LTWHOME 18 Inch x 12 x 1.18 DIY Polyester Fine Filter Pad for Aquarium Pond (Pack of 3) Traps large particles and provides

Traps large particles and provides efficient water flow with less clogging

Contain 4 replacement foam filter rings

Foam Filters Non-branded but suitable for Interpet PF4 Internal Filtration Systems

The bio sponge filters optimize the colonization of beneficial aerobic bacterias which keeps the water fresh and clean to provide a better quality of living for your fish

12 x White Filter Floss

LTWHOME 18 Inch x 12 x 1.18 DIY Polyester Fine Filter Pad for Aquarium Pond (Pack of 3) Traps large particles and providesPacking include: 3pcs foam filter Size: 460x300x30mm 18"x12"x1. 18" Change every 3 4 weeks Provides efficient water flow with less clogging for long lasting filtration Enhances biological filtration