Sundström Safety Instruction SR 700 

Muito bom Equipamento. Aprovado. NR33

Is the see through screen glass or plastic

Hi, does the Sundstrom sr200 have a 40mm filter port? Also, is there a filter that works for organophosphates and other warfare agents?

Hi Would you tell me why my battery is not charging ,i plug the charger ,the light is green but not charging. It’s been like 2 years and a half I’ve been using the mask .am gussying the the battery worn up .thank you