-Filter backup provides a continuous airflow when connected to compressed air
-Filter in the mask protects against loss of pressure or moving
-Equipment can be used without filter with the front hole plugged in enclosed workspaces
-Breathing hose can be detached from both mask and regulator valve
-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.