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Hitachi Central AC Air-Purification Functions
Hitachi central AC uses a PE purification module that releases active negative ions to address particles, allergens, bacteria, mold, and pet odors.
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How Hitachi Central AC Performs Self-Cleaning
Hitachi central AC uses condensation, frosting, defrosting, and drainage to separate dust from heat-exchanger fins and discharge dirty water outdoors.
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Central Air-Conditioning Air-Purification Process
A central AC purification process can combine prefiltration, medium-efficiency filtration, UV sterilization, and nano-TiO₂ photocatalysis.
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Common Central Air-Conditioning Purification Technologies
A typical central AC purification sequence uses primary and germicidal medium-efficiency filtration followed by UV and TiO₂-based disinfection.
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Central Air-Conditioning Air-Purification Technologies
Central AC purification combines coarse, medium, and high-efficiency filtration with dust removal, gas treatment, and microbial control technologies.
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Air Pollution in Central Air-Conditioning Systems
Improperly used central air-conditioning systems can recirculate fine particles and microorganisms, allowing contaminants to accumulate in ducts and degrade indoor air quality.
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Does Air Conditioning Blow Bacteria? Uncleaned Systems Harbor Microbes, Dust and Fungi
Long-neglected air-conditioning systems can harbor dust, bacteria, fungi and other microorganisms, raising respiratory risks when contaminated ductwork recirculates indoor air.
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Causes and Solutions for Reduced Suction in Fume Purification Equipment
Reduced suction usually results from a clogged filter element or a blocked, kinked or poorly sealed extraction hose. Regular inspection and cleaning can restore airflow.
Company landline
010-60770969
Sales Phone/WeChat: 15601000090
Purchasing Management/WeChat: 13331060986
Company Phone: 010-60770969
Address: Room 1708, Building B, Jinyu International Center, Longyu East 1st Road, Huilongguan Street, Changping District, Beijing
©2026 Kelan Filtration Technology(Beijing) Group Co., Ltd. All rights reserved
Record Number: Jing ICP No. 2022016037-2
Technical Support: Suyuan Network
Sales Phone/WeChat: 15601000090
Purchasing Management/WeChat: 13331060986
Company Phone: 010-60770969
Address: Room 1708, Building B, Jinyu International Center, Longyu East 1st Road, Huilongguan Street, Changping District, Beijing
©2026 Copyright Beijing Kelan Fresh Air Technology Co., Ltd. All rights reserved
Record Number: Jing ICP No. 2022016037-2
Technical Support: Suyuan Network
