Blend charts for every season.
The proportioner handles the math for you. If you're mixing by hand or verifying blends, these ratios are the reference.
Temperature to ingredient ratio
| Freeze point | When to run | Water | Methanol | Concentrate |
|---|---|---|---|---|
| +32°F | Summer bug wash | 99% | 1% | < 1% |
| +20°F | Early fall / late spring | 92% | 8% | < 1% |
| 0°F | Standard winter | 80% | 20% | < 1% |
| −15°F | Cold winter | 74% | 26% | < 1% |
| −25°F | Deep freeze | 70% | 29% | < 1% |
Mixing videos, drum by drum
How to mix each concentrate size correctly, start to finish.
Qwix Mix QWC 55
The affordable and easy way to mix a 55 gallon drum.
Qwix Mix QWC 32
One bottle makes 1,760 gallons of finished washer fluid.
Qwix Mix QWC 8
One bottle makes 32 gallons — perfect for small shops.
Set the season
Turn the proportioner's temperature dial to your target freeze point.
Verify inputs
Water on. Methanol supply full. Concentrate jug seated.
Prime the line
Pull the trigger until finished fluid runs clear at the tap.
Fill your container
Pour finished fluid into any bottle or bulk tank. Cap. Done.
Note: Ratios shown are representative. Your proportioner is calibrated at the factory for precise metering — always trust the dial. Contact us if a system needs recalibration.