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WELCOME TO FOCUS

Clean air
to our next generation with Focus' nanofiber

AIR FILTER WITH INNOVATIVE FILTRATION TENOLOGY

About Us

Founded: 1983
Headquarters: Hong Kong, China
Number of manufacturing sites: 3

We constantly research, develop and manufacture innovative products for both air and liquid filtration. Our factories in Hong Kong and China are equipped with advanced production equipment and world class testing instruments. We provide customized solutions for who values high performances, eco-friendliness.

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Nanofiber
Filtration Tech

Energy
Efficient

Antibacterial &
Antiviral

Patented
Replaceable
Design

Why Choose Us

Best-selling Products

AIRCOLOGY

Aircology : an affordable, reusable filters that suitable for all types of indoor ventilation systems such as, FCU's and AHU's. The collapsible filter design places the power of replacing filters in your hands. It largely reduces filter / packaging wastes and logistic costs. It delivers excellent grade of indoor air quality with low energy consumption. All whilst leading the industry in air quality management.

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MultiH®

MultiH®, a multifunctional nanofibrous membrane that developed in collaboration with the Hong Kong Government funded research centre, Nano and Advanced Materials Institute Limited (“ NAMI”). Every strand of nanofiber kills arrested >99% viruses / bacteria. Thanks to the superb porosity, the power consumption of a HEPA H13 filter has no difference to any MERV-13. Easily upgrade any air conditioning mechanical systems (ACMV), and many other applications.

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