A simple retrofit can improve indoor air quality, comfort, health, mold, moldy odors, reduce maintenance with Demand Control Ventilation, HEPA filtration, building pressurization, improved humidity control, school, energy recovery ventilation by flat plate core ERV, www.portableclassrooms.net,
would like more information
renatatem 3 years ago
Good work. We need this in all of the classrooms.
renatatem 3 years ago