LTWHOME Compatiable Foam and Carbon Rings Fit for Biorb Filter Set/Service Kit (Pack of 16)Pack include: Carbon Pad x 8, Foam Pad x 8. Compatible with Biorb Filter Service Kit. Activated carbon sponges remove odors and keep water crystal clear. Fine pads catch small particles out of the water, provide efficient water flow with less clogging. Repeat after 4 6 weeks depending on stocking levels.

10 inches by height

Approx size:220mm x 77mm x 22 mm

Designed for Dirt Devil Uprights Made in 2003 and Later

Size Approx: 22 x 11 x 5

Package Include:8 pcs replacement foam filter rings

and surface dirt

Dyson DC25 The Ball Upright Models

Fits the following models: Lotus Green Genie 2000 / 3000 / 6000

25 PCS Poly & 25 PCS Carbon

Suitable for 1200/1250 and 1000 /1050

Custom designed and manufactured for Penn Plax Cascade 300 Internal Filter

Compare to Part # 905401-01 (90540101) & 901420-02