Featuring Gold Seal of Approval from Carpet and Rug Institute, 96 lb PEX 200 and 110 lb PEX 500 respectively employ dual 2- and 3-stage vacuums and offer adjustable pressure via positive displacement pump from 50-200 psi and 20-500 psi. Both incorporate 2,000 W heater that delivers on-demand, adjustable temperatures to 146 or 212