One Bottle Makes 55 Gallons of RTU Windshield Washer Fluid.

Fill a 55 gallon drum with water until you get about 2/3 of the drum full.

Pour the entire contents of the bottle into the drum. Gently fill the empty Formula 155 bottle with water to remove all of the product and pour that into your 55 gallon drum.

Resume filling the drum till you get to the top.

USE CAUTION NOT TO GET THE CONCENTRATE ON YOUR SKIN OR CLOTHES AS STAINING WILL OCCUR!

Formula 155 does not provide freeze protection. Use this product when the temperature will be above 32 degrees Fahrenheit or add Methanol using the chart below.

Temp               Formula 155             Methanol                       Water

SUMMER          1 BOTTLE                                                            55 GALLONS
 
To 20 f              1 BOTTLE                   9 GALLONS                       46 GALLONS

To 10 f              1 BOTTLE                   11 GALLONS                      44 GALLONS

To 0 f                1 BOTTLE                   14 GALLONS                     41 GALLONS

To -10 f            1 BOTTLE                    18 GALLONS                     37 GALLONS

To -20 f            1 BOTTLE                    20 GALLONS                     35 GALLONS

To -30 f            1 BOTTLE                    23 GALLONS                     32 GALLONS

To -50 f            1 BOTTLE                    27.5 GALLONS                  27.5 GALLONS