External wall pipes are leaking, no matter how the property complains.

Legal analysis: 1. During the warranty period, the finely decorated house was damaged and leaked due to the waterproof layer. Generally, the developer should be responsible for the maintenance, and the damage caused by improper use should be repaired by the actor;

2. During the warranty period, the rough house leaked water due to the damage of waterproof layer (1). If the customer personally confirms the 24-hour closed water experiment when closing the room, the customer is responsible; (2) If the customer does not personally confirm, the developer only has the certificate of completion acceptance, which can prove that man-made damage is the customer's responsibility; If the responsibility is not clear, both parties shall settle it through consultation; If negotiation fails, the third party shall apply for appraisal, and the expenses after appraisal shall be borne by the responsible party;

3. The waterproof layer outside the warranty period leaks due to natural damage, and the required repair costs shall be borne by all participants in proportion.

4. During the warranty period, the responsible person shall be responsible for the damage caused by improper use of adjacent houses due to man-made damage, water leakage and other reasons.

Legal basis: Article 10 of the Regulations on the Administration of Adjoining Houses with Different Properties in Cities is naturally damaged, and it shall be repaired in time without delay or rejection; Otherwise, the responsible person shall be responsible for compensating the losses. According to this regulation, if the neighboring owners do not cooperate, they can find the owners' committee or community neighborhood committee to coordinate, because it is their obligation to coordinate the owners' relationship. If not, it should report the situation to the local housing management department, mediate or bring a lawsuit to the local people's court.