Orders are processed and shipped during regular business hours (Monday through Friday 8:00 am to 5:00 pm EST, excluding holidays).
Save an extra 20% off your entire order with coupon code: May20
*May exclude certain brands.
**May not be combined with any other offer.
Code expires 5/23/13
Aquarium Pharmaceuticals Filstar Chemical Rings (1 Liter) are super-high porosity rings have greater surface area than conventional ceramic filter media, giving beneficial bacteria more room and chance to grow and enhance the aquarium's biological filter. Ceramic Rings are specially designed for use in all FilStar filters.