Nearly a third of all registered users on won prizes in a recent promotion to announce Charlotte Pipe and Foundry's newly redesigned website. Plumbing contractors, distributors and engineers earned a chance to win power tools, a mousepad, or a company hat, just for completing an on-line or mailed-in registration form. The top prizes of the promotion were new Porter-Cable Tiger Claw reciprocating saws and Porter-Cable cordless drills, which were awarded to 32 lucky registrants.