Dave's Electric Service Center

http://www.daveselectricservicecenter.com/

Factory Authorized In-Sink-Erator & Waste King Service in Philadelphia and Surrounding Areas

We fix both domestic and commercial garbage disposals, as well as instant hot water dispensers for commercial and industrial use.

Here's a link to a page about In-Sink-Erator instant hot water dispensers. Most people don't know that these units are available.