Tech Tree / Brazed Al plate-fin exchanger plate-fin-exchanger Brazed Al plate-fin exchanger Component Semi-native TRL Mars — Energy intensity — Required by 1 Requires 2 Insulated by Mars near-vacuum for free. Inputs: Process heat Built from: Aluminium stock Requires Inputs Process heat Intermediate Built from Aluminium stock Intermediate Required by Cryogenic separation (cold box) Process · built_from