*Will meet code if metal box is properly secured and wiring is securely attached inside "cut-in" foam channels at lease 1" from finished foam surface.
The total cost for materials per box is about the same for any box used.
The total cost for box install and wiring path rough-in is $5-$10 less with Plastilock boxes.
The total cost of the wiring rough-in is 20-30% less with Plastilock boxes.
Plastilock boxes will meet Code, where "cut-in" wiring may or may not.
Plastilock boxes and conduit will always provide a chase for future upgrades!