Buy HEPA Air Purifiers for Cleaner Air at Home
Found 238 items
- Specifications
- Brand: IQAir
- Model: HealthPro Plus XE
- Filtration Technology: HyperHEPA
- Coverage Area: Up to 1125 sq ft
- Particle Removal Efficiency: 99.995% down to 0.003 microns
- Smart Features: WiFi Enabled, AirVisual App Integration, Automatic Adjustment
- Energy Efficiency: Up to 3x more efficient than predecessors
- Warranty: 10-year limited
- Specifications
- Brand: Austin Air
- Model: B450
- Dimensions: 14.5″L x 14.5″W x 23″H
- Weight: 47 Pounds
- Filtration Stages: Large Particle Pre-filter, Medium Particle Pre-filter, Activated Carbon, Potassium Iodide Impregnated Carbon and Zeolite, True Medical Grade HEPA
- Fan Speeds: 3
- Motor: High efficiency motor rated for continuous use at high RPM
- Specifications
- Brand: Nuwave
- Model: 47003
- Color: Silver
- Product Dimensions: 14.25"D x 14.25"W x 26.25"H
- Floor Area: 2934 Square Feet
- Specification Met: Energy Star Certified, FCC Certified, CE Certified, ETL Certified, CARB Certified, EPA Certified
- Noise Level: 31.4 dB
- Particle Retention Size: 0.09 Micron
- Controller Type: Button Control, NUWAVE CONNECT APP
- Item Weight: 26 pounds
- Country of Origin: China
- Care Instructions: Stainless Steel Pre-Filter Washable and Reusable for up to 20 years., Bio-Guard Filter Washable and Reusable for up to 20 years., Ozone Emission Removal Filter Reusable for up to 20 years. Not Washable., HEPA/Activated Carbon Combo Filter Lifespan, 6 months to 1 year. Not Washable.
- Specifications
- Brand: Nuwave
- Model: 47602
- Color: Grey
- Product Dimensions: 14.13"D x 14.13"W x 26.19"H
- Floor Area: 3210
- Specification Met: CARB Certified
- Noise Level: 70 dB
- Particle Retention Size: 0.09 Micron
- Controller Type: Button Control
- Wattage: 105 watts
- Item Weight: 28.6 pounds
- Country of Origin: China
- Assembly Required: No
- Batteries Required: No
- Specifications
- Brand: Medify Air
- Model: MA-112-W1
- color: White
- product_dimensions: 20"D x 15.2"W x 11"H
- floor_area: 4455.0
- specification_met: CARB Certified
- noise_level: 70 dB
- particle_retention_size: 0.1 Micron
- controller_type: Button Control
- wattage: 95 watts
- upc: 860000833615
- global_trade_identification_number: 00860000833615
- manufacturer: Medify Air
- item_weight: 32 pounds
- country_of_origin: China
- item_model_number: MA-112-W1
- care_instructions: Replace filter every 3-4 months
- assembly_required: No
- number_of_pieces: 1
- warranty_description: Lifetime warranty.
- batteries_required: No
- included_components: Air purifier machine, True HEPA H13 filter
- Specifications
- Brand: Nuwave
- Model: 47251
- color: White
- product_dimensions: 12"D x 14"W x 16.75"H
- floor_area: 2002 Square Feet
- specification_met: Energy Star Certified, CE Certified, ETL Certified, CARB Certified, EPA Certified
- noise_level: 21.4 dB
- particle_retention_size: 0.1 Micron
- controller_type: Button Control, NUWAVE CONNECT APP
- wattage: 60 watts
- item_weight: 22 pounds
- country_of_origin: China
- care_instructions: Washable & Reusable Filters
- assembly_required: No
- number_of_pieces: 1
- batteries_required: No
- included_components: 1 x Nuwave ZERO Smart Air Purifiers, 2 Stainless-steel Pre-filters (Pre-installed), 2 Ozone Emission Removal Filters (Pre-installed), 2 Bio-Guard Filters (Pre-installed), 1 Bio-Guard 360 Filter (Pre-installed), 1 x User Manual
