Hammerall Disposer Company is the top-selling, heaviest-duty hammermill design under sink food waste disposer available. With the first model invented over 45 years ago, each Hammerall disposer is designed to run effortlessly and continuously without problems. Every model comes with a full one-year guarantee and an extended warranty is available for further coverage. All Hammerall Disposers are manufactured in the United States. In fact, we have our own R&D department and a full manufacturing factory located in Atlanta, Georgia. We carry a complete product line of accessories for each of our disposers.