Backyard ponds seem to be an integral part of landscaping these days. Does your large pond need a big filter? Don't go spending all your money on a ready-made system when you can DIY this large pond filter for an affordable price.
DIY BEST DESIGN FOR A KOI POND FILTER PART 1 - YouTube
Have you got murky pond water that looks like pea soup? This simple method can clear a small pond (under gallons in just a few hours. See what thousands of pond owners have used to get their water sparkling clear once again.