How to use it
Mixing rates, the how-to videos and the safety data sheet. Pick the bottle you have in front of you.
Commercial 20LConcentrate. 20 litres makes up to 220 litres of spray.
Commercial 10LConcentrate. 10 litres makes up to 110 litres of spray.
Domestic 5LConcentrate, at half the strength of the commercial range.
Swift Applicator 2LScrews onto the hose and doses itself. Nothing to mix.
Commercial 1L SampleConcentrate. 1 litre makes up to 11 litres of spray.
Safety
Neat out of the bottle, this will burn skin and damage eyes. Keep it off you, wear eye protection, and once it is mixed at ten to one you are spraying something a fraction of that strength.
National Poison Centre 0800 764 766 · safety data sheet
The current SDS, prepared November 2025. This is the one a site needs for its hazardous substances file.
Guides
Mixing and sprayingOne part concentrate to ten parts water for a first clean, one to twenty to keep on top of it. Spray it on and walk away - moss in days, lichen in months.
The 2L Swift ApplicatorScrews onto the garden hose and doses itself. Nothing to mix and nothing to measure.
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