Mi-T-M CM-4200-0MMB Gasoline Pressure Washer – 4200 PSI, 3.4 GPM, 14280 CU Lo-Boy Ultra Quiet Floor Machine Pump pressure protection — built-in

Pump pressure protection — built-in safeguards prevent over-pressurization of the solution circuit

AC/DC Dual Power – Use plugged in or run on the built-in battery

6-liter solution and recovery tanks — separate clean and dirty water

and terrazzo

Mi-T-M CM-4200-0MMB Gasoline Pressure Washer – 4200 PSI, 3.4 GPM, 14280 CU Lo-Boy Ultra Quiet Floor Machine Pump pressure protection — built-inCM 4200 0MMB Gas Pressure Washer 4200 PSI ChoreMaster for Heavy Equipment Washing The Mi T M ChoreMaster CM 4200 0MMB is the highest output model in the ChoreMaster line, producing 4,200 PSI at 3. 4 GPM 14,280 cleaning units. Powered by a 420cc Mi T M OHV engine and a crankshaft pump built for sustained commercial duty, it handles fleet washing, heavy construction equipment, and concrete surface stripping where the 3,600 PSI model works too slowly.