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dry pipe system in basements - how is it suitable

Question asked by sourabhchowdhuri on Sep 12, 2018

Dry riser system to be given in basements of a mixed occupancy of a mall. The mall is having 10 basement parking level. As per NFPA; how it could be considered to design. Dry riser / pre - action system to be followed for basements if the no. of basement level is ten.