. Go...
01/10/2026

We’re on The Big Island of Hawai’i for the 5th time in a year performing cleaning & decontamination of HVAC for mold. Got to visit with Greg from Puroclean out here- a solid professional at restoration- it’s an honor and a pleasure to work with him. We take care of the HVAC systems, he handles the rest- it’s a great relationship.

05/27/2025
At Microbial Warrior training at E3 Academy in Indianapolis, INHonored to be here alongside two of the most respected mi...
05/16/2025

At Microbial Warrior training at E3 Academy in Indianapolis, IN

Honored to be here alongside two of the most respected minds in the industry—Barry Costa and Dr. Mark Tucker—as we push the boundaries of professional cleaning, decontamination, and Forensic Restoration™.

On the left, David Hart—Scientific Advisor and HVAC Instructor for Microbial Warrior International. As the author of the HVAC guidelines for the Microbial Warrior course, David has shaped critical industry standards for HVAC decontamination. As the Founder and CEO of RamAir International, he has spent over 30 years pioneering advancements in the cleaning and restoration industry. As the creator of the Positive Duct Cleaning™ m**hod, his patented inventions—including the RamAir HVAC Duct Cleaning System and the OzoGen 22g Ultra High Output Ozone Generator—have revolutionized air duct cleaning and microbial decontamination practices worldwide. His expertise in Forensic Restoration™ and HVAC decontamination continues to set new industry benchmarks.

In the center, Barry Costa, a true industry legend with over 50 years of experience in carpet installation, cleaning, and restoration. A dedicated educator and technical expert, Barry is both an instructor and advisory board member for Microbial Warrior International, helping shape the future of forensic restoration training. Through his unparalleled knowledge and hands-on expertise, Barry has trained countless professionals across the globe, redefining best practices and standards in the industry.

On the right, Dr. Mark Tucker, a former Distinguished Member of the Technical Staff at Sandia National Laboratories, where he spent 35 years pioneering decontamination technologies. As the co-inventor of Sandia’s Decontamination Foam (DF-100) and the inventor of the enhanced DF-200 formulation, Dr. Tucker’s work has been instrumental in biological and chemical warfare decontamination, environmental remediation, and critical infrastructure recovery. His innovations are widely used by first responders, the military, and civilian industries worldwide. Dr. Tucker also serves as an advisor for Artemis Bio-Solutions, contributing his expertise to the development of advanced remediation and decontamination solutions.

This training is more than just education—it’s a mission to elevate industry standards, equip professionals with cutting-edge knowledge, and ensure that Forensic Restoration™ and microbial decontamination continue to evolve.
Proud to be part of this movement.

Guarantee Air Duct Cleaning cleaning a 7’ diameter return at a school in Redmond Oregon 
08/26/2024

Guarantee Air Duct Cleaning cleaning a 7’ diameter return at a school in Redmond Oregon 

Guarantee Air Duct Cleaning in Bend Oregon, cleaning the return ducts in a school, using the RamAir system.

01/18/2024

We bring you episode 7 of Trade Talks: Unlocking The Experience with special guest David Hart, founder and CEO of RamAir International.

SNIPS is the third journal to publish what is being called "the most impactful paper written on the HVAC cleaning indust...
12/28/2023

SNIPS is the third journal to publish what is being called "the most impactful paper written on the HVAC cleaning industry in the past decade."

In this whitepaper, we investigate the pressure and airflow tolerances of flex ducting as it pertains to air duct cleaning.

If you’re even remotely considering getting your ducts cleaned by a company that uses the negative air m**hod, check out...
12/15/2023

If you’re even remotely considering getting your ducts cleaned by a company that uses the negative air m**hod, check out this paper that was published this week, it’s about a 2 minute read:

In this whitepaper, we investigate the pressure and airflow tolerances of flex ducting as it pertains to air duct cleaning.

Potentially the biggest revelation in the history of the air duct cleaning industry was just published:
12/13/2023

Potentially the biggest revelation in the history of the air duct cleaning industry was just published:

Three industry experts have released a white paper that investigates the effect of negative air duct pressure on flex ducting.

Address

62971 Plateau Drive Suite 400
Bend, OR
97701

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm

Telephone

+15413892211

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