Aquarium Skimmer 12/16 hoose + 16/22 adapter by MrDjrmx - Thingiverse

Aquarium / Fish Tank Pipework / Pipes Ornament Parts - Steampunk

Eheim Skim 350 surface skimmer fish guard by shell42b - Thingiverse

Protein skimmers for aquariums, marine aquariums & reeftanks

Skimmer for mini aquarium by maheshsrao - Thingiverse

tau skimmer 3D Models to Print - yeggi

Things tagged with Aquarium filter - Thingiverse

skimmer silencer 3D Models to Print - yeggi

eheim skimmer 3D Models to Print - yeggi

M58 to 32 & 38mm Pool Coupling by Fedex1000 - Thingiverse

EheimSkimmer by erdna1281 - Thingiverse