- Specifications
- Brand: HATHASPACE
- Model: HSP003
- Product Dimensions: 14.02 x 26.97 x 14.02 inches
- Item Weight: 29 Pounds
- Date First Available: January 30, 2022
- Country of Origin: China
- Filter Type: H13 True HEPA
- Coverage Area: Up to 2800 Sq. Ft
- Noise Level: Quiet Operation
- Warranty: 2-Year Warranty
- Specifications
- Brand: Dyson
- Model: TP07
- color: White/Silver
- product_dimensions: 7.7"D x 8"W x 41"H
- floor_area: 99 Square Feet
- specification_met: Certified HEPA
- noise_level: 78 dB
- particle_retention_size: 0.1 Micron
- controller_type: Android, Ios, Amazon Alexa, Remote, Google Assistant, Siri
- item_weight: 11 pounds
- country_of_origin: Malaysia
- assembly_required: No
- included_components: Dyson Genuine Filter, Dyson Purifier Cool™ TP07, Remote Control
- Specifications
- Brand: Jafända
- Model: JF999
- color: White
- product_dimensions: 13"D x 15.08"W x 31.92"H
- floor_area: 915 Square Feet
- specification_met: EPA Certified
- noise_level: 22 dB
- particle_retention_size: 0.03
- controller_type: APP Control, Google Assistant, Amazon Alexa
- wattage: 1.2E+2
- item_weight: 19.95 pounds
- assembly_required: No
- warranty_description: 1 Year Warranty
- batteries_required: No
- Specifications
- Brand: Nuwave
- Model: 47351
- Color: White
- Product Dimensions: 10.13"D x 11.25"W x 18.5"H
- Floor Area: 966 Square Feet
- Specification Met: Energy Star Certified, CE Certified, ETL Certified, CARB Certified
- Noise Level: 21.4 dB
- Particle Retention Size: 0.01 Micron
- Controller Type: Button Control, NUWAVE CONNECT APP
- Wattage: 48 watts
- Care Instructions: Washable & Reusable Filters
- Included Components: 1 x Nuwave ZERO Smart Air Purifiers, 2 Stainless-steel Pre-filters (Pre-installed), 2 Bio-Guard Filters (Pre-installed), 1 Cylindrical Bio-Guard Filter (Pre-installed), 1 x User Manual
- Specifications
- Brand: Molekule
- Model: Air Mini+
- color: White
- product_dimensions: 8.26"D x 8.26"W x 12"H
- floor_area: 250 Square Inches
- specification_met: CE Certified
- noise_level: 39 dB
- controller_type: Amazon Alexa
- item_weight: 7.3 pounds
- country_of_origin: Malaysia
- care_instructions: Wipe down the device with a clean, dry, non-abrasive cloth. Avoid liquid cleaning agents or water. Make sure to change your filter every six months.
- assembly_required: Yes
- warranty_description: 2 year manufacturer
- Specifications
- Brand: Nuwave
- Model: 47363
- color: white
- product_dimensions: 9.5"D x 11"W x 18.5"H
- floor_area: 966 Square Feet
- specification_met: Energy Star Certified, ETL Certified, EPA Certified, CARB Certified
- noise_level: 21.4 dB
- particle_retention_size: 0.1 Micron
- controller_type: NUWAVE APP Control, Button Control
- wattage: 48 Watt-hours
- upc: 652185473638
- manufacture_year: 2024
- manufacturer: Nuwave
- item_weight: 13.2 pounds
- country_of_origin: China
- item_model_number: 47363
- assembly_required: No
- batteries_required: No
- included_components: 1 x Nuwave ZERO Smart Air Purifiers, 1 x User Manual, 2 Stainless-steel Pre-filters (Pre-installed), 2 Bio-Guard Filters (Pre-installed), 1 Cylindrical Bio-Guard Filter (Pre-installed)
- Specifications
- Brand: HATHASPACE
- Model: HSP002
- Product Dimensions: 9.45 x 16.54 x 27.17 inches
- Weight: 26.5 Pounds
- Coverage Area: Up to 1500 Sq. Ft.
