Put on your N100 elastomeric respirator (more comfortable than N95). Does not have to be N100 – just better masks work…better. Carefully, pick up the Corsi/Rosenthal box and gently take it outside. Carefully cut the filters apart, gently peel it… Read More »How do I dispose of the filters?
Always refer to the manufacturer’s specifications. But a general rule of thumb is: If used during smoke season, 3 months. If during regular usage, 6 month. Additional details on MERV 13-A filters which for sure will are the ones that… Read More »How long do the filters last?