Home Slickdeals Dyson – HP04 Pure Hot + Cool 800 Sq. Ft. Smart Tower... Slickdeals Dyson – HP04 Pure Hot + Cool 800 Sq. Ft. Smart Tower Air Purifier, Heater and Fan – White/Silver $450 at BestBuy $449.99 By ARCOM - 3 December 2020 64 0 SHARE Facebook Twitter Go to the deal page: Dyson – HP04 Pure Hot + Cool 800 Sq. Ft. Smart Tower Air Purifier, Heater and Fan – White/Silver $450 at BestBuy $449.99