Which is Easier to Install - Plastic vs Metal Electrical Boxes  

  Plastic electrical boxes are available in different materials including PVC and ABS plastic. But, plastic boxes constructed of polycarbonate or fiberglass are superior for their durability, lightweight, and higher melting points. And when it comes to installation, these plastic electrical boxes have many advantages over traditional metal boxes. Not only are polycarbonate and fiberglass electrical boxes lighter in weight when compared to metal, but they also cost less and are easier to work with - especially for residential applications and DIY electrical projects. Why Plastic Electrical Boxes are Easier to Install Quick and easy knockout holes Often electrical boxes require punching out holes for wire and cable management. For metal boxes, these knockouts may require tools to remove the stamped knockout position, then the metal must be twisted and pulled to remove the metal plug. With plastic boxes, the knockout holes in the back and sides are much easier to punch out. Simpl