Hotsy is the leading manufacturer of industrial hot water pressure washing equipment across North America. It’s how we got our name – Hotsy are HOT! If your cleaning job contains any type of grease, grime, or oil you want to choose a hot water pressure washer. Heated with fuel oil, diesel, natural gas or propane, Hotsy hot water pressure washers are designed to blast always through tough grease and grime. These hot water pressure washers are available in stationary and portable models and for commercial cleaning, they can be mounted on a truck, van, or trailer.