[zjdd]

想做個室內空氣檢測，哪裡有的做，費用大致如何？

[judy]

zjdd 寫道:

想做個室內空氣檢測，哪裡有的做，費用大致如何？

看你想做到什麼程度，像簡單的CO，CO2, NO2，moisture content. easy job. but if wanna know if your basement has elevated level of volatile gases such as benzene, that would be more expensive. you can try to reach the Lab of environment canada in North Van and ask for a test of indoor air quality