Noctua have recently created quite a stir with their latest heavyweight offering, the NH-D14 Premium CPU Cooler which uses their new NF-P14 FLX 140mm fan. Noctua have been kind enough to supply us with two of these fans, which I'll be evaluating from a case cooling viewpoint. This is Noctua's first 140mm model and is a welcome addition to their catalogue of top quality fans, most of which we've tested previously. Will Noctua be able to build on the quality, performance and quietness of these earlier products?  Read on to find out...