Thermador CHFHMDW30 Replacement Charcoal/Carbon Filters: Black

For ventilation that uses recirculation kit RECHMDW30.

Efficiently neutralizes odors in your kitchen so that cooking aromas and fumes don't linger while you are cooking.

Carbon filters should be replaced when they are noticeably dirty or discolored (usually every 4 to 6 months, depending on usage).