How to tell if you need to change your float valve?
1. Your toilet tank fills with infinite slowness: it is usually a symptom of a breakthrough membrane. It lies within the float valve and can be changed very easily. (For sale at Amazon.com)
2. Your toilet tank is normally filled, but the flow is not interrupted and the water eventually overwhelmed by the overflow. This is often a sign of a faulty float valve that may need changing.
