Botanic Garden >> Gardening > >> Question and Answer >> Pond and Water Gardening

Building a Pond Filter: Buy, Don't Build

Kelvin plans a 9'x3'x2' pond and wants to build an internal filter with one pump. Tom recommends buying a commercial biofilter (search pondmarket.com) rather than building. He also advises using a liner over preform for longevity (20-year guarantee). Pump sizing calculators are available from suppliers.

Pond and Water Gardening: Troubleshooting a Newly Inherited Pond: Overflow, Black Water & Dead Filter; Green, Smelly Small Pond: Why Filters Fail and How to Fix It; Muddy Pond After Storm: Coagulant and Diversion; New 1000-Gallon Koi Pond: Filter Maintenance, pH, Vacation Feeding, and Adding Turtles/Frogs; Cleaning Pond Filter Media: Mud vs. Pond Gold; DIY Biological Filter for Small Pea-Soup Pond; Pump and Filter Setup for a Raised Deck Filter and Waterfall; Choosing an External Filter for a Whiskey Barrel Pond: Bird-Proofing and Debris Control; How to Build a Backyard Pond: Complete DIY Guide; Bloodworms in Pond Filter: Beneficial, Not Leeches

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