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Case Studies: Office

 Active HEPA+

Location:
Commercial Office Space

  • Product : Active HEPA+
  • Technologies: PCO/BPI/HEPA/ODOGard
  • Test time: 5 days total – measured in real time
  • Test space: 1240 sq.ft. commercial office
  • Test administrator: IAQS
  Results : >99.9% reduction airborne mold, bacteria, TVOC, and 99.9% reduction surface bacteria and odors

“It is my considered observation that over the duration of this study, with the expected environmental fluctuations that occurred in a real-time setting, this study indicates that Active HEPA+ coupled with a standard MERV 10 HVAC filter at minimal air turns per hour produces results that substantiate an overall high degree of efficacy. This high rate of efficacy was achieved within the first 24 hours of operation even at lower air turn rates. This would not be expected or typical.”

Ozone levels throughout the duration of the test remained below TLV guidance and below levels measured outdoors.


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TEST RESULTS:
NAME TYPE REDUCED
Mold Spores Airborne >99.90%
Mold Spores Surface 41.00%
Bacteria Counts Airborne >99.90%
Bacteria Counts Surface >99.90%
TVOC Airborne >99.90%
HCHO (fomaldehyde) Airborne >99.90%
PM 2.5/10.0 Airborne 85.50%
Respirable Particle Counts Airborne 80.00%
Odor Intensity Airborne >99.90%

 pureAir HVAC

pureAir HVAC In Duct Air Purification

Location:
Commercial Office Space

  • Product : pureAir HVAC
  • Technologies: PCO/BPI
  • Test time: 5 days total – real time measure
  • Test space: Office
  • Test administrator: IAQS

 95% Reduction Airborne Mold, Bacteria, TVOC, and 90% Reduction Surface Bacteria

“It is my considered observation that pureAir HVAC does provide a rapid and significant reduction of the typical contaminants tested. The levels achieved and maintained during this test were far below any known standard or established TLV. It is my considered opinion that this sustained condition would not be typical or possible without the continuous use of this product.” – Keith Roe, IAQS

Ozone levels throughout the duration of the test remained below TLV guidance and below levels measured outdoors.


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TEST RESULTS:
NAME TYPE REDUCED
Mold Spores Airborne >99.99%
Mold Spores Surface 50.00%
Bacteria Counts Airborne >95.00%
Bacteria Counts Surface 90.00%
TVOC Airborne >99.00%
HCHO (formaldehyde) Airborne >99.90%
PM 2.5/10.0 Airborne >61.00%
Respirable Particle Counts Airborne >62.00%

 pureAir HVAC (50% O3)

pureAir HVAC In Duct Air Purification

Location:
Commercial Office Space

  • Product : pureAir HVAC
  • Technologies: PCO/BPI/O3
  • Test time: 5 days total – real time measure
  • Test space: Office 1240 sq. ft.
  • Test administrator: IAQS

 Results: >99.9% reduction Airborne Mold and TVOC

“It is my considered observation that pureAir HVAC does provide a rapid and significant reduction of the typical contaminants tested.  The levels achieved were below any known standard or recommended TLV. In my considered opinion, the sustained condition would not be achievable without the continual use of the technology represented. “

– Keith Roe, IAQS

Ozone levels throughout the duration of the test remained below TLV guidance and below levels measured outdoors.


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TEST RESULTS:
NAME TYPE REDUCED
Mold Spores Airborne >99.99%
Mold Spores Surface 66.00%
Bacteria Counts Airborne NA (high RH)*
Bacteria Counts Surface 75.00%
TVOC Airborne >99.00%
HCHO (formaldehyde) Airborne >99.00%
PM 2.5/10.0 Airborne 50.00%
Respirable Particle Counts Airborne 43.00%

 pureAir HVAC ODOGard MERV 13

pureAir HVAC In Duct Air Purification

Location:
Commercial Office Space

  • Product : pureAir HVAC + treated filter
  • Technologies: PCO/BPI/ODOGard
  • Test time: 5 days total – measured in real time
  • Test space: 1240 sq.ft. commercial office
  • Test administrator: IAQS

 Results: >99.9% reduction Airborne Mold, Bacteria, TVOC, and Odor

“It is my considered observation that pureAir HVAC in combination with an ODOGard coated filter does provide a rapid and significant reduction of the typical air and surface contaminants tested.  In my considered opinion, the sustained condition would not be achievable without the continual use of the technology represented.“

– Keith Roe, IAQS

Ozone levels were 0 ppm throughout the duration of the test.


