Surface Treatment Mix Calculator

Pick a surface, choose your chemical, enter your tank size — get an instant mix.

UK • Litres
Or set your own chemical + ratio below.
Works for pump-up sprayers, backpacks, barrels, IBCs.
:1
Example: 40:1 = 40 parts water to 1 part chemical.
Chemical
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Water
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Top up with clean water after measuring chemical.
Mix Notes
Choose a surface or enter your values, then hit calculate.
Important: Always test a small area first. Avoid application in strong sun/heat. Use appropriate PPE. Sodium Hypochlorite mixes typically require rinsing; DDAC treatments are usually left to dwell for long-term results.
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