This measure will potentially maximize Electricity expenditures. Utilization of an Electrical power recovery ventilator (ERV) can reduce the prospective Electricity and system implications of improved out of doors air. intermittent obligatory ventilation, synchronized (SIMV) optimistic force ventilation wherein the patient breathes spontaneously though the ventilator provides a benefi... https://sites.google.com/view/ilmanvaihdonopas/