Dyson’s Purifier Hot+Cool is three machines in one tall loop: a HEPA air purifier you run all year, a fan for summer and a space heater for winter. The HP1 is the current version, launched in 2025 at $659.99 and now selling for $499.99 at Dyson and on Amazon. That is still several times the price of a good space heater plus a good purifier...
