Coupon code applied successfully : Free shipping on orders over $50 View cart “PH Minus” has been added to your cart. Shock$9.00 Powerful pool shock designed to boost chlorine levels, kill and prevent bacteria for a clear, healthy pool. Shock quantity Add to cart Category: Pool Chemicals Related products Add to cart PH Minus $4.00 Add to cart Salt 40lb $14.50 Add to cart Carboy Shock $25.00 Add to cart Stabilizer $8.50