"A lot of stately homes will have that system," says Niki Johnson, fire systems technical adviser for the UK Fire Association, a trade body, and owner of fire detection firm Derventio Fire and Security. "You could be looking at £3-4,000 just to do a corridor." Such installations require substantial pipework, he explains.
圖像加註文字，政府官員稱，房屋署派員勘察七座受災樓宇，發現鋼筋混凝土出現不同程度的弱化及損毀，並形容「內傷」很嚴重。香港政府在1月9日發出問卷，1月14日的立法會上，官員披露更多細節。
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He said it should examine their design, height and placement on level five of the stadium, where Claydon fell, and assess whether the area provides "a safe environment" for people attending events.
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