Canister filters aren't cheap in general, but power filters aren't expensive at all. Look at the prices in places such as petsolutions.com or bigalsonline.com - Aqua Clear and Emperior filters are priced quite cheap considering the amount of filtration they are capable of providing.asdf said:Well the if an UFG is bad and canister filters are overpriced and power filters MEdia is pricey then wat filtetr do u recomend for a Sand Tank?