| 摘要 |
A filter holder comprising a first part 10 and a second part 20 which is releasably attachable to the first part, wherein each of the first part and the second part comprise a plurality of substantially parallel bars 11, 21 and wherein when the first part is attached to the second part, the bars of the first part interleave with the bars of the second part. Preferably a set of protrusions formed as teeth 12, 13, 22, 23 is provided on each of the first and second parts and serves to trap a filter material placed in the filter holder. Preferably a handle 30 is provided on the second filter part and is formed from finger recesses 31 or may comprise a flexible strip of material. Advantageously the filter holder is utilised as a filter frame particularly for retaining a corrugated or pleated filter material for use in ventilation systems. |
