This fits your .

Features：
High quality, easy to install
Item size (mm): Approx 45CM (Diameter); Suitable for fan specification 450mm.
Fan Protection Dust Cover Net;Durable and stretchy material for long time and reusable
Packaged included: Fan Cover x 1 (Other accessories are NOT included )

Package including: 
1x Fan Guard Net Cover

C&Plan Washable Dustproof Safety Fan Dust Cover Net - B078J282YJ