selecting the correct orifice size is critical

Nozzle Orifice: #08

5 gpm flow

Included In The Box

Dynablast 4000psi 4.0gpm Direct Drive Gas Pressure Washer Portable Steel Frame Interpump Pump DC4040GHD features_residential-grade selecting the correct orifice sizeDynablast DC4040GHD Cold Water Pressure Washer Specifications: Operating Pressure: 4,000 PSI Volume: 4. 0 GPM Motor: 13 HP Honda GX390 Gasoline Engine Pump: Interpump Triplex Plunger Pump Pump Speed: 3,600 RPM Dimensions: 33 x 23 x 26 Weight: 150 lbs Key Features: 13 HP Honda GX390 engine with Oil Alert Interpump Triplex Plunger Pump with thermal pump protection Separate, easy start adjustable unloader Black powder coated convertible cart frame 50 ft