- HEPA Filter Type: H13
- Noise Level: Whisper-quiet
- Warranty: 2-year
- Specifications
- Brand: HEAPETS
- Model: P339
- Product Dimensions: 9.06 x 15.39 x 24.08 inches
- Weight: 17.9 Pounds
- Coverage Area: Up to 2500 sq ft
- CADR: 205 CFM
- Certifications: CE, EPA, ETL, FCC
- Specifications
- Brand: Medify Air
- Model: MA-50-V3.0
- color: White
- product_dimensions: 12.4"D x 12.4"W x 24.6"H
- specification_met: CARB Certified
- noise_level: 56 dB
- particle_retention_size: 0.1 Micron
- controller_type: Button Control
- wattage: 70 watts
- item_weight: 14.32 pounds
- country_of_origin: China
- care_instructions: Replace filter every 4 months
- assembly_required: No
- number_of_pieces: 1
- warranty_description: Lifetime warranty.
- batteries_required: No
- included_components: Air purifier machine, True HEPA H13 filter
- Specifications
- Brand: Coway
- Model: AP-1512HH
- Color: White
- Product Dimensions: 9.6"D x 16.8"W x 18.3"H
- Floor Area: 874 Square Feet
- Specification Met: ETL Certified, CARB Certified
- Noise Level: 53.8 dB
- Particle Retention Size: 0.3
- Controller Type: Button Control
- Wattage: 77 watts
- Item Weight: 12.5 pounds
- Warranty Description: 3 year manufacturer's limited warranty.
- Specifications
- Brand: BLUEAIR
- Model: 311i Max
- Coverage Area: 1,858 sqft in one hour
- Noise Level: 23-50dB
- Filtration Technology: HEPASilent dual filtration
- Particle Removal: 99.97% of particles down to 0.1 microns
- Energy Efficiency: Energy Star Most Efficient 2023
- Specifications
- Brand: DAYETTE
- Model: AP401
- Coverage Area: Up to 3000 Sq Ft
- Filter Type: H14 True HEPA, Activated Carbon
- Noise Level: 22dB (Sleep Mode)
- Control: Touch, Remote
- Certifications: FCC, ETL Listed, CARB Approved, 100% Ozone Free
- Specifications
- Brand: LUFTRUM
- Model: C3500
- Product Dimensions: 14.37 x 12.99 x 18.11 inches
- Item Weight: 13.05 Pounds
- Date First Available: October 13, 2024
- Customer Reviews: 4.8 stars from 87 ratings
- Filter Type: Dual 3-Stage (Washable Pre-Filter, Activated Carbon, True HEPA)
- Coverage Area: Up to 2250 ft²
- Noise Level: 20dB in Sleep Mode
- Certifications: CARB/ETL Certified
- Warranty: 2-Year Warranty
- Specifications
- Brand: Shark
- Model: HP071BRN
- product_dimensions: 9.21"D x 9.21"W x 11.3"H
- floor_area: 250 Square Feet
- controller_type: Hand Control
- wattage: 19.2 watts
- item_weight: 4.41 pounds
- country_of_origin: China
- assembly_required: Yes
- batteries_required: No
- Specifications
- Brand: LEVOIT
- Model: Core 300S-P
- Product Dimensions: 8.66"D x 8.66"W x 14.17"H
- Floor Area: 1060 Square Feet
- Noise Level: 22 dB
- Particle Retention Size: 0.1 Micron
- Controller Type: Google Assistant, Amazon Alexa, iOS, Android
- Wattage: 23 watts
- Included Components: 1 × 3-Stage Original Filter (Pre-Installed), 1 × User Manual, 1 × Core 300S-P Smart Air Purifier, 1 × Quick Start Guide
- Warranty: 2 Years
- Specifications
- Brand: SwitchBot
- Model: W5302300
- Product Dimensions: 9.84 x 9.84 x 19.29 inches
- Item Weight: 9.77 Pounds
- HEPA Type: H13 Pet Filter
- Recommended Usage Time: 6-12 Months
- Compatible Models: Air Purifier, Air Purifier Table
- Specifications
- Brand: DAYETTE
- Model: AP303
- Product Dimensions: 7 x 13 x 17 inches
- Item Weight: 7 Pounds
- Date First Available: April 19, 2024
- Certifications: FCC certified, ETL Listed, CARB approved, 100% OZONE FREE
- Specifications
- Brand: Guardian Technologies, LLC
- Model: AC5250PT
- Product Dimensions: 11 x 6.75 x 28 inches; 11.25 Pounds
- Item Model Number: AC5250PT
- Date First Available: February 15, 2012
- Country of Origin: China
- Customer Reviews: 6774 ratings, 4.6 stars
- Specifications
- Brand: Philips Automotive Lighting
- Model: GP561C1
- color: Black
- product_dimensions: 4"D x 4"W x 8"H
- specification_met: CARB Certified, EPA Certified
- noise_level: 59 dB
- controller_type: Button Control
- wattage: 5.5 watts
- item_weight: 1.3 pounds
- country_of_origin: China
- special_features: Manual
- Specifications
- Brand: Guardian Technologies
- Model: AC3000B
- product_dimensions: 9 x 9 x 12 inches; 9 Pounds
- item_model_number: AC3000B
- date_first_available: March 5, 2024
- country_of_origin: Vietnam
- Specifications
- Brand: Honeywell
- Model: HPA060
- color: Black
- product_dimensions: 9.88"D x 12.99"W x 17.52"H
- floor_area: 75 Square Feet
- specification_met: EPA Certified
- particle_retention_size: 0.3 Micron
- controller_type: Button Control
- item_weight: 9.3 pounds
- warranty_description: 5 year limited warranty.
