B Blze$17 Well-Known Member Jan 9, 2011 #1 was looking at their 4inch carbon filters to put on my 4inch hydrofarm active air inline..was wondering if anybody ever purchased a htg supply carbon filter before and if so would your reccomend?
was looking at their 4inch carbon filters to put on my 4inch hydrofarm active air inline..was wondering if anybody ever purchased a htg supply carbon filter before and if so would your reccomend?
