SPEC PREP 312 is a uniquely formulated liquid cleaner designed to remove harmful mineral scale, oxide and oil deposits from engine cooling systems during normal operation and helps reduce engine down-time during cleaning.

For proper protection, use new ALL WEATHER ANTIFREEZE antifreeze solution or SPEC COOL 2000 to uninhibited glycols for a complete maintenance program.

Available in UN approved 1 gallon containers, 5 gallon pails and 55 gallon drums.