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  TORONTO -- The Public Health Agency of Canada (PHAC) has updated guidelines on at-home ventilation during the pandemic, encouraging the use of high-efficiency central air filters and opening windows while urging caution when it comes to ceiling fans and portable air purifiers. In an update Monday, the agency encourages the use of central air filters with higher Minimum Efficiency Reporting Values (MERV). Filters with higher MERV values have a greater ability to capture particles and can reduce the amount of small particles in the air, the PHAC said.​ Setting the HVAC system to the...

Tucson Unified School District reaffirmed their plan Thursday to open schools the week of March 22, which is in compliance with Gov. Doug Ducey’s Executive Order released Wednesday, said TUSD

With 2,276 new cases reported today, the total number of Arizona’s confirmed novel coronavirus cases topped 823,000 as of Friday, March 5, according to the Arizona Department of Health Services.

The district plans to welcome students from kindergarten through eighth grade back to school beginning Monday. High school students will return to school beginning Jan. 19. Students will return in a hybrid model, with younger students attending school in-person for half-days five days a week, while high school students would be in-person two full days a week. Some buildings and rooms did not have the capacity for the MERV 13 filters, Larson-Shidler said. Some frames at Groves and Seaholm high schools would not fit the filters, so instead, the district installed ultraviolet lights instead, whi...

Higher-rated filters, necessary for in-person learning, arrive at Las Cruces schools From Staff Reports, Las Cruces Sun-News © Nathan J Fish/Sun-News Children pile into a school bus at Alameda Elementary School in Las Cruces on Thursday, Aug. 8, 2019. LAS CRUCES - A truck carrying a partial shipment of 6,300 top-rated air filters arrived at the Las Cruces Public Schools warehouse on Wednesday. The MERV 13 filters are required to be in place at all New Mexico public school districts before students can return to in-person learning under the hybrid model.   “The majo...