Im using lepa rgb, i was planning to use grizzly conductout liquid metal thermal paste (this product is not for aluminum) It is safe to use with this lepa rgb product? Cos it says cooper pipe and aluminum fins. My question is on the bottom where the cooler and procie meet, it is pure cooper or aluminum cooper? There is 4 lines pipes on the bottom of the cooler it is with aluminum? Sry for bad english.. big thanks