- Make sure this fits by entering your model number.
- Off-set Hole – 8 Inch Square
- Helps stop the Koi Pond Pump from Clogging
- Coarse grade foam,Cuts Easy to any Required Shape
- Safe for Marine or Fresh Water
- Traps Particles and debris, Encourages Biological Filtration
This fits your .
Pond Pump Sponge, Pre-Filter – Off-set Hole