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the reference for installing Above and below sprinkler 

Question asked by eng_ahmed_eltaweel on Mar 11, 2016
Latest reply on Mar 15, 2016 by john.kewell

What is the NFPA reference for installing Above and below sprinkler  ?

LIKE :-

* If the distance between the false ceiling and the actual/concrete ceiling is more than 800 cm we shall install above and below sprinkler

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