<strong>Yahoo Message Number: 13495</strong>I ordered a gallon of the boiler antifreeze (the pink stuff) from Hyro-Hot. The CC books say not to use anything else. Wrong! I opened the tank and took a sample of the antifreeze and it's green not pink. According to Hydro-Hot, there was a change over from green to the pink stuff somewhere about the time mine was made (7/03). They said to...