案情摘要某大学教师林先生,购买了一套位于一楼的经济适用房,签合同时只看到一张小区的效果图,开发商也未对房屋作其他特别说明。在小区建设后期,林先生去现场看过,未发现自家房子有异常情况。但交房时林先生发现房屋正面阳台外侧安装了楼下车库卷闸门的卷轴,该卷轴约占阳台外墙面积的2/3。卷闸门开启时,卷轴部分发出的噪声十分刺耳。林先生遂多方交涉,找开发商,开发商说车库门别无他处安装,况且房子已经验收交付;找车库业主,业主说门是开发商交付时就有的,不是他装的,这事与他无关;找物管,物 Case Summary Lin, a university teacher, bought a set of affordable housing located on the first floor, signed the contract only to see a plot of the effect map, the developer did not make any other special note on the housing. In the late construction of the district, Mr. Lin went to the site to read, did not find unusual circumstances of their own house. However, at the time of submission, Mr. Lin found out that the outside of the frontage of the house was installed with a roll-off gate of the garage downstairs, which accounted for about two-thirds of the area of ​​the balcony's outer wall. When the shutter is open, the noise emitted by the reel section is very jarring. Mr. Lin then multi-negotiation, looking for developers, developers say there is no other garage door installation, and the house has been acceptance delivery; find garage owner, the owner said the door is delivered when the developer, not his equipment, this thing Has nothing to do with him;