These devices inject chemicals or soap downstream from the high pressure pump. Using a Venturi effect, the injectors inject the chemical at either a fixed or adjustable rate. Various sizes are available to provide the correct size for the specific application.

Model OrifaceInjector TypeNozzle Size
25170-1.8 1.8 Fixed 9
25155 2.1 Fixed 12
25156 2.3 Fixed 15
25170-1.8A 1.8 Adjustable 9
25170-2.1A 2.1 Adjustable 12
25170-2.3A 2.3 Adjustable 15
ACCESSORIES
Service & Repair

Giant provides service on each pump and accessory that we sell. Many basic repair procedures are covered in the Giant repair manual. For all other questions on service or repair needs please contact your local Giant distributor.