The RedMax EBZ8000RH is the most powerful backpack leaf blower available. From the extra-large dual, foam and paper FreshFlow™ filter system to the exclusive, patent pending FreeFlow™ non-clog air intake, this blower offers more power, more air volume and fewer emissions. The air conditioned full size contoured back pad and wide padded straps ensure your comfort. The tube-mounted throttle frees the your left hand for added mobility.