Chapin Chapin Replacement Viton® Bottom Valve $7.65 Chapin Chapin Replacement Viton® Bottom Valve quantity Add to cart SKU: C143241 Category: Sprayers Description Description Part – Model #1-4324-1 Replacement Viton® bottom valve Related products Chapin Replacement Poly Shut-Off Assembly for Acid Staining Sprayers $10.40 Add to cart Chapin 4-Gallon ProSeries Diaphragm Pump Backpack Sprayer $100.00 Add to cart Chapin Xtreme® Hose/Seals Conversion Kit $85.07 Add to cart Chapin 48-inch Industrial Hose with Fittings $38.56 Add to cart