Product description: La Marzocco's GS3 espresso machine is for passionate espresso enthusiasts who know that investing in one of the best machines available is the only way they'll ever be satisfied. The GS3 has has features and construction that differentiate it from the other espresso machines out there. A dual boiler, PID and saturated brew group technology revolutionize the industry's standards. Its performance meets and surpasses the finest high volume machines....