We will be closing for the festive season from 21 December 2022 and reopening on the 16 January 2023

+27 21 982 1212 info [at] demcifilter.com

Round Fan Filters

These magnetic fan filters fit round vents and are available in any size you may need. They assist with the prevention of computer dust build up and cleans your computer.

If you don't find the exact dimensions for your application, please see our Custom Filter section to find out how you can get filters made to your precise specification.

View as

Sort by

Picture of C2647 -390mm x 150mm

C2647 -390mm x 150mm

Custom Magnetic Dust Filter for C2647 -390mm x 150mm Ferrous Filter

$20.17

Picture of C2646 - 510mm x 150mm

C2646 - 510mm x 150mm

Custom Magnetic Dust Filter for C2646 - 510mm x 150mm Ferrous Filter

$25.09

Picture of C2645 - 420mm x 180mm

C2645 - 420mm x 180mm

Custom Magnetic Dust Filter for C2645 - 420mm x 180mm Ferrous Filter

$24.00

Picture of C2644 - 430mm x 105mm

C2644 - 430mm x 105mm

Custom Magnetic Dust Filter for C2644 - 430mm x 105mm Ferrous Filter

$17.84

Picture of C2643 - 505mm x 220mm

C2643 - 505mm x 220mm

Custom Magnetic Dust Filter for C2643 - 505mm x 220mm Ferrous Filter

$31.95

Picture of C2642 - 426mm x 426mm

C2642 - 426mm x 426mm

Custom Magnetic Dust Filter for C2642 - 426mm x 426mm Non-Ferrous

$61.92

Picture of C2641 - 370mm x 50mm

C2641 - 370mm x 50mm

Custom Magnetic Dust Filter forC2641 - 370mm x 50mm Ferrous Filter

$11.54

Picture of C2640 - 220mm x 220mm

C2640 - 220mm x 220mm

Custom Magnetic Dust Filter for C2640 - 220mm x 220mm Ferrous Filter

$15.97

Picture of C2639 - 288mm x 193mm

C2639 - 288mm x 193mm

Custom Magnetic Dust Filter for C2639 - 288mm x 193mm Lian Li A4-H20 X4 Mini ITX Desktop Case Ferrous Filter

$18.75

Picture of C2638 - 465mm x 186mm

C2638 - 465mm x 186mm

Custom Magnetic Dust Filter for C2638 - 465mm x 186mm Antec Flux Pro Case Ferrous Filter

$26.64

Picture of C2637 - 520mm x 130mm

C2637 - 520mm x 130mm

Custom Magnetic Dust Filter for C2637 - 520mm x 130mm Antec Flux Pro Case Ferrous Filter

$23.44

Picture of C2636 - 520mm x 115mm

C2636 - 520mm x 115mm

Custom Magnetic Dust Filter for C2636 - 520mm x 115mm Antec Flux Pro Case Ferrous Filter

$21.88

Picture of C938NF - 471mm x 426mm

C938NF - 471mm x 426mm

Custom Magnetic Dust Filter for C938NF - 471mm x 426mm MO-RA3 420 Non-Ferrous

$45.94

Picture of C2633 - 400mm x 205mm

C2633 - 400mm x 205mm

Custom Magnetic Dust Filter for C2633 - 400mm x 205mm Ferrous Filter

$25.16

Picture of C2632 - 440mm x 205mm

C2632 - 440mm x 205mm

Custom Magnetic Dust Filter for C2632 - 440mm x 205mm Ferrous Filter

$27.17

Picture of C2631 - 362mm x 126mm

C2631 - 362mm x 126mm

Custom Magnetic Dust Filter for C2631 - 362mm x 126mm Ferrous Filter

$17.18

Picture of C2630 - 474mm x 244mm

C2630 - 474mm x 244mm

Custom Magnetic Dust Filter for C2630 - 474mm x 244mm Ferrous Filter

$32.61

Picture of C2629 - 85mm x 54mm

C2629 - 85mm x 54mm

Custom Magnetic Dust Filter for C2629 - 85mm x 54mm Ferrous Filter

$4.05

Picture of C2628 -145mm x 54mm

C2628 -145mm x 54mm

Custom Magnetic Dust Filter for C2628 -145mm x 54mm Ferrous Filter

$5.00