HD Extended Life Coolant RTU

Incorporates organic acid technology and heavy duty corrosion inhibitors to protect diesel engines from liner pitting and hard water scale deposits for 3 years, 7,000 hours or 500,000 miles on initial fill (whichever comes first).

The patented chemistry protects all cooling system metals from corrosion including aluminum and can be used in petrol engines, stationary power, marine and light duty applications and is compatible with major long life and conventional brands of ethylene glycol based coolant.