Composite HEPA Activated Carbon Filter Replacement Parts for Blueair 203 303 403 503 270E Air Purifier

1. Product Overview

2. Key Selling Points

• 100% Exact Matching Size: Produced according to original dimensional standard, plug and play without cutting or modification.
• Dual Filtration Function: High precision HEPA traps PM2.5, pollen and allergens; activated carbon absorbs formaldehyde, smoke and peculiar smell.
• Optimized Airflow Design: Reasonable fiber arrangement ensures smooth air circulation without increasing machine operating noise.
• Long Service Life: High-quality filter material is anti-deformation, maintaining stable filtration efficiency during long-term running.
• Wide Application: Suitable for home, office, bedroom and commercial indoor environment air purification.
• Easy DIY Replacement: Tool-free disassembly, users can finish filter replacement quickly for regular maintenance.

3. Bespoke Customization Services (OEM/ODM)

• Private Label Customization: Custom brand logo printed on filter frame and outer packaging boxes.
• Diversified Packaging: Custom retail color boxes, kraft cartons and sealed OPP bags with exclusive barcodes and artwork.
• Material Adjustment: Adjust activated carbon content and HEPA density to fit different regional market standards.
• Multi-piece Combo Pack: Combine multiple filters into value packs to improve average order amount.

4. Why Partner With Our Factory?

• Professional Filter Manufacturer: Years of production experience for Blueair series replacement filters, familiar with all model parameters.
• Strict QC Inspection: Every filter passes filtration efficiency, air permeability and durability tests before delivery.
• Stable Mass Production: Automated production lines support large batch orders, sufficient stock and fast delivery cycle.
• Complete Export Documents: Provide ROHS, REACH, MSDS certifications, support Amazon FBA labeling and smooth customs clearance.
• One-stop Procurement Service: Free sample testing, flexible customization plans and responsive after-sales support.

5. Product Specifications