Las Vegas -- Necessity is the mother of invention.
Jon Nolle is a contractor who needed to take down a deck and fast. His solution: a two-pronged demolition bar that fits over the joist and provides the mechanical advantage to pry up the boards on decks.
Nolle was demonstrating his invention – the Deck Demon – here at the National Hardware Show in the Las Vegas Convention Center.
The head of the tool fits over single or double joists. And both prongs of the product
