HBV-21 Koi Pond Filter with Koi fish backdrop
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex
HBV-21 Koi Pond Filter HydroBead Vortex

Russell Professional Pond & Pondless Products

Koi Pond Filter - HBV-21

Sale price$989.99
Quantity:

Highly Efficient, Easy to Clean,
No Blower Required for Backwashing

HBV-21 Bead Filter Medium Koi Pond Filter koi pond bio filter

Features: 

  • Koi Pond Filter Dimensions: 21″, wide x 28″  tall
  • For ponds up to 5,000 gallons
  • Flow rates up to 3,500 gph (58 gpm)
  • 1½” multiport valve
  • No air blower required for backwashing
  • 2” inlet vortex lateral for maximum internal water flow
  • 2” vertical outlet lateral for maximum internal water flow
  • Spun Wound Fiberglass Tank
  • Up-flow design with internal vortex
  • 1½” unions on inlet, return, and waste.
  • Green color to blend into the landscape
  • Filtration down to 100 microns
  • Bio absorption down to 5 microns
  • Vortex solids separator
  • Settling cone for debris capture
  • Vortex drain at bottom of settlement area
  • Medium koi pond filter diagram
    Floating media above vortex settling area
  • Vertical outlet/backwash lateral
  • Efficient Backwash
  • 2.5 cubic feet of HydroFoam™ bead bio media
  • 2,211,840 beads (@ +/- 884,736 beads per cubic foot)
  • 1,130.50 Total Specific Surface Area (SSA)
  • Metabolizes up to 22,610 mg ammonia per 24 hours
  • Supports 5,653 grams of fish in 5,000 gallons of water
  • Stainless steel hardware
  • Removable access lid
  • Backwash water viewing port
  • ¾” vortex drain valve with internal screen
  • For best performance, use with a HydroSieve™ Pre-Filter

HydroBead™ Vortex HBV-21 Koi Pond Filter Systems
High Surface Area Biofilter Reaction with 
Superior Water Polishing in One Unit


The HBV-21 HydroBead™ Vortex 21" filter for koi pond is a professional water polishing filter that combines high SSA biofilter media with superior water polishing for clean and healthy water for your koi fish and other pond fish.

The HBV-21 koi fish pond filter features a vortex for heavy solids removal, a bio filter stage for metabolizing dissolved organics, and superior water polishing. The unique design and media backwashes with less water than competing filters. No air blower is required for backwashing.

High Surface Area Bio Reaction Koi Pond Biofilter and
Superior Water Polishing in One Unit

Long After Price has been Forgotten, Value, Quality, and Piece of Mind are Not.

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