Click to view the original post for this question and the link to the post. Yantai Housing and Urban-Rural Development Bureau responded: According to the “2007 Yantai City Opinions on Promoting the Use of Solar Water Heaters and Comprehensive Technologies in Residential Construction”: “In 2007 , Zhifu For low-rise and multi-story residential buildings in newly built residential areas within the district and urban planning areas of Laishan District, the integrated design and construction of water heaters and solar buildings will be widely encouraged for small and high-rise residential buildings, pilot promotion should be adopted and the pilot construction area should reach More than 20% of the newly started construction area of the same type of residential buildings will reach more than 50% d; by the end of the 11th five-year plan “And.the "2010 Yantai City Implementation Notices on Accelerating the Promotion and Application of Solar Power Package Technology" states: "The city's plans for cities above the county level are new (renovated or expanded). residential buildings (including villas) with 12 floors or less in the area must use solar water heaters; for new high-rise residential buildings of 12 floors or more, the application proportion of solar water heaters should reach more than 50% of the total number. Household. "
The relevant requirements for setting up a solar water heating system are: (1) Make full use of the available roof area, (2) The number of users of the solar water heating system should generally not less than 60%. If the solar water heating system installed in a small high-rise residence has fully utilized theavailable roof area, it can be considered to meet the requirements. However, if there are local regulations at the project site, these local regulations must be implemented. The answers provided by the experts in our group, if you are interested, come to the group to discuss them together (group number: 142346293).
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