Tineco’s Prime Day sale is here — and shoppers can add another 6% off with our special code

TINECO is a brand that's built its name on wet-dry floor washers that can vacuum and mop in one pass, and its Prime Day sale covers three of the range's better-known models. The FLOOR ONE S9 Boost Steam is the newest of the three, built around 230°C steam for stains that a cold mop just...