Pc Sam Picker

Hi, What configuration is better in my Q300L? I have a 1660 super and a i7 3770. Single exhaust at the back or a single fan input at the front? Thank you in advance

Hi, So basically, before bying it, I was wondering if it is possible to replace the tubing on the Castle 240 RGB by DEEPCOOL for clear flexible tubing? As anyone ever done it? Because i looked for it on internet and found nothing. Thank you for your time!