It also may help you decide whether you want a system that uses 1/2-inch tubing or the multioutlet heads with 1/4-inch tubing.
If you choose the multioutlet heads, how much 1/4-inch tubing will it take to deliver water to each plant?
Multioutlet heads might do the trick with less work.
While our experts agree that multioutlet emitters have limited use, their opinions vary on the savings of full sprinkler conversion using existing underground lines.
Bressan: The large quantity and small size of the distribution tubing in multioutlet emitters can be a maintenance problem, since the tubing breaks and detaches easily and is vulnerable to damage from animals, foot traffic, and gardeners.