Information Request Form for Snorkeling or Scuba Diving Activities. This form should be completed by the IU project / activity leader no less than 30 days prior to planned. scuba diving or snorkeling activities. The IU Diving Control Boardâs designee, the Diving Safety Officer. (DSO), will receive and review all scuba diving and snorkeling requests.
Pressure-cycled ventilation. This form of mechanical ventilation includes pressure control ventilation (PCV), pressure support ventilation (PSV), and several noninvasive modalities applied via a tight-fitting face mask. In all of these modalities, the ventilator delivers a set inspiratory pressure.
A vent damper is an automatic devise that shuts off the flue pipe when the burner is not running. A vent damper has no effect on the running efficiency of the appliance. It only saves off-cycle losses of heated air. Therefore, if the appliance is in an unheated space, there is no benefit to a vent damper. A vent damper can achieve up to 10% annual fuel savings.