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3.4.4 Exhale Barrier
Part of the Corpro Barrier range and designed for use with the HM1400 half mask. Filters wearers’
breath on the exhale.
3.4.4.1 Donning and Doffing
How to put on and take off the Exhale Barrier. It is advisable to attach the Barrier to the HM1400 half
mask in advance of mask donning. For more information about how to don and doff the HM1400 half
mask, see section 3.1.1.2.
https://vimeo.com/corpro/donning-and-doffing-your-exhale-barrier
Pictorial instructions:
Written instructions:
Step 1 – Donning
1.
Thread your HM1400 half mask buckles and elastic through the lower two openings of the
Barrier.
2.
Push the Barrier towards the front cover of your mask.
3.
Thread the top two prongs of the Barrier through the uppermost openings in the half mask
front cover, alongside the elastic.
4.
Pull the Barrier through the opening until it is secure and you feel resistance.
Step 2 – Doffing