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Indoor Ventilation Assessment


Indoor Ventilation Assessment

reduce the risk of infection

Public health safety and pandemic prevention control has become one of the most concerned topics and not just in Hong Kong. Poor indoor ventilation can easily lead to the accumulation of pollutants such as dust, bacteria, and viruses, also increasing the risk of airborne transmission.

SGS is the world’s leading testing, inspection and certification company, we are proud to introduce our ventilation assessment which could reduce the risk of germs spread and relative risk of exposure to virus. Our professionals provide on-site ventilation system assessments in order to customize improvement work as well as the delivery rate of fresh outside air.

service at a glance

SGS indoor ventilation system assessment includes:

  1. Assessment on existing condition of indoor environment and ventilation system
  2. Inspection Report
  • Improvement recommendation
  • Indoor air quality

why sgs?

Local Expertise
Equipped skills you need for comprehensive  inspection of your system regardless of size or location

Increase Visitors Confidence 

Ensure the safety and comfort of indoor air quality in buildings, thereby improving the public’s air and environmental hygiene on the site confidence.

Order flow

1. Request A Quote

Complete the form to get an initial quote online

2. Confirm Quote

Confirm requirement, scope and schedule to finalize the quote

3. Arrange Payment

Arrange bank transfer payment and send record to us

4. Onsite Service

Conduct service based on committed schedule

5. Receive Report

Receive our audit report and certificate


The RCS and GRS are the same, except that the GRS being a more rigorous standard; in the GRS, there is a higher minimum content percentage (50%) and additional processing requirements that must be met (social, environmental, and chemical).

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Top search:
Prop 65