Filter Holder for 3M Respirator

近日香港的口罩搶購潮未有停止的跡象, 大家都在尋找口罩的替代品的時候。
我地設計左哩一個3M防護面具上使用濾綿的3D列印濾座 及 密封蓋。3M防護面具6200/6500/7500系列適用。

這個已經係Ver3修正版本,將一般外科口罩可以分成9份即可。濾綿大小︰4.5CM X 5CM

如希望呼吸更通爽,，可多印一組組成雙濾座增加入氣量。我地準備左一段短片簡單介紹。可以到這個連結看看。請原諒制作需時我們未能大量制作, 所以現將這個STL檔讓大家可以下載自行印製。謝謝

OTG Onthego Limited

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We are OTG Onthego Limited based in Hong Kong.

Because of mask shortage in HKG, people try all every method to protect their health.
This is ver.3 holder and cap, you may use Surgical mask ( should cut as 9pcs ), size: 5cm x 4.5cm.

1 set of filter holder with 33% infill cost 5-6 Hours.

OTG Onthego Limited