HSP series features a unique Electro Magnetic Firing (EMF) system and is great for removing grease, mud and muck. External bypass system protects from heat build-up. Preset stainless-steel and brass unloader valve. Forged brass manifold, thermal relief valve, and low-pressure detergent injector. Reinforced powder coated steel frame with center balanced lift and 13” flat-free tires. Temperature rise 150°F/66°C above ambient, maximum outlet temperature is 200°F. Unit Includes: Quick connect nozzles - 0°, 15°, 25° and 40°, 50’ x 3/8” steel wire-braided hose, and adjustable pressure insulated dual lance with trigger gun.