Product Description :
Fluval Biomax Bio Rings - 500 grams/17.63 ounces
Product Details :
- Manufacturer : Rolf C. Hagen (USA) Corp.
- Item model number : A1456
- Product Dimensions : 11.43 x 11.43 x 6.6 cm; 570 Grams
- ASIN : B000HHSG5M
Product Features :
- Provides superior bilogical filtration
- Replenish only half at one time to allow proper seeding
- Will not affect water characteristics