10-Pack Replacement Pre-Filter Cotton for Solder Smoke Extractor, Compatible with Soldering Fume Absorber, Portable Air Filter Refills, Level 1 PM50 Filtering Layer - by TTDMK

10-Pack Replacement Pre-Filter Cotton for Solder Smoke Extractor, Compatible with Soldering Fume Absorber, Portable Air Filter Refills, Level 1 PM50 Filtering Layer - by TTDMK

• WIDE COMPATIBILITY: Pre-filter suitable for most solder fume extractor on the market, please note the dimensions: 14.17*7.08*0.78in.
• COST-EFFECTIVE: 10 Pcs Pre-filter cotton replacements ensure optimal filtration performance and offer an ample supply for continuous use.
• EXTENDED FILTER LIFE: Filter smoke PM50 and large airborne particles such as wood chips, hair, iron filings, paper, etc. Pre-filter cotton to capture larger particles before they reach the main filter, extending the life of the primary filter and improving overall efficiency.
• REPLACEMENT TIME: Layer 1 filter system - primary filter, replacement cycle 7–30 days. When the accumulated dust on the pre-filter exceeds 70% and cannot be cleaned anymore, please replace the pre-filter.
• OUR SERVICE: So far, we have provided quality service for millions of customers, and been deeply trusted by customers. We value our products and customer experience.