The adjustable head harness is made of wear-resistant, fabric-reinforced plastic material (PVC), and has a large, replaceable polycarbonate visor.
The air flow can be controlled by the regulating valve on the user's belt to a value between about 150 and 240 l/min. The supply pressure to the regulating valve should be between 4 and 7 bar. Flow meter and warning whistle for temporary and continuous monitoring of the air flow are included.
Sundström Respiratory Protective Equipment fully complies with Singapore Standard SS 548:2009 code of practice for selection, use and maintenance of respiratory protective devices. Fit-testing services available as requested.