Avalon LF with Azura C120 need help!

Hi everyone.
I need help. I bought CTP avalon LF with azura C120
and I have some questions hope forum will help me...

1) Price difference with Chemical free Thermal CTP plates & Thermal CTP plates
2) for azura c120 which Fluid need I?
3) and need this fluid add water?

Thanks and sorry for my english...