Dophin · Surface skimmer
SK200 Surface Skimmer
- Tank size
- up to 30 L
A small planted tank with a surface film problem that has no skimmer on the filter intake.

Juwel · Surface skimmer
A powered surface skimmer that pulls the oily film off the water surface. It clips straight onto a Juwel internal filter, sending the skimmed water into it, or mounts with suction cups in other glass tanks. A float keeps the inlet at the waterline as levels drop.
Updated
Planted tanks, especially CO2 injected ones, that build up surface film.
It sits inside the tank, so it adds another bit of kit to hide.
| Model | Flow | Power |
|---|---|---|
| EccoSkim33847 | 300 L/h | 4.4 W |
Figures from Charterhouse Aquatics's product listing. Makers revise products, so check the current figures before buying. Photos supplied by the brand or its distributor.
Dophin · Surface skimmer
A small planted tank with a surface film problem that has no skimmer on the filter intake.
Eheim · Surface skimmer
Planted tanks up to 350 litres that get a stubborn protein film on the surface, which is common with CO2 and heavy feeding.
SunSun · Surface skimmer
Planted tanks with surface film that blocks gas exchange and light.
UNS · Surface skimmer
CO2-injected planted tanks that keep getting a protein film on the surface.
Quick answers about the Juwel EccoSkim, drawn from its specs.
Planted tanks, especially CO2 injected ones, that build up surface film.
It sits inside the tank, so it adds another bit of kit to hide.
Other lily pipes & skimmers worth comparing: Dophin SK200 Surface Skimmer, Eheim skim350, SunSun JY Surface Skimmer. Add any of them to the compare table to see the specs side by side.
Tap Compare on this page and on any other pipe or skimmer you are considering, then open the compare table. It lines up every published spec side by side and lets you pick the size of each product.