Refer to the drawing and chart. The demand for each sprinkler head is 4 GPM. Size each pipe segment based on sprinkler demand and the following:
PIPE SIZE IDEAL FLOW
1/2 1-6 GPM
3/4 7-10 GPM
1 11-16 GPM
1 1/4 17-26 GPM
1 1/2 27-35 GPM
2 36-55 GPM
What minimum pipe size is required for section “L-P”?