- included_components: air purifier
- import: Made in USA
- Specifications
- Brand: ECOSELF
- Model: HAP603WF
- Coverage Area: 1295 ft²
- Noise Level: 22dB
- Filtration Efficiency: 99.97%
- Specifications
- Brand: Afloia
- Model: Kilo plus
- Product Dimensions: 7.5 x 7.5 x 17 inches
- Weight: 5 Pounds
- CADR: 140/m³
- Coverage Area: 269 sq ft
- Noise Level: 22-55dB
- Filtration: 3-stage filter
- Specifications
- Brand: FRESHDEW
- Model: USAP304
- product_dimensions: 12.2 x 7.08 x 16.7 inches; 9.5 Pounds
- item_model_number: USAP304
- date_first_available: March 19, 2024
- manufacturer: FRESHDEW
- customer_reviews: ratings_count: 481, stars: 4.7
- Specifications
- Brand: ECOSELF
- Model: HAP602WF
- Product Dimensions: 5.7 x 11.8 x 15.75 inches
- Item Weight: 6.6 Pounds
- Date First Available: January 7, 2025
- Country of Origin: China
- Customer Reviews: 46 ratings, 5 stars
- Specifications
- Brand: GoveeLife
- Model: H7123
- Product Dimensions: 5.9 x 12.8 x 16 inches
- Item Weight: 7.47 Pounds
- Date First Available: February 22, 2023
- Country of Origin: China
- Certifications: Energy Star, ETL, FCC, CA65
- Room Coverage: 198 sqft (5x per hour), 991 sqft (1x per hour)
- Noise Level: 24dB
- Specifications
- Brand: AMEIFU
- Model: F1
- Color: White
- Product Dimensions: 11.81"D x 6.89"W x 16.14"H
- Floor Area: 2200 Square Feet
- Specification Met: FCC Certified, CE Certified, ETL Certified, CARB Certified, EPA Certified
- Noise Level: 15 dB
- Particle Retention Size: 0.1 Micron
- Controller Type: Remote Control, Touch
- Item Weight: 9.57 pounds
- Included Components: 1*air purifiers set, 1*remote control, 1*air purifiers adapter, 1*Instruction
- Specifications
- Brand: Mooka Family
- Model: E-300L
- Product Dimensions: 2.76 x 11.6 x 16.1 inches
- Weight: 9.72 Pounds
- Country of Origin: China
- Date First Available: October 23, 2023
- Specifications
- Brand: VEWIOR
- Model: B0B41Z7B6H
- Product Dimensions: 11.6 x 6.4 x 16.3 inches
- Item Weight: 8.27 Pounds
- Date First Available: June 14, 2022
- Customer Reviews: 4.3 out of 5 stars (2693 ratings)
- Specifications
- Brand: DBFIT
- Model: AP-M1419
- Product Dimensions: 6.29 x 12.2 x 15.7 inches
- Item Weight: 8 Pounds
- Date First Available: December 5, 2024
- Country of Origin: China
- Certifications: FCC, ETL, DOE, SGS NA, CARB
- Specifications
- Brand: WATTSMART
- Model: HK-AP001-AT01
- Product Dimensions: 8.22 x 8.27 x 11.65 inches
- Item Weight: 6.25 Pounds
- Date First Available: October 8, 2023
- Customer Reviews: 4.7 stars from 40 ratings
- Filter Type: H13 True HEPA
- Coverage Area: Up to 880 ft²
- Noise Level: Less than 22dB in sleep mode
- Specifications
- Brand: Guardian Technologies
- Model: AC3000W
- Product Dimensions: 9.75 x 9.75 x 12 inches; 9 Pounds
- Item Model Number: AC3000W
- Date First Available: January 17, 2023
- Country of Origin: China
- Filter Type: HEPA
- Room Size: Up To 1043 Sq. Ft.
