Current Situation:

Indoor environmental pollution normally is 2 to 5 times higher than outdoors..

Intent:

• Establish minimum indoor air quality (IAQ) performance.
  Provide air ventilation and indoor air-conditioner system to reduce the pollutant concentration.
• Avoid using the material that are odorous, irritating and/or harmful.
• Provide a high level lighting and thermal comfort system.

Butler Solutions:

• The adhesive, sealant and painting used by Butler are all low emitting material.
• Balance the ventilation and thermal performance.