| Rowa®phos Sponge ROWAPHOS SPONGE STD SQUARE 5IN  - Controls nuisance algae growth
- High phosphate adsorbent
- For fresh-water or salt-water
- Fast acting and starts working immediately
- No influence on pH
- No release of adsorbed substances when saturated
- Fits directly into your internal or external canister filter
- Available for various standard filters — or can be cut to fit
Unique filter sponge impregnated with both ROWA® phos and ROWA® carbon for the ultimate in phosphate, silicate and organic compound removal from all fresh-water and salt-water aquariums.  | Manufacturer's Product Information |  | | | |
— Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS). | 
