Upgrade your sprayer with our Durable Viton Seals Pack designed specifically for the FAISPRAY16HD Professional Knapsack Sprayer. These high-quality replacement seals are engineered to resist a wide range of acids and solvents, making them ideal for use with aggressive chemicals commonly found in automotive, professional cleaning, and agricultural applications. While these seals can handle tough substances, we always recommend using water-based products whenever possible to minimize environmental impact and extend the lifespan of your equipment. Ensure optimal performance and longevity of your sprayer with our reliable Viton seals!