• Larger & heavier than most filters on the market
• Corrosion-resistant plastic
• 1/4" hose barb
• Weighted to stay on the bottom

General Pump #2.1mm Adjustable High Draw Chemical Injector with Acid Kit & 3/8” Quick Disconnects. This 0 - 20% adjustable flow chemical injector is connected to the downstream side of the pressure pump and is activated when using a low pressure soap nozzle. Choose size based on flow rate of your pressure washer

Kit Components:
• General Pump #2.1 mm 20% adjustable chemical injector (Made in the USA)
• General Pump 3/8” Steel QD plug
• General Pump 3/8” Brass QD socket
• Plastic chemical filter
• 5’ Clear PVC chemical line

Injector Specifications:
• Size: # 2.1 mm (3.0 to 5.0 GPM)
• Acid kit with ceramic check ball
• Adjustable Injection ~ 0 - 20%
• Max Operating Pressure: 4,000 PSI
• Max Temperature: 175° F
• Chemical Port: 1/4” Hose Barb
• Materials: Brass, Ceramic, Stainless Steel, Viton
• Note: If between sizes, choose the smaller injector size
• Weight: 0.80 lbs

Suttner ST-75 Brass Foam Head 4,000 PSI with #8.0 Air Injector Nozzle and 1/4" F Inlet. The ST-75 produces thick foam for an easy and safe application and to save on chemical usage by reducing splash and drift of chemicals

Features
• By means of the foam head ST-75 different foam applications are possible as the air injector nozzle is easily exchangeable and adaptable
• The flat spray nozzle can be infinitely adapted from the vertical position to the horizontal one
• The maximum flow is dependent on the chosen nozzle size
• By means of the integrated air injector in the foam head the air is sucked in on the face side
• Independent of the length of the lance a constant foam quality is guaranteed
• The spraying result is especially even as a high quality foam nozzle insert is used

ST-75 with ST-160 Chemical Injector on YouTube

Specifications
• Air Injector Nozzle Size: 8.0
• Max Pressure: 4,000 PSI
• Flow Rate: 1 - 6 GPM
• Max Temp: 212° F.
• Inlet: 1/4" Female
• Note: Suttner ST-160, ST-160M or St-164 Chemical or Foam injector required and is not included
• Weight: 0.31 lb

Please use Nozzle Chart to determine proper Spray Nozzle Size

Nozzle Chart

Use Spray Nozzle Size and Foam Nozzle Chart to determine correct Foam Nozzle to use

Foam Nozzle Chart

Features
• High Quality, German engineered components
• Stainless steel material
• Extends the life of your hose
• Double PTFE slide rings for easy movement
• Bearing material: PTFE
• Axial and radial slide bearing

Specifications
• Max Pressure: 5,000 PSI
• Max Flow: 12 GPM
• Max Temp: 300° F.
• Inlet: 3/8" Male NPT
• Outlet: 3/8" Female NPT
• RPM: 30
• Weight: 0.29 lb