Why Your Pond Needs an External Filter (And How to Choose One)
Your pond’s water clarity depends on choosing filtration that works outside the pond basin, keeping unsightly equipment hidden while delivering powerful mechanical and biological cleaning. External pond filters sit beside your water feature, processing gallons through specialized media chambers before returning crystal-clear water to your fish and plants.
Understanding which external filter matches your pond size saves you from costly mistakes and murky disappointments. A 1,000-gallon koi pond needs different filtration capacity than a 200-gallon water garden, and the wrong choice means constant maintenance headaches or …










