ATI Replacement Sponge #1
This sponge is designed to replace the original sponge in your ATI Hydro Sponge #1 Filter. It ensures optimal water flow and filtration performance while maintaining the filter’s efficiency.
Product Specifications
| Feature | Detail |
|---|---|
| Material | High-density foam |
| Compatibility | ATI Hydro Sponge #1 Filter only |
| Dimensions | 3.5″ x 2.5″ x 0.75″ |
| Weight | 120 grams |
FAQ
Is this sponge compatible with all ATI filters?
No, this sponge is specifically designed for the ATI Hydro Sponge #1 Filter only.
How often should I replace the sponge?
Replace the sponge every 3 to 4 months depending on usage and water conditions.
Can I use this sponge with other filter models?
Please contact customer service

David Watson –
The replacement sponge fits perfectly into my ATI Hydro Sponge #1. It maintains good water flow and keeps the tank clean without clogging. Easy to install and lasts longer than the original.
Dorothy Jackson –
Works well with my filter. The sponge holds up to regular use and doesn’t break down quickly. Slight improvement in water clarity after installation.
Carolyn King –
I replaced the original sponge with this one and noticed better filtration. It’s durable and fits snugly. No leaks or issues after installation.