- Jan 17, 2012
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I HAVE A HOVABATOR 1602N. TODAY IS 21ST DAY, AND CHICKS ARE HATCHING. TEMP IS 99 AND HUMIDITY IS 67. DO I HAVE TO REMOVE THE RED VENT PLUGS OR DO I LEAVE IT IN? I'M AFRAID THAT HUMIDITY WILL DROP. ONLY 4 OUT OF 21 EGGS HAVE HATCHED SO FAR. DO THE CHICKS HAVE ENOUGH OXYGEN IF I DONT REMOVE THE VENT PLUGS??