Min. Order Reference FOB Price
1 Piece US$21.00 / Piece
Product Description
How long does a breather last? Depending on the following 3 variables, a breather, if properly sized, lasts anywhere from 3 to 6 months: - How humid the work environment is. - Intake frequency and volume of breathing. - How much silica gel is in the breather (relates to the amount of water ...