Description
Is your ProHeat AutoMix Knob broken, missing, cracked or warped? You may need a new Bissell Proheat auto mix dial knob 210-5108 to get your carpet cleaner back into service. This knob is gray, and works in concert with auto mix valve stem 210-8722 (sold separately).
210-5108 Auto Mix Knob fits Pro Heat models:
1697 1698 1698-1 1699 1699-1 8804 8905 8910 7901 7920 7950