1 - Single BOX SHELL
Single Box Shell - insulates a single outlet box. The only device that seals around the wires, all the way around the box and fills the void behind the box.
$189 $1.89
2 - Double BOX SHELL
Double Box Shell - insulates a double outlet box. The only device that seals around the wires, all the way around the box and fills the void behind the box.
$199 $1.99
3 - Triple BOX SHELL
Triple Box Shell - insulates a triple outlet box. The only device that seals around the wires, all the way around the box and fills the void behind the box.
$229 $2.29