G1 pre-filter for flow unit

G1 pre filter for MycoPunks flow units.

Prolongs the life of your h14 main filter by preventing dust and larger particles from entering your fan case.

Dimensions: 405mm x 405mm x 17mm

We recommend checking your filter every 3 months and replacing if dirty or damaged.

This filter cannot be cleaned or washed. Do not spray with isopropyl alcohol.