paper and foam are fine. modern cone material and surround material is largely irrevant in relation to longevity or quality of sound. It's a cosmetic conern alone.
yes the Klipsch RW-12D will generate port noise at its limits. Point being that its limits are higher and frequency response flatter than other subs for $300.
yes the Klipsch RW-12D will generate port noise at its limits. Point being that its limits are higher and frequency response flatter than other subs for $300.










