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max. allowance of sprinkler head by floor on OH group!

Question asked by niko on Jun 29, 2020
Latest reply on Jun 30, 2020 by nocivus

I'm working on sprinkler system of one airport terminal, my problem is that the height of sprinkler head in some part of grid goes up to 9.7 m from the floor. The system is calculated with OH2 group. May need to upgrade to HH group?