Qualitative fit testing is often seen as the poor mans alternative to quantitative testing. However, during a recent batch of testing we carried out for a client, we were reminded of the unique advantages of the qualitative method.
Qualitative testing is suitable for disposable and re-usable half masks. The test is carried out in two stages. Quantitative testing is suitable for all masks. There are several methods of quantitative testing,
A qualitative face fit test is a simple pass or fail test based on whether a wearer can detect a test agent sprayed into a hood whilst they are wearing a mask. Here we explain the ins and outs of qualitative fit testing.