Apparently everything was thought out from the ground up and optimized. But the biggest change is undoubtedly at the corners of the at first sight unusual looking fan. Screw insertion, and enjoy the serenity.
Noiseblocker Multiframe S-Series M12-S1, 120mm
Noiseblocker Multiframe S-Series M8-S2 - 80mm
Noiseblocker Multiframe S-Series M8-3 HS - 80mm
Noiseblocker Multiframe S-Series M12-S3 HS - 120mm
Noiseblocker Multiframe S-Series M12-PS Fan - 120mm PWM
4× Noiseblocker NB‑Multiframe M8‑I 80mm Fans – New Boxed – Discontinued
