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Keep Omicron away from our students and staff – Replace the filters

To prevent and control coronavirus disease spreading in schools, Hong Kong government has announced the suspension of classes in kindergartens and primary schools from Friday through the Lunar New Year holiday. Suspension will not relieve the concerns of parents and students. Hundreds of thousands of students will head back to school after CNY holiday. They […]

Air Filter of Energy Recovery Ventilator

ENERGY RECOVERY VENTILATOR Due to COVID-19, people are more concerned with ventilation rate of air-conditioned area, such as 6 air changes per hour for restaurants.  Energy Recovery Ventilators (ERV) are increasingly installed at locations with high occupancy like schools to improve the Indoor Air Quality (IAQ) and to reduce the risk of spread of viruses […]