This is state-of-the-art Trimatrix - Antimicrobial (Antibacterial & Antiviral) Air Filter Sheets for multi-split air conditioners.
Most air filter sheets only remove allergens and dust but cannot capture or destroy bacteria or viruses.
This is a Made in Singapore product which can remove particles down to virus size and has been tested by TUV Labs.
It uses very high performance electrostatic air filter sheets and has special Nano coating to eliminate bacteria and viruses.
Keep your family and friends safe.