For better  quick  viewing of the design, download the Kit file from the Source Link below, unzip it and drop the .sch or .pcb file onto kicanvas from a web browser.

Material List

What you will need to build this hardware


Assembled Junction PCB

Download Kit

Download Source


Enclosure 3/4" PVC Electrical box tee

Amazon


Available in North America, substitution may be required elsewhere
US$16