Great price and solution to all my softener problems. Works great and goes perfectly with my LOWES KS10 Krystal Pure fabric softener. Save yourself a large repair bill and replace the valves yourself. My KS10 stopped softening my water so I opened up the valve body and found that the rubber valves had worn out allowing the water to go through various cycles which in turn resulted in HARD WATER. I have cleaned the valve body, reinstalled the Autotrol 1000250 Valve Disc Kit/255 and am now readyβ¦