LTWHOME Compatible Carbon Foam Filters Non But Suitable for Fluval U3 Filter (Pack of 6) Pack include: 6 x Carbon

Pack include: 6 x Carbon filters

Suitable for Hagen Fluval 4 Plus + Filtration Systems

Pack of 8 Fine Green Foam Filters

These filter pads are custom designed and manufactured for Interpet PF1 Internal Filtration Systems

LTWHOME Compatible Carbon Foam Filters Non But Suitable for Fluval U3 Filter (Pack of 6) Pack include: 6 x CarbonApprox size: 196mm x 60mm x 8mm These carbon filter pads are intended as an alternative to the poly carbon cartridge, and offer excellent chemical carbon filtration in the aquarium. There is no poly side to these filters. They are just Activated Carbon impregnated foam. After market product,Not Hagen FLUVAL genuine FOAM Provides efficient water flow with less clogging for long lasting filtration