The three layer replaceable filter is built up from spunbound non-woven polypropylene, nanofiber and non-woven
polyester capturing 95% filtration of PM2.5 & PM0.3 particulates. The filter is for the Defender Pro.
• 95% filtration efficieny against 0.3 micron or larger particulates
• Three layer lightweight composite filter: Spunbound non-woven Polypropylene/Nanofiber/Non-woven Polyester
• Light design 0.04”/1mm thickness & 2.06-2.36 oz/yd2 (70-80 g/m2) weight
• Air permeability of 28-35 cfm
• Designed for comfort and breathability: (air flow resistance) Pressure Drop <60 Pa
• For correct use, consult the instruction
• Time use limitation: Replace the filter when it becomes
dirty, damaged, or difficult to breathe through