a water - cooling system for computer electronic components , particularly the central processing unit . the system has a cooling unit adjacent to , and below , the central processing unit . the intake and outlet ports into and from the cooling unit are insulated with a water - absorbent material and below the cooling unit is a drip pan adapted to collect water being discharged from the cooling unit caused by any leak occurring therein . the drip pan has a plurality of parallel spaced - apart angled blades adapted to deflect dripping water to an adjacent blade covering the former blade .