AllergyZone FilterLock - Seal Cover for 1” Furnace India

filter , located at the bottom of the sump It is a cylin der of gauze with slot ex- tending from one side , the opening being normally en closed

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filter slot cover Cover for cuvette slot for NANOCOLOR UVVIS II For perfect light protection in sensitive measurements

syndicate slot Note that there is no door that closes to cover the filter slot It's permanently open by design AFAIK Thanks More Pictures Filter