Eshopps Bio Cup R Rectangular Filter Media Cup

$34.99 Sold out

Say goodbye to filter socks with the Bio Cup R from Eshopps! This rectangular filter media cup is not only reusable, but easy to insert and remove when changing out filter pads, allowing your water to always be crystal clear. It can hold different types of filter media such as filter floss, filter foam and pads, activated carbon, GFO, and biomedia such as Eshopps Bio Lux. It fits perfectly into any 4”x7” filter sock cradle and easily accommodates stacking of different media types.


  • Easy to insert & remove
  • High flow design
  • Compatible with all Eshopps filter sumps equipped with 4”x7” rectangular filter sock cradle


  • Dimensions: 7.5” x 4.5” x 7”
  • Recommended Tank Size: Up to 180 Gallons
  • Recommended Flow:  Up to 500 GPH
  • Weight: 1lb