LTWHOME Fine and Coarse Foam Filter Sponge Fit for Total Pond Filter PF850 PF1200UV (Pack of 1 Set) Thread : 1/4-Inch BSPP parallel

Thread : 1/4-Inch BSPP parallel Female

The grey scrubbing side makes light work removing stuck-on food residue and hardened messes

but a larger fine sponge is recommended

Made of 80% polyester and 20% polyamide

LTWHOME Fine and Coarse Foam Filter Sponge Fit for Total Pond Filter PF850 PF1200UV (Pack of 1 Set) Thread : 1/4-Inch BSPP parallelPacking include: 1pc black coarse and 1pc blue fine filter sponge. Fit for: 900 Gallon Pressurized Pond Filter (PF850) and 1200 Gallon Complete Pond Filter with UV Clarifier (PF1200UV). Provides efficient water flow with less clogging for long lasting filtration. Enhances biological filtration. Change every 3 4 weeks.