Home Slickdeals Winix C545 (Refurbished) 4-Stage True HEPA Air Purifier with WiFi & PlasmaWave®... Slickdeals Winix C545 (Refurbished) 4-Stage True HEPA Air Purifier with WiFi & PlasmaWave® Technology $69.99 By ARCOM - 14 June 2023 50 0 SHARE Facebook Twitter Go to the deal page: Winix C545 (Refurbished) 4-Stage True HEPA Air Purifier with WiFi & PlasmaWave® Technology $69.99