Another 40++ Panasonic Fv 15Vql6. Ventilating fan shall be low noise ceiling mount type rated for continuous operation. It is the sole responsibility of the customer to download, fill up and mail the rebate within the allotted time period. Fan shall be energy star rated and certified by the home ventilating institute (hvi). This highly efficient bath fan is rated for continuous run, circulating 150 cubic feet of air per minute.