Proportioner 3-Port

Make your downstream setup more versatile with the Smart Bypass 3-Port Downstream Proportioner. Designed for professional pressure washing contractors, this system lets you quickly switch between water, cleaning chemical, and soap without changing hoses or interrupting your workflow.

Ideal for house washing, vehicle cleaning, and other downstream applications, the 3-port proportioner helps streamline your setup while giving you instant control over the solution you’re applying. Its clear manifold makes it easy to monitor flow, while the durable construction is built to withstand the demands of daily professional use. Whether you’re rinsing, applying detergent, or injecting chemical, this proportioner helps you work faster, cleaner, and more efficiently.