The North 770018 replacement exhalation valve flap fits the 7700, 7600, and 5400 series respirators. The valve flap is a bright orange. This enables a quick visual compliance check. They are now sold by the pack of 4 each.
The North 770018 replacement exhalation valve flap fits the 7700, 7600, and 5400 series respirators. The valve flap is a bright orange. This enables a quick visual compliance check. They are now sold by the pack of 4 each.