The $20 PermaFLOW Never-Clog Drain seems like a good idea!
With its innovative, self-cleaning design and integrated wiper that removes blockage, PermaFLOW eliminates the need for chemical drain cleaners, plungers, and expensive pipe repairs. This smart alternative to traditional P-traps installs in a snap and even allows for easy retrieval of accidentally lost jewelry and other items.Amazon has videos of it in action.
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects