4-in-1 Composite True HEPA Replacement Filter For Car Air Purifier

4-in-1 Composite True HEPA Replacement Filter For Car Air Purifier

Important Purchase Reminder

This listing only sells replacement filter; car air purifier machine is not included and sold separately.

Product Overview

This universal 4-layer composite HEPA filter is designed for compact car negative ion air purifiers. Four independent filtration layers work together to capture fine dust, PM2.5, pollen, smoke, pet odor, formaldehyde and TVOC gas, reaching 99.97% filtration efficiency for particles above 0.3μm. Ideal replacement part for vehicle interior air purification, solving new car formaldehyde, second-hand smoke and pet smell problems.

Core Key Advantages

• 4-in-1 multi-layer composite filtration system for full air purification
• True HEPA layer traps 99.97% of 0.3μm tiny particles
• Activated carbon + cold catalyst double decomposition of formaldehyde & TVOC
• Eliminates smoke, pet odor, pollen and vehicle interior peculiar smell
• Universal size fits most mini car ion air purifiers
• Lightweight filter cartridge, easy DIY replacement without tools

Four Layers Filtration Function Breakdown

1. Primary Pre-filter: Block hair, large dust and floating debris
2. True HEPA Layer: Capture PM2.5, pollen, bacteria & tiny particles ≥0.3μm
3. Activated Carbon Layer: Adsorb smoke, odor and harmful volatile gas
4. Cold Catalyst Layer: Decompose formaldehyde & TVOC, avoid secondary pollution

Full Technical Specifications

Model SKU	MZ009393
Filter Structure	4-Layer Composite HEPA Filter
Filtration Efficiency	99.97% for 0.3μm particles
Main Purify Targets	Formaldehyde, TVOC, PM2.5, smoke, dust, pollen, pet odor
Applicable Device	Mini Car Negative Ion Air Purifiers
Note	Air Purifier Machine Not Included

Wide Application Scenarios

• New car formaldehyde & peculiar smell removal
• Second-hand smoke purification in vehicle cabin
• Pet car hair & odor elimination
• Small office desktop air purifier replacement
• RV, taxi, private car regular maintenance spare filter

Replacement & Maintenance Tips

1. Suggest replacement cycle: 2–3 months under normal vehicle use.
2. Take out old filter and install new one after power off the purifier.
3. Regularly shake off surface large dust to extend service life.
4. Do not rinse with water, will damage HEPA filter structure.
5. Store in dry place when not in use to avoid mold.

Package Contents

• 1 × 4-in-1 Composite True HEPA Replacement Filter

Frequently Asked Questions

Q1 What harmful substances can this filter remove?

A1 Formaldehyde, TVOC, PM2.5, smoke, dust, pollen and pet odor.

Q2 How often should I replace this car filter?

A1 Recommended every 2–3 months for daily car use.

Q3 Does this filter fit mini car ion purifiers?

A1 Yes, universal size fits most compact car air ionizers.

Q4 Does the package include air purifier machine?

A1 Only replacement filter; purifier device sold separately.