Commercial-grade carpet cleaners have the largest water ... Simply snap in the solution container and the machine mixes the cleaning liquid with water for the exact right ratio every time.

This is another commercial-grade choice that works on just about every surface, including carpet ... and angled handle, the machine reaches any crevice that needs cleaning. This maneuverability ...

choose a commercial model, as consumer cleaning machines often aren’t protected if toted around, says Brown. As opposed to renting a machine or calling in a professional, owning a carpet cleaner ...