I see you have 4 ducting but trust me you ' re definitely going to want to have thisAir 400 Inline 6 InchdpB 00 KWYJQYArefsr 14 ? ieUTF 8 qidtelsr 84 keywords 6 inchinlinefan , thankfully 6 ducting isn ' t to expensive . nbsbnoss 2 ? urlsearchalias % 3 Dapsfieldkeywords 6 inchducting Also buy t h e s e A irStainlessSteelClampsdpB 008 HV 5 WPWrefsr 14 ? ieUTF 8 qidtelsr 84 keywords 6 inchducting , so much easier than duct tape and these for managing the ductingBinderClipsLarge 72100 dpB 002 VD 6 BLGrefsr 18 ? ieUTF 8 qidtelsr 88 keywordsclips . B u n g eeCordsAssortmentPiecedpB 00 S 7 HKJ 1 Irefsr 14 ? shardwareieUTF 8 qidtelsr 14 keywordsbungeecords and P i e c esOfficeGarageWorkshopdpB 01 G 53 RGUWrefsr 12 ? ieUTF 8 qidtelsr 82 sponskeywordsziptiespsc 1 too for supporting the inline fan and filter , the inline fan at full power will vibrate very slightly and I feel that the bungee cords help minimize vibration . I usually use zip ties for managing cords but also as a precautionary measure , I have a few loosely secured zip ties on my inline fans just in case a bungee cord were to become unsecured which that has never happened thankfully but you can never be to safe .