Oxygen depletion.Even the best propane vent-free heaters draw the oxygen needed for burning propane from indoors. Without proper ventilation or any other means of delivering oxygen to the room the ventless propane heater is in, the levels of oxygen can fall too low. Breathing air with a too ...
Oxygen depletion.Even the best propane vent-free heaters draw the oxygen needed for burning propane from indoors. Without proper ventilation or any other means of delivering oxygen to the room the ventless propane heater is in, the levels of oxygen can fall too low. Breathing air with a too ...