Technical Booklet P Sanitary Appliances Unvented Hot Water Storage and Scalding·Page 7·88(3)
Discharge from unvented hot water storage safety devices
Any discharge from hot water storage safety devices must be safely conveyed to a location where it is visible and will not pose danger to people.
Any discharge from devices provided for the purpose of paragraph (2) shall be conveyed safely to where it can be seen readily and will cause no danger to people.
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