Tunze Skimmer cup Holiday for DOC Skimmer 9004 (9004.145)

for DOC Skimmer 9004, with appropriate hose connection and 2 m (78.7") silicone hose. Provides the accumulation of significantly larger quantities of foam, e.g. in a bucket, cup or directly into the drain. For aquariums during holiday/vacation, for professional systems, larger aquariums, etc.