Arctic F8 Case Fan & Noctua NA-SAV2 Anti-Vibration Mounts - YouTube
ALLSTARS : DIY Must Have PROMO) NOCTUA NA-SAV2 Anti-Vibration Mounts (20x NA-AV2) Compatible with Noctua fans as well as third party fans with open flange frames and standard 4.3mm diameter mounting holes
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I went all noctua, installed all fans with anti vibtation pads and mounts. Still not as silent as I expected, any advices? Further description in comments : r/Noctua