Polyfill in Ported Enclosure?

Tony Curnyn New member Username: Savonis Post Number: 9 Registered: Apr-04	Posted on Monday, June 14, 2004 - 17:43 GMT Is it necessary to put polyfill in a slot ported enclosure, and if so, how much? 1 lb/cuft?
Wahl Silver Member Username: Sploosh56 Post Number: 149 Registered: May-04	Posted on Monday, June 14, 2004 - 18:07 GMT All poly fill does in a ported enclosure is make the bass slightly deeper but it lowers efficiency of the box a little bit. 1lb/cuft is right.