Looking for something weird.

Blue_Focus

Well-Known Member
I'm looking for something like a check valve for 4" exhaust pipe.

I want to exhaust the air in my tent to the outside, But it's winter here and I don't want any cold air coming back into the tent.

Even with my carbon filter my allergies are going nuts.
 

altaran

Well-Known Member
I'm looking for something like a check valve for 4" exhaust pipe.

I want to exhaust the air in my tent to the outside, But it's winter here and I don't want any cold air coming back into the tent.

Even with my carbon filter my allergies are going nuts.
I was so wondering this same thing today..... You asked the question I was wondering.. lol
 
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