Lava Rock Filter System


Perfect for Preforms and Smaller Liner Ponds Up to 300 Gallons

  • Lava rock is fairly lightweight, very porous and has lots of crevasses, giving it excellent surface area for beneficial bacteria to colonize
  • Very inexpensive, easy to clean and maintain
  • Add lava rock and place pump in container/add more lava/ place lava rock filter system in pond
  • Lava rock filter includes container, lava rocks and instructions
  • With this type of filtration, a suggestion is to add an all natural bacteria additive like Microbe Lift PL and/or Nite-Out