Dust mask respirators all contain filters which are attached in different ways to keep the clean airways breathing though your reusable respirator or dust mask with filter. The importance of having clean filters in your dust mask respirator is vital and should never be underestimated. Here at Bodyguard Workwear we have a range of respiratory filters for your dust mask with filter and dust mask respirators. We believe that with these filters you can always stay protected when in dangerous environments with harmful gasses. Depending on the health and safety assessments carried out in your place of work. This will determine which filters you will need for your reusable dust mask respirator. disposable dust masks respirators filters protects yourself against solid and liquid particles, these are supplied as a plastic cage that can be slotted into the reusable respirator and we stock different sizes for different face masks including the 3M™ 6000 and 3M™ 7000 Series Half Face and Full-Face Masks.