New Territories Tsuen Wan 
Service type：Others: 檢驗大廈污水渠質量 What service do you need?
Others, 檢驗大廈污水渠質量
Is there any dispute or claim for the loss involved?
Yes, dispute/claim
Please provide additional details about the problems (Optional)
新樓3-5年已發生多次不同單位/座數大廈污水渠（紅筒）倒灌情況。通渠時發現內膜脫落導致淤塞。懷疑發展商提供的渠管不合格。當要求更換時發展商拒絕更換。
What time do you prefer to have the service?
Any time
Anything else that we need to know?
No
Where is your location?
New Territories,Tsuen Wan
