What is VOCs and formaldehyde - harmful to human
Volatile Organic Compounds (VOCs) are organic compounds that evaporate at room temperature, such as Benzene, Toluene, and Formaldehyde was being the most concerned as it harms the health.

Formaldehyde is a colourless chemical gas with a pungent odor at high concentration, which comes from paints, coatings and wallboards etc. It is highly irritating to the eyes and respiratory tract. Exposure over prolonged periods may lead to hypersensitivity.

Lists of Indoor Air Quality (IAQ) contractors from Environmental Protection Department

Apply photocatalyst MV-6 from Japan Marusyo Sangyo

• Marusyo Sangyo is a local well-known company in Japan, set up in 1923
• Last for not less than 7 years
• Decompose formaldehyde into CO2 and water effectively

Use HAL-HFX105 formaldehyde meter (made in USA) to measure formaldehyde content

• CE certified , accurate and reliable

The Indoor Air Quality Guidelines of Different Countries