1Dual connector
The long end takes the wash nozzle and the short end the foam cannon; a shuttle valve switches between them without taking anything apart.
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Foam wash at home-12%CODEcapitalone12Harfington Pressure washer foam cannon and gun kit
A car-wash kit that hooks to a pressure washer to lay foam and rinse straight after. A dual connector means no swapping between foam cannon and nozzle.
12%$38.66
Price with code · Harfington · as of 2026-10-09Code capitalone12 · 12% off
2Wide-mouth bottle
The wide mouth makes filling easy and a knob sets the water-to-foam mix. An extra 1.1 mm orifice is included for pressures under 2,500 PSI.
3Five nozzles
Five 1/4" quick-connect nozzles cover cars and motorcycles as well as roofs, driveways and siding.
Key specs
- Connection
- 1/4" quick connect, M22
- Nozzles
- 5
- Extra orifice
- 1.1 mm (under 2,500 PSI)
- In the box
- Wash gun, foam cannon, dual connector, 5 nozzles, nozzle holder
Good pick if
- You wash your car at home with a pressure washer
- You want to switch between foam and rinse quickly
Think twice if
- You do not own a pressure washer (it is required)
FAQ
Is there a promo code?
Yes. Enter capitalone12 at Harfington checkout when buying the Harfington Pressure washer foam cannon and gun kit for 12% off.
Which orifice should I use?
Below 2,500 PSI the included 1.1 mm orifice gives thicker foam; above that, the page says to keep the original one.
Can I return it?
The product page offers 30-day returns from delivery. Returns are free within the US; elsewhere you pay the return shipping.
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