Disposable/bio-degradable pre-filter that stops up to 98% of airborne grease from entering the kitchen hood ventilation system.
Dimension: 450H x 550W (mm) / 18 x 22 (inches)
SHEPHERD FILTERS are pure wool filter media (no synthetics) that change colour with use, letting you know when it's time to change.
Used in conjunction with the SHEPHERD FILTERS patented frame.