Item description from the seller【Application】The soap injector allows you to apply soaps or cleaning chemicals at low pressure through your pressure washer. This downstream injector is designed to apply chemical only when running under low pressure (250 PSI or less). Note: Please use the large orifice black soap spray nozzle to get the soap injector to work.【Water Flow Adjustable】 The soap dispenser kit features a controlling metering valve, which allows you to adjust the dilution ratio and increases your pressure washer's effectiveness. Water flow adjustable range: 2 GPM to 5 GPM.【Upgraded Construction】 Made of stainless steel and brass, more durable and long-lasting. The downstream injector ensures that chemicals do not run through the pump.
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