Replacement of this part should only be done if the bio-wheel will no longer spin or if the wheel is broken or damaged. Discoloration of the pleated Bio-Wheel material is normal and desirable. And a slight irregularity in the Bio-Wheels rotation is normal. Rotating at any speed the wheel is working to eliminate toxic ammonia and nitrite.
CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON SERVICES LLC. THIS CONTENT IS PROVIDED ‘AS IS’ AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.
