Roomba Plus 4020 Combo for $359.98

QVC has the iRobot Roomba Plus 4020 Combo + Auto Wash Dock on sale for $359.98 for new members after applying the promo code HELLO20. Shipping is free. This deal offers a $20 discount from the original price of $379.98, representing a savings of about 5.3%. The deal is straightforward to redeem by applying the code at checkout. While not a massive percentage discount, this is a notable price for a robot vacuum with auto wash features and is well below typical retail prices, making it an attractive offer for new customers.