Offers larger filtering surface, improves output, reduces frequency of replacement.

Adapts to any type of filtering mat in our catalogue. Also available as filtering mat impregnated with active carbon.

(Standard) Sizes: De 420 x 490 x 150 mm. De 495 x 575 x 150 mm. De 490 x 490 x 80 mm. Any size made to order.

As a prefilter in fan boxes.