The 3/8" Fixed Chemical Downstream Injector is designed to deliver reliable chemical injection for consistent pressure washing performance. Built with a heavy-duty, fixed-ratio design, this injector provides dependable operation and long service life in demanding cleaning applications. Engineered for use in downstream chemical systems, it ensures steady chemical draw while maintaining optimal pressure and flow. Compatible with systems operating between 3.3 GPM and 6.5 GPM, this injector is ideal for both residential and commercial pressure washing setups. Features & Specifications 3/8" Fixed downstream chemical injector 3/8" MNPT x 3/8" MNPT connections Heavy-duty construction for long-term durability Designed for consistent chemical draw Operating range: 3.3 GPM - 6.5 GPM Ideal for pressure washing and soft wash applications