4 ms·
It's an industrial HVAC system that has control systems to allow this (simply just changing damper settings)...but ours is also ~25 years old. Schools opening
by j_walter 6y ago
It's an industrial HVAC system that has control systems to allow this (simply just changing damper settings)...but ours is also ~25 years old. Schools opening windows would just be a low tech way of looking at how we change the damper settings.