: Vifa speakers are often covered in Kvadrat textile . Use a lint roller or a damp, lint-free cloth to dab away stains. Never use a vacuum cleaner on the grille, as the suction can pull and damage the delicate woofer diaphragms underneath.

For further details, you can find official documentation on the Vifa Manuals & Documents page or check specialized DIY guides like those on Leach Legacy .

: Ensures the woofer volume matches the tweeter (e.g., ~90dB).

: Ensure the mounting hole is slightly larger than the driver’s outer diameter (e.g., 170mm for a 6.5" driver) to allow a flush fit.

: Determines how deep the bass can go (e.g., 37Hz - 80Hz).

If you own a finished speaker system (Copenhagen, Stockholm, etc.), follow these care instructions to protect the woofer units: