Hard Choices / Decisions

Hey guys i ma new to computer building i am going to be building my first PC and i wanted to go with a closed loop liquid cooling unit like the Corsair H60 but i am scare since i heard they can leak and i was wondering what happens if they leak would my PC be ruined also should i go with Corsair H60 or the Hyper 212 EVO or the Noctua NH-U12S Or recommend something between $60 and $70 US dollars.


Corsair H60: http://www.newegg.co...Tpk=Corsair H80


Noctua NH-U12S: http://www.newegg.co...N82E16835608040


Hyper 212 Evo: http://www.newegg.co...N82E16835103099

the "leak" you may hear of is when ppl build a water looped system.  the closed loop systems are factory pressure tested and have no reason to leak unless you puncture it on install (its thick so no worries).  I have an h100i and have no issues just awesome cooling powers xD