Best protein skimmer for 20 gallon long tank?

[Minnesota_Fats]

IceCap K1-50 or K1-100 (coralvue.com)

I agree with this. It has the smallest footprint and plenty of skimming adjustment options. I have it on my mixed reef Innovative Marine 15-gallon AIO, and it's been really effective.

K1 Nano Protein Skimmer (10-30 Gallons) - IceCap

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[KenBabich]

Eshopps Mano Skimmer. That has small footprint to fit in AIO chamber. Worked well in my 20 gallon UNS tank

 

[JcK03]

+1 for the icecap k1 nano! I have one in my WB 20g AIO and love it ! After the breaking period (less than 1 week for mine) it's a workhorse !

 

[keithmeseroll]

What is the best protein skimmer for a FOWLR 20 gallon long tank that is not noisy or complicated to use?

Hang on back I'd go with bubble Magnus for all in one tanks I got a innovative marine