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Using air pressure as the challenge agent in fit testing gives the most accurate results and there are published scientific studies to prove it.
Mask fit testing machine. The test report and the card show a fit factor at an acceptable level but not a certificate. It is attached to the threaded connector of the apr adapter and a sample tube is inserted through the apr adapter inhalation valve. The portacount pro respirator fit tester 8038 eliminates the guesswork associated with tedious and error prone qualitative fit test methods. There are two types of fit test solutions for.
Please note the qualitative fit testing instructions for the 3m 1870 respirator surgical mask are the same for other 3m particulate respirators. Fit testing kit irritant smoke honeywell 770046 replacement tubes for verifit irritant smoke kit pack of 10 13212 132. The respirators seal a good fit means the respirator will seal. Quantitative fit testing does not rely on your sense of taste smell or irritation in order to detect the leakage.
There is minimal chance for a false pass result on the ohd fit tester because the. A barbed fitting on the fit test adapter body may be connected to an appropriate quantitative fit test apparatus. 12 1321kit 15518 15518. A note on fit testing kn95 masks.
The best fit test is now the fastest portacount respirator fit tester complies with new osha modified cnc protocols. No other respirator fit tester can quantitatively fit test all types of respirators gas masks scbas respirators even n95 p1 and p2 disposable filtering facepiece respirators. Portacount respirator fit tester 80408048. Levitt safety will issue a fit test card and report for kn95 masks tested to pass the csa protocol.
If the mask requires fit testing count on the portacount pro fit tester to provide the fastest easiest and best hse uk and osha us compliant fit test method. A fit factor of at least 100 is required for half mask respirators and a minimum fit factor of 500 for a full facepiece negative pressure respirator. Other quantitative methods may provide the user with a false positive or a pass on the fit test. The importance of fit respirator fit is important because it involves several major issues.
The mask integrity test accessory mita in tandem with the portacount respirator fit tester tests full face respirators and chemical biological radiological and nuclear defense cbrn gas masks. The best technology that i have found is the ohd fit tester. Learn more about quantitative fit testing of respirators.
