- Mildly acidic pre-wash foam
- Not harmful to wax and coatings after dilution
- Effectively removes road grime and insects
- Can be used with a foam lance or pump sprayer

The Gtechniq W4 Citrus Foam is a mildly acidic pre-wash foam with a fresh citrus scent that removes dirt without damaging the coating. After dilution, the Citrus Foam is nearly pH-neutral, and no harsh chemicals have been added, making W4 safe for wax and coatings. The foam of W4 Citrus Foam is combined with a citrus degreaser, making it even more effective at removing road grime and insects. The formula is 100% biodegradable.
The Gtechniq W4 Citrus Foam can be used with a foam lance or a pump sprayer.
Product number: | GT-W4-1000 |
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- For the best results, use a foam lance and work in the shade.
- Shake the bottle before use.
- Mix 2.5 cm of W4 Citrus Foam in the foam bottle and fill the rest with warm water.
- Foam the vehicle from bottom to top.
- Allow the foam to dwell for 3-5 minutes, then rinse thoroughly.
- Do not let it dry on the paintwork.
1 review
Goed advies
De Gtechnig w4 doet zijn werk goed , ik het verdunt op advies , vier maat bekertjes van 30ml op 1,5 liter tank en het schuimde goed de foam 3-5 minuten intrekken . het heef goed zijn werk gedaan
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