Introduction
The HEAPETS P358 Pet Air Purifier is designed to improve indoor air quality, especially in homes with pets. Featuring a 6-stage filtration system, including an H13 HEPA filter and pet-formula activated carbon, it effectively captures pet hair, dander, odors, and other airborne pollutants. This manual provides essential information for the safe and efficient operation and maintenance of your air purifier.
Product Overview
The HEAPETS P358 utilizes advanced technology to ensure cleaner air. Its unique U-shaped air inlet and double-sided air intake design enhance purification efficiency, covering large areas up to 2500 sq ft per hour. The integrated PM2.5 display and air quality indicator provide real-time monitoring, while smart features like Auto Mode and Quiet Sleep Mode optimize performance.

Image: The HEAPETS P358 Pet Air Purifier, showcasing its sleek design and effectiveness against pet hair.
Key Features
- U-Shape Air Inlet & Double-Sided Intake: Designed to firmly absorb pet floating hair and dander from multiple directions, preventing clogging and secondary pollution.
- 6-Stage Advanced Air Purification System: Rapidly cleans indoor air with multiple layers of filtration, targeting pet dander, fur, odors, dust, smoke, and allergens.
- H13 HEPA Filter & Pet Formula Activated Carbon: Effectively reduces pet odors, litter box smells, and other household odors, while capturing fine particles and allergens.
- Large Coverage Area: With a CADR of 176 CFM (295m³/h), it refreshes air in areas up to 2500 sq ft every hour, ideal for large rooms.
- PM2.5 Display & Air Quality Indicator: Monitors real-time air quality with color-coded indicators (green for excellent, yellow for good, red for severe).
- Smart Auto Mode: Automatically adjusts fan speed based on detected air quality.
- Quiet Sleep Mode: Operates silently (below 25dB) and turns off indicator lights for undisturbed rest.
- Pet Lock: Prevents accidental changes to settings by pets or children.
- Filter Replacement Reminder: Notifies you when it's time to clean or replace filters.
- Washable Pre-Filter: Extends the life of the main HEPA filter by allowing periodic cleaning, saving up to 50% on filter costs.

Image: Visual representation of the 6-stage advanced air purification system.
Setup Instructions
1. Unboxing and Filter Preparation
- Carefully remove the air purifier from its packaging.
- Locate the filter compartments on both sides of the unit.
- Open the filter covers and remove the pre-installed filters.
- Remove all plastic packaging from both sides of each filter before use.

Image: Visual guide for removing and preparing the filters.
2. Filter Installation
- Insert the unwrapped filters back into their respective compartments, ensuring they are correctly oriented.
- Close the filter covers securely.
3. Power Connection
- Place the air purifier on a flat, stable surface.
- Connect the power adapter to the power input port on the unit.
- Plug the power adapter into a standard electrical outlet.
Operating Instructions

Image: Close-up of the control panel with various function buttons.
1. Power On/Off
- Press the Power Button (
) to turn the unit on or off.
2. Fan Speed Modes
- Press the Fan Speed Button (
) to cycle through 5 fan speed modes: Auto (P0), P1, P2, P3, and P4 (strong hair suction mode).
3. Auto Mode
- Press the Auto Mode Button (
) to activate Auto Mode. The unit will automatically adjust fan speed based on real-time air quality readings.

Image: The air purifier displaying PM2.5 levels and corresponding air quality indicators.
4. Sleep Mode
- Press the Sleep Mode Button (
) to enter Sleep Mode. The fan speed will be set to P1, and indicator lights will turn off. Press any key to wake up.

Image: The air purifier operating quietly in Sleep Mode, ideal for bedrooms.
5. Timer Function
- Press the Timer Button (
) to set the operating time (1-12 hours). The unit will automatically turn off after the set time.
6. Pet Lock
- Press and hold the Lock Button (
) for 3 seconds to enable/disable the child lock feature. This prevents accidental changes to settings.
Maintenance
1. Filter Replacement
- The filter replacement reminder light will illuminate when it's time to replace the composite filter (approximately every 6 months, depending on usage).
- To replace, open the filter covers, remove the old composite filter, and insert a new one.
- After replacing the filter, press and hold the Reset Button (
) for 5 seconds to reset the cumulative use time of the filter.

Image: Demonstrating the easy replacement of the pre-filter, highlighting cost savings.
2. Washable Pre-Filter Cleaning
- The static pre-filter can be cleaned with water or a vacuum cleaner to extend its lifespan and the main filter's life.
- Gently remove the pre-filter from the composite filter.
- Wash the pre-filter with water or vacuum off accumulated hair and dust.
- Allow the pre-filter to air dry completely before reattaching it to the composite filter and placing it back in the unit.

Image: Step-by-step guide for cleaning the washable pre-filter.
3. Air Quality Sensor Cleaning
- Clean the sensor port and surrounding area with a cotton swab when:
- The room air is very clean, but the indicator light is red.
- The air is filled with smoke/dust, but the indicator light stays green.
- The indicator light flickers frequently.

Image: Instructions for cleaning the air quality sensor to maintain accuracy.
Troubleshooting
If you encounter any issues with your HEAPETS P358 Pet Air Purifier, please refer to the following common solutions:
- Unit not turning on: Ensure the power adapter is securely plugged into both the unit and a working electrical outlet. Check for any tripped circuit breakers.
- Poor air purification: Verify that all plastic packaging has been removed from the filters. Check if filters are installed correctly. Clean or replace filters if they are dirty. Ensure the air quality sensor is clean.
- Unusual noise: Check for any obstructions in the fan or filter compartments. Ensure the unit is placed on a stable, flat surface.
- Indicator lights not working as expected: Clean the air quality sensor. If in Sleep Mode, press any button to wake up the display.
Specifications
- Product Dimensions: 7.09"D x 11.81"W x 16.14"H
- Item Model Number: P358
- Item Weight: 7.91 Pounds
- Floor Area Coverage: 2500 Square Feet (refreshes hourly)
- CADR: 176 CFM (295m³/h)
- Filter Type: H13 HEPA, Pet Formula Activated Carbon, Washable Pre-filter
- Color: P358White-Grey
- Manufacturer: HEAPETS
Certifications
The HEAPETS P358 Pet Air Purifier complies with the following certifications:
- CE Certified
- EPA Certified
- ETL Certified
- FCC Certified
- California Air Resources Board (CARB) Compliant
- California Proposition 65 (CA65) Compliant

Image: Display of various product certifications.
Warranty and Support
Each HEAPETS air purifier comes with a 12-month warranty. We offer 7/24 hours customer service and lifetime technical support. If you have any concerns or issues, please feel free to contact us through the retailer's support channels or directly via the contact information provided in your product packaging.

Image: Dedicated customer service for support and inquiries.
Product Video Guide
Video: An official HEAPETS video demonstrating the 6-stage filtration and double-sided air intake of the pet air purifier.




