Pool Steps turn Yellow

If you have white fiberglass pool steps that turn yellow, and vitamin c or ascorbic acid based products will remove the stain you are likely dealing with metals in the water. If the pH of the pool increases (with use Read More …

Cold Water ic40

Common errors with an ic40 especially in cold water are: Cell light is red= water temperature has fallen below 59 degrees F and no chlorine will be produced. Flow Light is Red = the flow through the cell is inadequate Read More …

E05 Error Code Pentair Mastertemp

E05: E05 errors  can be due to things like a sooted exchanger(fuel delivery, venting), scaled up exchanger (water side), or a low water flow.   Or you need to replace the Stack Flue Sensor