say light hazard and 52000 sq ft limitation
just checking since it has not come up in a long time
if you had say you had 70000 sq ft building and there was a two hour wall spliting it into a 50000 and 20000 each side
do you still need two risers
the way I read 13 yes , just trying to confirm
just checking since it has not come up in a long time
if you had say you had 70000 sq ft building and there was a two hour wall spliting it into a 50000 and 20000 each side
do you still need two risers
the way I read 13 yes , just trying to confirm