- Special Features: UV-C Light, Air Quality Sensor, Ultra-Quiet Mode
- Specifications
- Brand: Mooka Family
- Model: E-300L
- product_dimensions: 2.76 x 11.6 x 16.14 inches
- weight: 8.27 Pounds
- date_first_available: November 26, 2021
- filtration_system: Pre-filter, H13 True HEPA filter, Activated carbon filter
- noise_level: 20 dB
- power_consumption: 16W at low fan speed
- Specifications
- Brand: Tailulu
- Model: AP100
- Product Dimensions: 6.92 x 6.92 x 11.41 inches
- Item Weight: 2.43 Pounds
- Date First Available: May 30, 2024
- Country of Origin: China
- Customer Reviews: 4.4 stars from 39 ratings
- Specifications
- Brand: Amazon Basics
- Filtration System: 3-Stage (Pre-filter, Deodorizing filter, H13 HEPA filter)
- Coverage Area: Up to 1067 Sq ft
- Noise Level: 32 dB (Sleep Mode)
- Fan Speeds: 3
- Energy Efficiency: Energy Star Certified
- Dimensions: 9.6”D x 9.6”W x 14.3”H
- Specifications
- Brand: Jafända
- Model: JF260
- Product Dimensions: 8.66 x 8.66 x 14.41 inches
- Weight: 6.6 Pounds
- Coverage Area: Up to 1190 sq.ft
- CADR Rating: 153 CFM
- Filtration System: HEPA 13 & Activated Carbon
- Filter Lifespan: 4-6 Months
- Suitable Rooms: Home/Large Room/Office/Nursery
- Suitable Crowd: Asthma/allergy/pneumonia
- Specifications
- Brand: FRESHDEW
- Model: AP303
- product_dimensions: 7 x 7 x 7 inches; 7.3 Pounds
- item_model_number: AP303
- date_first_available: April 24, 2024
- manufacturer: Zhongshan Lianchang Electrical Appliance Co., Ltd
- country_of_origin: China
- customer_reviews: ratings_count: 481, stars: 4.7
- Specifications
- Brand: ECOSELF
- Model: HAP604
- Coverage Area: Up to 1076 ft²
- Filtration Efficiency: 99.97% for particles as small as 0.3µm
- Noise Level: 20dB in sleep mode
- Certifications: ETL, FCC, EPA, CARB
- Specifications
- Brand: AIRTOK
- Model: AP2301
- Product Dimensions: 12.2 x 16.1 x 6.2 inches; 6.6 Pounds
- Item Model Number: AP2301
- Date First Available: October 10, 2024
- Manufacturer: AIRTOK
- Country of Origin: China
- Customer Reviews: 1487 ratings, 4.5 stars
- Specifications
- Brand: VEWIOR
- Model: B-D02U
- Product Dimensions: 7.08 x 12.4 x 7.08 inches
- Item Weight: 3.52 Pounds
- Coverage Area: 1400 sq.ft²
- CADR: 900 CFM (ft³/min)
- Filter Lifespan: 3-6 months
- Specifications
- Brand: AIRJOWSET
- Model: AP307
- Product Dimensions: 9.05 x 9.05 x 13 inches
- Item Weight: 7 Pounds
- Model Number: AP307
- Date First Available: December 11, 2024
- Country of Origin: China
- Customer Reviews: 5 stars, 15 ratings
- Specifications
- Brand: AMEIFU
- Model: F2
- Product Dimensions: 7.3 x 7.3 x 11.2 inches
- Weight: 3.24 Pounds
- Date First Available: February 27, 2025
- Specifications
- Brand: ToLife
- Model: TZ-K2
- Product Dimensions: 6.5 x 12.99 x 16.34 inches
- Item Weight: 8.44 Pounds
- Coverage Area: Up to 2000 ft²
- Filter Type: H13 HEPA
- Noise Level: As low as 22dB
- Specifications
- Brand: Mooka
- Model: AP-S0610L
- Color: White
- Product Dimensions: 6.7"D x 6.7"W x 11.1"H
- Specification Met: FCC Certified, CE Certified, ETL Certified, CARB Certified
- Noise Level: 13 dB
- Particle Retention Size: 0.3 Micron
- Controller Type: Button Control
