LINNIW TZ-K1-Filter
LINNIW TZ-K1 Replacement Filter Instruction Manual
Brand: LINNIW | Model: TZ-K1-Filter
1. Introduction
This manual provides essential information for the proper use and maintenance of your LINNIW TZ-K1 Replacement Filter. Designed for optimal air purification, this 3-in-1 filter system helps maintain a clean and healthy indoor environment. Please read these instructions carefully before installation and use.

Figure 1: LINNIW TZ-K1 Replacement Filters
2. Compatibility
The LINNIW TZ-K1 Replacement Filter is designed for specific air purifier models. Ensure your air purifier model is listed below for proper fit and function.
2.1. Compatible Air Purifier Models:
- ToLife TZ-K1 Air Purifier
- FreAire 6391RGB Air Purifier
- FreAire HAP601 Air Purifier
- MK01 Air Purifier
- MK06 Air Purifier
- Kloudi DH-JH01 Air Purifier
- VOOPNU DH-JH12 Air Purifier
2.2. Incompatible Air Purifier Models:
These filters are NOT compatible with:
- ToLife TZ-K1 Plus Air Purifier
- ToLife TZ-K2 Air Purifier
- FreAire EPI266 Air Purifier

Figure 2: Compatible and Incompatible Air Purifier Models

Figure 3: Size comparison for ToLife TZ-K1 and TZ-K1 Plus filters. Always verify your model number.
3. Product Features: 3-in-1 Filtration System
The LINNIW TZ-K1 Replacement Filter utilizes a high-efficiency 3-in-1 filtration system to capture various airborne particles and odors, ensuring cleaner air.
3.1. Filtration Layers:
- Ultra-fine Pre-Filter: Captures large particles such as dust, lint, fibers, and pet hair, helping to extend the life of the subsequent filters.
- H13 True HEPA Filter: Works to capture up to 99.97% of airborne particles as small as 0.3 microns, including dust mites, pollen, pet dander, and other allergens.
- Activated Carbon Filter: Efficiently absorbs unwanted odors, fumes, smoke, cooking smells, and pet odors, as well as harmful Volatile Organic Compounds (VOCs).

Figure 4: 3-Stage 360° Filtration System

Figure 5: Activated Carbon Filter for Odor Removal

Figure 6: Breathe Fresh and Clean Air
4. Setup: Filter Installation
Follow these general steps to replace the filter in your compatible air purifier. Always refer to your specific air purifier's instruction manual for detailed, model-specific instructions.
- Power Off and Unplug: Before attempting any maintenance, ensure your air purifier is turned off and unplugged from the power outlet.
- Access Filter Compartment: Locate the filter compartment, typically at the bottom or rear of the air purifier. Open it according to your air purifier's manual (e.g., twist the base, unlatch a cover).
- Remove Old Filter: Carefully remove the used filter. It may be dusty or dirty. Dispose of it properly.
- Unpack New Filter: Remove the new LINNIW TZ-K1 Replacement Filter from its packaging.
- Insert New Filter: Place the new filter into the compartment, ensuring it is seated correctly. The orientation may be indicated on the filter or in your air purifier's manual.
- Close Compartment: Securely close the filter compartment.
- Restore Power: Plug the air purifier back into the power outlet and turn it on.
- Reset Filter Indicator (if applicable): If your air purifier has a filter replacement indicator, follow its instructions to reset it.
Video 1: TZ-K1 Air Filter Replacement for ToLife TZ-K1 Air Purifier. This video demonstrates the filter replacement process for a ToLife TZ-K1 air purifier.
Video 2: TZ-K1 Replacement Filter. A visual guide to replacing the TZ-K1 filter in a compatible air purifier.
Video 3: Quick & Easy Replacement Air Filter. This video illustrates a simple and fast filter replacement process.
Video 4: MK01 Air Filter replacement for Aroeve. This short video demonstrates the filter replacement for an Aroeve MK01 air purifier, which uses a compatible filter.
Video 5: Filters for ToLife TZ-K1, MK01, MK06 and FreAire Air Purifier. This video shows the filter in context with several compatible air purifier models.
Video 6: TZ-K1 Replacement Filter for ToLife air purifier. Another demonstration of the filter replacement process.
5. Operating Your Air Purifier with New Filter
Once the new LINNIW TZ-K1 filter is installed, your air purifier is ready for operation. Refer to your air purifier's specific manual for instructions on power settings, fan speeds, and special modes (e.g., sleep mode, timer functions).
The new filter will immediately begin to purify the air, removing particles and odors. You may notice an improvement in air quality shortly after installation.
6. Maintenance: Filter Replacement Schedule
To maintain optimal performance of your air purifier and ensure continuous clean air, regular filter replacement is crucial.
6.1. Recommended Replacement Interval:
It is recommended to replace the LINNIW TZ-K1 filter every 3 to 6 months. This interval can vary depending on:
- The existing air quality in your environment.
- The frequency of air purifier use.
- Presence of pets, smokers, or high pollution levels.
A visible accumulation of dust and debris on the pre-filter layer is a strong indicator that replacement is due.

Figure 7: Filter condition: New vs. After 3 Months
7. Specifications
| Feature | Detail |
|---|---|
| Brand Name | LINNIW |
| Model Info | TZ-K1-Filter |
| Item Weight | 10.4 ounces |
| Product Dimensions | 5.2 x 5.2 x 3.7 inches |
| Material Type | HEPA+Activated Carbon |
| Filtration Type | 3-in-1 (Pre-Filter, H13 True HEPA, Activated Carbon) |
| Filtration Efficiency | Captures up to 99.97% of particles 0.3 microns |
| MERV Rating | 16 |
| Included Components | 2 Pack TZ-K1 Filters |
| Recommended Replacement | Every 3-6 months |

Figure 8: TZ-K1 Filter Dimensions
8. Troubleshooting
If you experience issues after replacing your filter, consider the following:
- Air Quality Not Improving: Ensure the filter is correctly installed and the air purifier is operating on an appropriate setting. Check if the filter compartment is fully sealed.
- Unusual Noises: Verify the filter is seated properly and not obstructing any moving parts within the air purifier.
- Filter Indicator Light Still On: Refer to your air purifier's manual for specific instructions on how to reset the filter replacement indicator. This often involves pressing and holding a button for a few seconds.
9. Customer Support
LINNIW values customer service and satisfaction. If you have any problems with the filter fitting your air purifier, or any other concerns, please contact our customer support team. We are committed to providing satisfactory service to every customer.
For assistance, please refer to the contact information provided with your air purifier or on the LINNIW official website.
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