Unlike upstream injectors, which adds detergents before the pump, downstream injectors work effectively at lower pressure settings and are especially long-lasting.

Function: Downstream injector attachment ensures efficient soap/chemical mixing for deep cleaning, effectively tackling tough dirt and grime.

The HAE Series units are hard-wired to a heat exchanger and feature an industrial 6.0- or 8.0-hp electric motor, triplex-piston General pump, stainless-steel and brass unloader, external downstream ...

Before filling your Ryobi pressure washer, it's important to know the types of soaps you can and can't use. Here's what the manufacturer recommends.