These reference pages show exactly how much water to add to bring a spirit from a given strength down to a target ABV, using the standard volume method. Each links through to the interactive ABV Dilution Calculator for custom volumes and OIML-precise mode.
Diluting to 40% ABV
43% → 40% ABV
Add ~75 mL water per litre
50% → 40% ABV
Add ~250 mL water per litre
55% → 40% ABV
Add ~375 mL water per litre
57.5% → 40% ABV
Add ~438 mL water per litre
60% → 40% ABV
Add ~500 mL water per litre
63% → 40% ABV
Add ~575 mL water per litre
65% → 40% ABV
Add ~625 mL water per litre
70% → 40% ABV
Add ~750 mL water per litre
75% → 40% ABV
Add ~875 mL water per litre
80% → 40% ABV
Add ~1000 mL water per litre
Diluting to 43% ABV
50% → 43% ABV
Add ~163 mL water per litre
55% → 43% ABV
Add ~279 mL water per litre
60% → 43% ABV
Add ~395 mL water per litre
63% → 43% ABV
Add ~465 mL water per litre
Diluting to 46% ABV
55% → 46% ABV
Add ~196 mL water per litre
60% → 46% ABV
Add ~304 mL water per litre
63% → 46% ABV
Add ~370 mL water per litre
65% → 46% ABV
Add ~413 mL water per litre
Diluting to 50% ABV
60% → 50% ABV
Add ~200 mL water per litre
63% → 50% ABV
Add ~260 mL water per litre
65% → 50% ABV
Add ~300 mL water per litre
70% → 50% ABV
Add ~400 mL water per litre
Diluting to 57.5% ABV
More Distilling Calculators
ABV Dilution Active
How much water to add to hit your target ABV
Sugar Wash Active
Sugar and water ratios for your target ABV
Fermentation ABV Active
Calculate ABV from original and final gravity
Spirit Blending Active
Blend two batches to a target ABV
Bottle Yield Active
How many bottles your batch will fill
Cuts Calculator Active
Estimate heads, hearts, and tails volumes
ABV Temp Correction New
Correct hydrometer readings for sample temperature
Proof Converter Active
Convert between US proof, UK proof and ABV
Vapor Temp Active
Still thermometer reading to distillate ABV
Distillation Simulator Active
Animated pot still run with ABV and cuts curves
Yeast Nutrients Active
DAP, Fermaid-K and Fermaid-O dosing
Gin Botanicals Active
Scale gin botanical recipes to any batch size
Grain Bill Active
OG, ABV & strike temp from your mash bill
Dilution Chart Active
Water-to-add reference table for any ABV
Refractometer New
Brix to ABV, SG, and wort correction
Distilling Yield New
Estimate spirit yield and bottle count
Jar Planner New
Jar-by-jar run schedule with cut points
Column Still Simulator New
Animated column still run with plates and reflux
Mash Log New
Save and track every grain, sugar or fruit batch
Distillation Log New
Log every still run with cuts, ABV and notes