Noctua today announced two new additions to its portfolio of premium-quality, quiet CPU coolers with 140mm fans. Whereas the NH-D15S is a high-compatibility single fan version of the elite-class dual tower model NH-D15, the NH-C14S replaces the proven top-flow cooler NH-C14. Both the NH-D15S and NH-C14S feature an asymmetrical layout in order to avoid blocking the ? Read more.