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Updated Fan Filter Unit HEPA-Filter Laminar Flow Hood 22.6x22.6 Inch for Class 100 / ISO 5 Cleanliness Clean Room/Mycology Work/Mushroom with Safety Lock (110V) : Amazon.co.uk: Home & Kitchen
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Cleanroom FFU HEPA Filter Box Fan Stainless Steel Frame FFU - China Plate-Type Air Filter, Dust Filter for Room | Made-in-China.com
Fan Ventilation Unit | Scope Cabinets, Cart Accessory | InnerSpace Healthcare
