Equipment - Filter
Brand: any
Age: any - as long as it works
Price or ballpark figure: advise
Shipping available? no
Description, incl condition of the item: I just need a small filter suitable for a 20 litre betta tank I have on the desk at work. Please let me know if you have one suitable, or know where I can get one. Prefer internal power filter with adjustable flow so the current isn't too strong.
Photos: not needed
thanks