Resun Ceramic Ring 1kg SKU: RCR1000 Category: Aquarium Accessories Related products Ammorid Insert Aquaclear 200 / 50 Ammorid Insert Aquaclear Mini / 20 (SOLD OUT) Aquafx 3ft Cabinet & Hood White 36×15 Assembled (Pickup or local delivery only) Foam Base 12×15 (use 3 For 36″ Tank) (PKT 10)