- Item Weight: 3.41 pounds
- Country of Origin: China
- Care Instructions: Hand Wash
- Assembly Required: Yes
- Batteries Required: No
- Included Components: H13 True HEPA Filter (Included)
- Specifications
- Brand: Chivalz
- Model: HY1800
- Color: Black & White
- Product Dimensions: 6.61"D x 6.61"W x 8.98"H
- Specification Met: CARB Certified
- Noise Level: 24 dB
- Controller Type: Button Control
- Wattage: 5 watts
- Item Weight: 4.6 pounds
- Assembly Required: No
- Batteries Required: No
- Included Components: HY1800 Basic Filter*2
- Specifications
- Brand: PuroAir
- Model: 400
- Item Weight: 1.67 pounds
- Product Dimensions: 16.85 x 2.45 x 12.5 inches
- Country of Origin: China
- Material Type: Polypropylene, Fiberglass, Polyurethane
- Included Components: PuroAir 400 Replacement HEPA Air Filter
- Compatible Device: PuroAir 400 Air Purifiers
- Specifications
- Brand: Loytio
- Model: KJ7
- Product Dimensions: 7.87 x 7.87 x 19.69 inches
- Item Weight: 2.87 Pounds
- Date First Available: May 17, 2023
- Country of Origin: China
- Customer Reviews: 726 ratings, 4.2 stars
- Specifications
- Brand: FreAire
- Model: KN-6391RGB
- Product Dimensions: 6.1 x 6.1 x 9.7 inches
- Item Weight: 3.13 Pounds
- Coverage Area: 215 ft² / 20 m²
- Filter Lifespan: 3-6 months
- Noise Level: 20 decibels
- Control Method: Touch
- Specifications
- Brand: CLARSTON
- Model: KJ100F
- Product Dimensions: 7.9 x 10.6 x 8.1 inches
- Item Weight: 3.73 Pounds
- Country of Origin: China
- Filtration System: Pre-filter, H13 HEPA filter, Activated carbon filter
- Coverage Area: Up to 650 Ft²
- Fan Speeds: 4 (Low, Medium, High, Turbo)
- Special Features: Auto Mode, PM2.5 Monitor, Smart WiFi Control, Filter Replacement Reminder
- Specifications
- Brand: AIRROMI
- Model: A2005-Purple
- product_dimensions: 6.5 x 6.5 x 10.6 inches
- weight: 2.61 Pounds
- coverage_area: Up to 549 sq.ft
- filtering_system: HEPA original filter
- noise_level: 22 decibels
- certifications: Energy Star, ETL, CARB, EPA, CA65, FCC
- Specifications
- Brand: VNIUP
- Model: ZQA-4000C
- Product Dimensions: 6.69 x 6.69 x 11.06 inches
- Item Weight: 2.42 Pounds
- Date First Available: October 7, 2024
- Country of Origin: China
- Customer Reviews: 4.6 stars, 177 ratings
- Specifications
- Brand: AROEVE
- Model: MK01
- color: Black
- product_dimensions: 6.1"D x 6.1"W x 9.7"H
- floor_area: 287 Square Feet
- specification_met: ETL Certified
- noise_level: 22 dB
- particle_retention_size: 12 minutes
- controller_type: Button Control
- wattage: 17 watts
- item_weight: 3 pounds
- country_of_origin: China
- care_instructions: Before use for the first time, please take out the filter to unpack it, then fit it back.
- assembly_required: No
- number_of_pieces: 1
- warranty_description: Product includes one year of product service and lifetime customer service, and the service period begins on the date the product is shipped.
- batteries_required: No
- included_components: Filter
- Specifications
- Brand: ECOSELF
- Model: HAP603WF
- product_dimensions: 6.3 x 12.2 x 15.75 inches
- weight: 6.57 Pounds
- coverage_area: Up to 1295 ft²
- noise_level: 22dB
- filtration_system: 2X-Power Filtration