how can i build a small carbon filter

ElFumadorSmoke3C

New Member

• Aug 24, 2013

• #1

Im new to indoor growing and need some help on how i would go about building a small carbon filter for a 2x2x3 homemade grow box

 

bass1014

Well-Known Member

• Aug 24, 2013

• #2

fabric and add charcoal insert in duct wala charcoal filter

 

J

jjfw

Well-Known Member

• Aug 24, 2013

• #3

Do it yourself, sub forum.