The Twister ES, certified ENERGY STAR® power pack was designed with cost efficiency in mind for a solution that blends in anywhere. Twister ES hides the ventilation you need beneath your custom, built-in canopy. An optional stainless steel liner extends the hood and protects your cabinetry. 290 CFM, 3-speeds, ENERGY STAR® approved. Includes energy-efficient, warm white fluorescent lighting.