I have pond with waterfall.

I need upto 2500 G/H pump



which pump is better?



http://www.lowes.com/lowes/lkn?actio...600&lpage=none


Smartpond
3600 GPH Waterfall Pond Pump

I already know this pump
this is broken very easy...





how about


http://www.drsfostersmith.com/produc...4&pcatid=14224


Mag-Drive Waterfall Pumps





http://www.drsfostersmith.com/produc...0&pcatid=15900



Laguna Skimmer Filter Pumps