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TEST RESULTS:
NAME TYPE REDUCED
Mold Spores Airborne >99.94%
Bacteria Counts Airborne >99.99%
TVOC Airborne >99.99%
HCHO (formaldehyde) Airborne >99.99%
Odor Intensity Airborne >99.99%

750 Wall Mount & ODOGard Pre-filter

Greentech 750+ Wall Mount

Location:
Commercial Office Space

  • Product : 750 Wall Mount
  • Technologies: PCO/BPI/ODOGard
  • Test time: 5 days total – measured in real time
  • Test space: 1240 sq.ft. commercial office
  • Test administrator: IAQS

Results: >97.0% reduction surface mold and bacteria and 90.0% reduction airborne mold and TVOC

“It is my considered observation that Greentech 750 in combination with an ODOGard coated pre-filter does provide a significant reduction of the typical air and surface contaminants tested. ASHRAE provides guidance as to the use of supplemental air purification and disinfection equipment after increasing fresh air ventilation rate to a minimum of 6 air changes per hour and filtration levels to a MERV 13 level. This study was performed without those improvements. It is my considered opinion that if this unit was used within the current ASHRAE guidelines an even greater efficacy could be expected.” – Keith Roe, IAQS

Ozone levels were 0 ppm throughout the duration of the test


TEST RESULTS:
NAME TYPE REDUCED
Mold Spores Airborne 93.00%
Mold Spores Surface 97.00%
Bacteria Counts Airborne 63.00%
Bacteria Counts Surface 97.50%
TVOC Airborne 92.00%
HCHO (formaldehyde) Airborne 94.00%

 pureAir 3000+

Location:
Commercial Office Space

  • Product : pureAir 3000+
  • Technologies: PCO/ODOGard
  • Test time: 5 days total – measured in real time
  • Test space: Commercial office
  • Test administrator: IAQS

Results: >90.0% reduction RPC

“The sustained significant reduction of PM contaminants in the test area would not be expected or typical. This would demonstrate the effectiveness of the active passive technology provided by the Greentech unit. These lowered results were not exhibited in the indoor control area readings without the equipment.” – Keith Roe, IAQS

There was no detectable level of ozone.


TEST RESULTS:
NAME TYPE REDUCED
PM 2.5/10.0 Airborne 64.00%
Respirable Body Counts Airborne 90.00%

 pureAir 3000+

Location:
Nail Salon Commercial Office Space

  • Product : pureAir 3000+
  • Technologies: PCO/ODOGard
  • Test time: 5 days total – measured in real time
  • Test space: 1200^2ft. nail salon
  • Test administrator: IAQS

Results : 83% reduction RPC and 60% reduction TVOC

“Nail salons are a harsh indoor air environment, with contaminants continuously being introduced. Both qualitatively and quantitatively, there was a measurable and significant decrease in all air pollutants monitored as well as the presence of odors. The ongoing source of air pollutants was ever changing and fluctuating in intensity, but the decreases that were reported were during the working day when they collectively were at their peak.” – Keith Roe, IAQS

There was no detectable level of ozone.


TEST RESULTS:
NAME TYPE REDUCED
TVOC Airborne 60.00%
HCHO (formaldehyde) Airborne 57.00%
Respirable Particle Counts Airborne 83.00%
PM 2.5 Airborne 68.00%
PM 10.0 Airborne 78.00%

 pureAir 3000 Classic

Greentech pureAir 3000 Classic

Location:
Commercial Office Space

  • Product : pureAir 3000 Classic
  • Technologies: PCO/BPI/ODOGard
  • Test time: 5 days total – measured in real time
  • Test space: Commercial office
  • Test administrator: IAQS

Results : 99.98% inactivation of SARS-CoV-2

“The areas tested within this commercial building were found to have a very acceptable Indoor air quality as compared to most testing projects performed. However, it was my findings, that the Respirable Particle Counts, PM2.5/10.0 and mold spores were significantly reduced even further in the highlighted areas. It would be my considered opinion that this additional reduction would not be expected or typical without the use of the Greentech Technology.
– Keith Roe, IAQS

There was no detectable level of ozone.


1250 Wall Mount

Location:
Commercial Office Space

  • Product : 1250 wall mount
  • Technologies: PCO/BPI/O3
  • Test time: 5 days total – measured in real time
  • Test space: Commercial office
  • Test administrator: IAQS

Results : 71.0% reduction RPC

“The areas tested within this commercial building were found to have a very acceptable Indoor air quality as compared to most testing projects performed. However, it was my findings, that the Respirable Particle Counts, PM2.5/10.0 and mold spores were significantly reduced even further in the highlighted areas. It would be my considered opinion that this additional reduction would not be expected or typical without the use of the Greentech Technology.”

– Keith Roe, IAQS

There was no detectable level of ozone.


TEST RESULTS:
NAME TYPE REDUCED
Respirable Body Counts Airborne 71.00%