Sound proof a vent without any noise?

ok heres the deal short a sweet my grandma is upstairs she can hear every word im saying through the vent shes very noisey id rather like my privicy for tonight i need a non loud home ways to block sound going to her air vent my vent thats connected to hers is in the ceiling btw
 

decibaldude

New member
stuff some tea shirts inside and a peiece of cardboard to cover the hole using some tape..If its screwed on unscrew it then stuff and cover.
 

Mark

Active member
remove the vent cover and jamb a bath towel into the vent tube.
then remove it tomorrow. So what if makes the vent non operable for a while.
it wont hurt anything., the bigger towel you stuff in it the more it will block the sound of ecstasy ;)
 
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