wall mounted ac unit

[VolcanicDirt88]

does a wall mounted air conditioner unit produce enough fresh air for my grow

 

[wantaknow]

if its not on recycle ,this feature is used with co2 enrichment,

 

[VolcanicDirt88]

12000 btus room dimensions 12x10x9

 

[VolcanicDirt88]

how do i know if its on recycle sorry for the dumb question