Utillian 722YOU SHOULD GET THE UTILLIAN 722 VAPORIZER IF You want a strong performing convection style vaporizer. The Utillian 722 improves upon the strong performance of the 721 vaporizer, offering a higher maximum temperature for full spectrum vaporization for your herbs. IMPRESSIVE CONVECTION HEATING CHAMBER The Utillian 722 vaporizer follows in the footsteps of its predecessor, offering impressive convection style vapor in an affordable easy to use package.